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Enliven Therapeutics Inc

For the period ended Dec 31, 2024. Filed Mar 13, 2025.

View on SEC.gov

About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2024 · Filed Mar 13, 2025

ELVN$49.43+10.4%Stored close · as of Nov 6, 2026

What changed in Risk Factors?

Read the current filing

Previous report: 10-K

Period ended 2023-12-31; filed 2024-03-14.

0000950170-24-031495

Item 1A. Risk Factors

Current report: 10-K

Period ended 2024-12-31; filed 2025-03-13.

0000950170-25-038758

Item 1A. Risk Factors

The baseline is this issuer’s latest earlier reporting period of the same form that was filed before the current report. A previous 10-Q is a different quarter, not a year-over-year comparison. Amendments are excluded.

Compared 538 previous paragraphs and 542 current paragraphs.

428 unchanged; 103 reworded; 7 added; 2 removed; 5 previous and 4 current paragraphs rearranged.

Tables are not compared: 0 previous and 0 current tables excluded. Dates, whitespace, punctuation and numbering changes are ignored; changes to financial figures remain significant.

A changed paragraph is not evidence that risk increased or decreased. An unchanged paragraph does not establish that risk stayed the same.

Added paragraphs (7)

Current report

unexpected changes in tariffs, trade barriers, price and exchange controls and other regulatory requirements, including as a result of the new presidential administration;

Current report

After March 16, 2013, under the Leahy-Smith Act, the United States transitioned to a first inventor to file system in which, assuming that the other statutory requirements are met, the first inventor to file a patent application will be entitled to the patent on an invention regardless of whether this inventor was the first to invent the claimed invention. As a result, a third party that files a patent application in the USPTO on or after March 16, 2013, but before we file an application covering the same invention, could therefore be awarded a patent covering an invention of ours even if we had made the invention before it was made by such third party. This will require us to be cognizant going forward of the time from invention to filing of a patent application. Since patent applications in the United States and most other countries are confidential for a period of time after filing until publication or issuance, we cannot be certain that we were the first to either (i) file any patent application related to our product candidates and other proprietary technologies we may develop or (ii) invent any of the inventions claimed in our patents or patent applications. Even where we have a valid and enforceable patent, we may not be able to exclude others from practicing the claimed invention where the other party can show that they used the invention in commerce before our filing date or the other party benefits from a compulsory license. However, the Leahy-Smith Act and its implementation could increase the uncertainties and costs surrounding the prosecution of our patent applications and the enforcement or defense of our issued patents, all of which could have a material adverse effect on our business, financial condition, results of operations and prospects.

Current report

Geopolitical actions in the United States and in foreign countries could increase the uncertainties and costs surrounding the prosecution or maintenance of our patent applications or those of any current or future licensors and the maintenance, enforcement or defense of our issued patents or those of any current or future licensors. For example, further to the United States and foreign government actions related to Russia’s invasion of Ukraine, the Kremlin issued Decree 299 stating that Russian companies and individuals can use patented inventions without the owner’s permission or compensation, if the patent is held by owners from “unfriendly countries,” which includes the United States. As a result, we would not be able to enforce our otherwise valid patent rights against an infringer in Russia.

Current report

In particular, there is currently significant uncertainty about the future relationship between the United States and various other countries, most significantly China, including changes arising as a result of the new presidential administration with respect to trade policies, treaties, tariffs, taxes, and other limitations on cross-border operations, including but not limited to the provision of services and the exchange of data. The U.S. government has made and continues to make significant additional changes in U.S. trade policy and may continue to take future actions that could negatively impact U.S. trade. For example, legislation has been introduced in Congress to limit certain U.S. biotechnology companies from using equipment or services produced or provided by select Chinese biotechnology companies, and others in Congress have advocated for the use of existing executive branch authorities to limit those Chinese service providers’ ability to engage in business in the U.S. We cannot predict what actions may ultimately be taken with respect to trade relations between the United States and China or other countries, what products and services may be subject to such actions or what actions may be taken by the other countries in retaliation. In addition, various U.S. regulators and legislators have advanced proposals that would limit the exchange of data with commercial counterparties in certain nations, including China, ranging from personal health information to clinical trial data to information related to drug development, and regulators in other countries have considered similar restrictions on the outflow of such data. Further, the current situation relating to trade with China and governmental and regulatory concerns relating to specific Chinese companies continue to remain fluid and unpredictable and may further change as a result of the new presidential administration. We also expect to manufacture certain of our product candidates in various countries, including countries in Europe, which we expect to increase the cost of manufacturing our product candidates. Potential issues or delays with this transition can impact our clinical plans and timelines, and we expect that such transition will increase our expenses. We may also face difficulties or challenges in connection with the collection, transfer across borders, or other use or processing of study data within particular jurisdictions, or originally obtained from particular jurisdictions, including China. If we are unable to obtain or use services from existing service providers, to obtain or use any necessary inputs (e.g., data), or become unable to export or sell our products to any of our customers or service providers, our business, liquidity, financial condition, and/or results of operations would be materially and adversely affected.

Current report

We do not have complete control over all aspects of the manufacturing process of our contract manufacturing partners and are dependent on these contract manufacturing partners for compliance with cGMP regulations for manufacturing both APIs and finished drug products. Our CMOs are also subject to import and export rules and restrictions, which may impact their ability to acquire materials used in the manufacturing of our product candidates or export our manufactured investigational products to the countries where our clinical trials are conducted. There is currently significant uncertainty about the future relationship between the United States and various other countries, most significantly China, with respect to trade policies, treaties, tariffs, taxes, and other limitations on cross-border operations. The U.S. government has and continues to make significant additional changes in U.S. trade policy and may continue to take future actions that could negatively impact U.S. trade. For example, legislation has been introduced in Congress to limit certain U.S. biotechnology companies from using equipment or services produced or provided by select Chinese biotechnology companies, and others in Congress have advocated for the use of existing executive branch authorities to limit those Chinese service providers’ ability to engage in business in the U.S. We currently use CMOs based in China and Europe and plan to add additional CMOs or transition the manufacturing of our product candidate(s) to CMOs based in other countries, which can increase our business expenses. We cannot predict what actions may ultimately be taken with respect to trade relations between the United States and China or other countries, what products and services may be subject to such actions or what actions may be taken by the other countries in retaliation. If we are unable to obtain or use services from existing service providers or become unable to export or sell our products to any of our customers or service providers, our business, liquidity, financial condition, and/or results of operations would be materially and adversely affected.

Current report

announcements of significant program updates by us or our competitors;

Current report

announcements of significant acquisitions, strategic collaborations, license agreements, joint ventures or capital commitments by us or our competitors;
Removed paragraphs (2)

Previous report

own patented technology.

Previous report

We do not have complete control over all aspects of the manufacturing process of our contract manufacturing partners and are dependent on these contract manufacturing partners for compliance with cGMP regulations for manufacturing both APIs and finished drug products. Our CMOs are also subject to import and export rules and restrictions, which may impact their ability to acquire materials used in the manufacturing of our product candidates or export our manufactured investigational products to the countries where our clinical trials are conducted. To date, we have obtained most of our APIs and drug product for our product candidates, from single-source third-party CMOs. We are in the process of developing our supply chain for each of our product candidates and intend to put in place framework agreements under which third-party CMOs will generally provide us with necessary quantities of APIs and drug product on a project-by-project basis based on our development needs. As we advance our product candidates through development, we are considering our lack of redundant supply for the APIs and drug product for each of our product candidates to protect against any potential supply disruptions. However, we may be unsuccessful in putting in place such framework agreements or protecting against potential supply disruptions.
Reworded paragraphs (103)

Previous wording

We are substantially dependent on ELVN-001 and ELVN-002. If we are unable to advance ELVN-001 or ELVN-002 through clinical development, obtain regulatory approval and ultimately commercialize such product candidates, or experience significant delays in doing so, our business will be materially harmed.

Current wording

We are substantially dependent on ELVN-001 and ELVN-002. If we are unable to advance ELVN-001 or ELVN-002 through clinical development, obtain regulatory approval and ultimately commercialize or license such product candidates, or experience significant delays in doing so, our business will be materially harmed.

Previous wording

Our prospects depend in large part upon developing and commercializing ELVN-001 and ELVN-002 and discovering, developing and commercializing product candidates from our other research programs, and failure to successfully identify, develop and commercialize additional product candidates could impair our ability to grow.

Current wording

Our prospects depend in large part upon developing and commercializing ELVN-001 and ELVN-002 and/or licensing such product candidates and discovering, developing and commercializing product candidates from our other research programs, and failure to successfully identify, develop and commercialize additional product candidates could impair our ability to grow.

Previous wording

Former Enliven commenced operations in June 2019, has never completed a clinical trial, has no products approved for commercial sale and has never generated any revenue. Drug development is a highly uncertain undertaking and involves a substantial degree of risk. We are devoting substantially all of our resources to developing ELVN-001 and ELVN-002, research and development activities, clinical trial activities, business planning, establishing and maintaining our intellectual property portfolio, hiring personnel, raising capital, and providing general and administrative support for these operations. We are currently evaluating ELVN-001 in a Phase 1 clinical trial in adults with CML, and we are evaluating ELVN-002 in a Phase 1 clinical trial in adults with solid tumors with HER2 alterations. We filed an IND and received FDA clearance in the first quarter of 2024 for an additional Phase 1 trial evaluating ELVN-002 in combination with trastuzumab with and without chemotherapy in MBC and CRC with overexpressed or amplified HER2. We have nominated a development candidate for our third program and have completed IND-enabling studies for that product candidate. We have not initiated clinical trials for any other product candidate.

Current wording

Former Enliven commenced operations in June 2019, has never completed a clinical trial, has no products approved for commercial sale and has never generated any revenue. Drug development is a highly uncertain undertaking and involves a substantial degree of risk. We are devoting substantially all of our resources to developing ELVN-001 and ELVN-002, research and development activities, clinical trial activities, business planning, establishing and maintaining our intellectual property portfolio, hiring personnel, raising capital, and providing general and administrative support for these operations. We are currently evaluating ELVN-001 in a Phase 1 clinical trial in adults with CML, and we are evaluating ELVN-002 in Phase 1 clinical trials in adults with solid tumors with HER2 alterations. We have not initiated clinical trials for any other product candidate.

Previous wording

We have not yet demonstrated our ability to complete any clinical trials, obtain marketing approvals, manufacture a commercial-scale product or arrange for a third party to do so on our behalf, develop a companion diagnostic, or conduct sales and marketing activities necessary for successful product commercialization. As a result, it may be more difficult for investors to accurately predict our likelihood of success and viability than it could be if we had a longer operating history.

Current wording

In September 2024, we announced a positive data update from the Phase 1 clinical trial evaluating ELVN-001 in patients with chronic myeloid leukemia (“CML”) that is relapsed, refractory, or intolerant to tyrosine kinase inhibitors (“TKIs”). However, we have not yet demonstrated our ability to complete any clinical trials, obtain marketing approvals, manufacture a commercial-scale product or arrange for a third party to do so on our behalf, develop a companion diagnostic, or conduct sales and marketing activities necessary for successful product commercialization. As a result, it may be more difficult for investors to accurately predict our likelihood of success and viability than it could be if we had a longer operating history.

Previous wording

We have incurred significant net losses, have not generated any revenue to date and have financed our operations principally through private placements of our preferred stock. Our net loss was $71.6 million for the year ended December 31, 2023. As of December 31, 2023, we had an accumulated deficit of $154.4 million. We are still in the very early stages of development of our product candidates and have not yet completed any clinical trials. As a result, we expect that it will be many years, if ever, before we have commercialized a product and can generate revenue from product sales. Even if we succeed in receiving marketing approval for and commercializing one or more of our product candidates, we expect that we will continue to incur substantial research and development and other expenses in order to discover, develop and market additional potential products.

Current wording

We have incurred significant net losses, have not generated any revenue to date and have financed our operations primarily through the issuance of our common and convertible preferred stock. Our net loss was $89.0 million for the year ended December 31, 2024. As of December 31, 2024, we had an accumulated deficit of $243.5 million. We are still in the very early stages of development of our product candidates and have not yet completed any clinical trials. As a result, we expect that it will be many years, if ever, before we have commercialized a product and can generate revenue from product sales. Even if we succeed in receiving marketing approval for and commercializing one or more of our product candidates, we expect that we will continue to incur substantial research and development and other expenses in order to discover, develop and market additional potential products.

Previous wording

establishing and maintaining relationships with CROs and clinical sites for the clinical development of ELVN-001, ELVN-002 and any other programs;

Current wording

establishing and maintaining relationships with CROs, CMOs and clinical sites for the clinical development of ELVN-001, ELVN-002 and any other programs, both in the United States and internationally, including Europe and China;

Previous wording

Any changes in the manufacturing process, suppliers, or facilities will require further comparability analysis and approval by the FDA before implementation, which could delay our clinical trials and product candidate development, and could require additional clinical trials, including bridging studies, to demonstrate consistent and continued safety and efficacy. If we pursue alternative tablet formulations or other changes to any of our product candidates, the FDA and other regulatory authorities may require additional studies, including bridging studies, which may significantly delay our clinical trial timelines and regulatory approval.

Current wording

Any changes in the manufacturing process, suppliers, or facilities will require further comparability analysis and approval by the FDA before implementation, which could delay our clinical trials and product candidate development, and could require additional clinical trials, including bridging studies, to demonstrate consistent and continued safety and efficacy. We are pursuing potential alternative tablet formulations for the ELVN-001 and ELVN-002 programs and have conducted, or are conducting, bridging studies with respect to those formulations. If we pursue other changes to any of our product candidates, the FDA and other regulatory authorities may require additional studies, including bridging studies, which may significantly delay our clinical trial timelines and regulatory approval.

Previous wording

We are very early in our development efforts. In addition, we are substantially dependent on ELVN-001 and ELVN-002. If we are unable to advance ELVN-001 or ELVN-002 through clinical development, obtain regulatory approval and ultimately commercialize such product candidates, or experience significant delays in doing so, our business will be materially harmed.

Current wording

We are very early in our development efforts. In addition, we are substantially dependent on ELVN-001 and ELVN-002. If we are unable to advance ELVN-001 or ELVN-002 through clinical development, obtain regulatory approval and ultimately commercialize or license such product candidates, or experience significant delays in doing so, our business will be materially harmed.

Previous wording

We are very early in our development efforts. We are currently evaluating ELVN-001 in a Phase 1 clinical trial in adults with CML, and we are evaluating ELVN-002 in a Phase 1 clinical trial in adults with solid tumors with HER2 alterations. We filed an IND and received FDA clearance in the first quarter of 2024 for an additional Phase 1 trial evaluating ELVN-002 in combination with trastuzumab with and without chemotherapy in MBC and CRC with overexpressed or amplified HER2. We have nominated a development candidate for our third program and have completed IND-enabling studies for that product candidate. We have not initiated clinical trials for any other product candidate and we may experience unexpected or adverse results in the future. We will be required to demonstrate thorough, adequate and well-controlled clinical trials that our product candidates are safe and effective, with a favorable benefit-risk profile, for use in their target indications before we can seek regulatory approvals for their commercial sale. Our initial clinical trials will begin with relatively small cohorts before expanding in size in subsequent cohorts. If safety issues arise in an early cohort, we may be delayed or prevented from subsequently expanding into larger trial cohorts. Our ability to generate product revenue, which we do not expect will occur for many years, if ever, will depend heavily on the successful clinical development and eventual commercialization of ELVN-001 and ELVN-002, including the development of any combination drug products or companion diagnostics. We are not permitted to market or promote any product candidate before it receives marketing approval from the FDA, EMA or any comparable foreign regulatory authorities, and we may never receive such marketing approvals.

Current wording

We are very early in our development efforts. We are currently evaluating ELVN-001 in a Phase 1 clinical trial in adults with CML, and we are evaluating ELVN-002 in Phase 1 clinical trials in adults with solid tumors with HER2 alterations. We have not initiated clinical trials for any other product candidate and we may experience unexpected or adverse results in the future. We will be required to demonstrate thorough, adequate and well-controlled clinical trials that our product candidates are safe and effective, with a favorable benefit-risk profile, for use in their target indications before we can seek regulatory approvals for their commercial sale. Our initial clinical trials will begin with relatively small cohorts before expanding in size in subsequent cohorts. If safety issues arise in an early cohort, we may be delayed or prevented from subsequently expanding into larger trial cohorts. Our ability to generate product revenue, which we do not expect will occur for many years, if ever, will depend heavily on the successful clinical development and eventual commercialization of ELVN-001 and ELVN-002, including the development of any combination drug products or companion diagnostics, or the licensing of such product candidates. We are not permitted to market or promote any product candidate before it receives marketing approval from the FDA, EMA or any comparable foreign regulatory authorities, and we may never receive such marketing approvals.

Previous wording

Our prospects depend in large part upon developing and commercializing ELVN-001 and ELVN-002 and discovering, developing and commercializing product candidates from our other research programs, and failure to successfully identify, develop and commercialize additional product candidates could impair our ability to grow.

Current wording

Our prospects depend in large part upon developing and commercializing ELVN-001 and ELVN-002 and/or licensing such product candidates and discovering, developing and commercializing product candidates from our other research programs, and failure to successfully identify, develop and commercialize additional product candidates could impair our ability to grow.

Previous wording

Our future operating results are dependent on our ability to successfully discover, develop, obtain regulatory approval for and commercialize product candidates including ELVN-001, ELVN-002 and product candidates from our research programs, including the development of any combination drug products or companion diagnostics. A product candidate can unexpectedly fail at any stage of development. The historical failure rate for product candidates is high due to risks relating to safety, efficacy, clinical execution, changing standards of medical care and other unpredictable variables. The results from preclinical testing or early clinical trials of a product candidate may not be predictive of the results that will be obtained in later stage clinical trials of the product candidate.

Current wording

Our future operating results are dependent on our ability to successfully discover, develop, obtain regulatory approval for and commercialize product candidates including ELVN-001, ELVN-002 and product candidates from our research programs, including the development of any combination drug products or companion diagnostics, or entering into, on favorable terms, any collaboration, licensing or other arrangements that may be necessary or desirable to develop or commercialize our product candidates. A product candidate can unexpectedly fail at any stage of development. The historical failure rate for product candidates is high due to risks relating to safety, efficacy, clinical execution, changing standards of medical care and other unpredictable variables. The results from preclinical testing or early clinical trials of a product candidate may not be predictive of the results that will be obtained in later stage clinical trials of the product candidate.

Previous wording

successful and timely completion of preclinical studies, including generating sufficient data to support the initiation or continuation of preclinical studies and clinical trials, including data that demonstrates improved efficacy, safety, and patient convenience compared to our competitors’ products;

Current wording

successful and timely initiation and completion of preclinical studies and clinical trials, including generating sufficient data to support the initiation or continuation of preclinical studies and clinical trials, including data that demonstrates improved efficacy, safety, and patient convenience compared to our competitors’ products;

Previous wording

maintaining and establishing relationships with CROs and clinical sites for the clinical development of our product candidates both in the United States and internationally;

Current wording

maintaining and establishing relationships with CROs, CMOs and clinical sites for the clinical development of our product candidates both in the United States and internationally, including in Europe, China and in other countries in the future;

Previous wording

Although a substantial amount of our efforts will focus on the continued preclinical and clinical testing and potential approval of our product candidates in our current pipeline, we expect to continue to innovate and potentially expand our portfolio. Research programs to identify product candidates may require substantial additional technical, financial and human resources, whether or not any new potential product candidates are ultimately identified. Our success may depend in part upon our ability to identify, select and develop promising product candidates and therapeutics. We may expend resources and ultimately fail to discover and generate additional product candidates suitable for further development. Even if we successfully advance any product candidates into preclinical and clinical development, their success will be subject to all of the preclinical, clinical, regulatory and commercial risks described elsewhere in this section. All product candidates are prone to risks of failure typical of biotechnology product development, including the possibility that a product candidate may not be suitable for clinical development as a result of its harmful side effects, limited efficacy or other characteristics indicating that it is unlikely to receive approval by the FDA, the EMA and other comparable foreign regulatory authorities and achieve market acceptance. If we do not successfully develop and commercialize ELVN-001 or ELVN-002, or successfully identify, develop and commercialize new product candidates, our business, prospects, financial condition and results of operations could be adversely affected.

Current wording

Although a substantial amount of our efforts will focus on the continued preclinical and clinical testing and potential approval of our product candidates in our current pipeline, we expect to continue to innovate and potentially expand our portfolio. Research programs to identify product candidates may require substantial additional technical, financial and human resources, whether or not any new potential product candidates are ultimately identified. Our success may depend in part upon our ability to identify, select and develop promising product candidates and therapeutics. We may expend resources and ultimately fail to discover and generate additional product candidates suitable for further development. Even if we successfully advance any product candidates into preclinical and clinical development, their success will be subject to all of the preclinical, clinical, regulatory and commercial risks described elsewhere in this section. All product candidates are prone to risks of failure typical of biotechnology product development, including the possibility that a product candidate may not be suitable for clinical development as a result of its harmful side effects, limited efficacy or other characteristics indicating that it is unlikely to receive approval by the FDA, the EMA and other comparable foreign regulatory authorities and achieve market acceptance. If we do not successfully develop, commercialize and/or license ELVN-001 or ELVN-002, or if we do not successfully identify, develop and commercialize new product candidates, our business, prospects, financial condition and results of operations could be adversely affected.

Previous wording

Obtaining approval by the FDA, EMA and other comparable foreign regulatory authorities is unpredictable, typically takes many years following the commencement of clinical trials and depends upon numerous factors, including the type, complexity and novelty of the product candidates involved. In addition, approval policies, regulations or the type and amount of clinical data necessary to gain approval may change during the course of a product candidate’s clinical development and may vary among jurisdictions, which may cause delays in the approval or the decision not to approve an application. For example, the FDA’s Oncology Center of Excellence initiated Project Optimus to reform the dose optimization and dose selection paradigm in oncology drug development and Project FrontRunner to help develop and implement strategies to support approvals in early clinical settings, among other goals. How the FDA plans to implement these goals and their impact on specific clinical programs and the industry are unclear. Regulatory authorities have substantial discretion in the approval process and may refuse to accept any application or may decide that our data are insufficient for approval and require additional preclinical, clinical or other data. Even if we eventually complete clinical testing and receive approval for our product candidates, the FDA, EMA and other comparable foreign regulatory authorities may approve our product candidates for a more limited indication or a narrower patient population than we originally requested or may impose other prescribing limitations or warnings that limit the product candidate’s commercial potential. We have not submitted for, or obtained, regulatory approval for any product candidate, and it is possible that none of our product candidates will ever obtain regulatory approval. Further, development of our product candidates and/or regulatory approval may be delayed for reasons beyond our control.

Current wording

Obtaining approval by the FDA, EMA and other comparable foreign regulatory authorities is unpredictable, typically takes many years following the commencement of clinical trials and depends upon numerous factors, including the type, complexity and novelty of the product candidates involved. In addition, approval policies, regulations or the type and amount of clinical data necessary to gain approval may change during the course of a product candidate’s clinical development and may vary among jurisdictions, which may cause delays in the approval or the decision not to approve an application. For example, the FDA’s Oncology Center of Excellence initiated Project Optimus to reform the dose optimization and dose selection paradigm in oncology drug development and Project FrontRunner to help develop and implement strategies to support approvals in early clinical settings, among other goals. Regulatory authorities have substantial discretion in the approval process and may refuse to accept any application or may decide that our data are insufficient for approval and require additional preclinical, clinical or other data. Even if we eventually complete clinical testing and receive approval for our product candidates, the FDA, EMA and other comparable foreign regulatory authorities may approve our product candidates for a more limited indication or a narrower patient population than we originally requested or may impose other prescribing limitations or warnings that limit the product candidate’s commercial potential. We have not submitted for, or obtained, regulatory approval for any product candidate, and it is possible that none of our product candidates will ever obtain regulatory approval. Further, development of our product candidates and/or regulatory approval may be delayed for reasons beyond our control.

Previous wording

In addition, the FDA and other regulatory authorities may change their policies, issue additional regulations or revise existing regulations, or take other actions, which may prevent or delay approval of our future products under development on a timely basis. Such policy or regulatory changes could impose additional requirements upon us that could delay our ability to obtain approvals, increase the costs of compliance or restrict our ability to maintain any marketing authorizations we may have obtained. Additionally, if the Supreme Court reverses or curtails the Chevron doctrine, which gives deference to regulatory agencies in litigation against the FDA and other agencies, more companies may bring lawsuits against the FDA to challenge longstanding decisions and policies of the FDA, which could undermine the FDA’s authority, lead to uncertainties in the industry, and disrupt the FDA’s normal operations, which could delay the FDA’s review of our marketing applications.

Current wording

In addition, the FDA and other regulatory authorities may change their policies, issue additional regulations or revise existing regulations, or take other actions, which may prevent or delay approval of our future products under development on a timely basis. Such policy or regulatory changes could impose additional requirements upon us that could delay our ability to obtain approvals, increase the costs of compliance or restrict our ability to maintain any marketing authorizations we may have obtained. In June 2024, the U.S. Supreme Court overruled the Chevron doctrine, which gives deference to regulatory agencies’ statutory interpretations in litigation against federal government agencies, such as the FDA, where the law is ambiguous. This landmark Supreme Court decision may invite more companies and other stakeholders to bring lawsuits against the FDA to challenge longstanding decisions and policies of the FDA, including FDA’s statutory interpretations of market exclusivities and the “substantial evidence” requirements for drug approvals, which could undermine the FDA’s authority, lead to uncertainties in the industry, and disrupt the FDA’s normal operations, any of which could delay the FDA’s review of our regulatory submissions. We cannot predict the full impact of this decision, future judicial challenges brought against the FDA, or the nature or extent of government regulation that may arise from future legislation or administrative action.

Previous wording

The approval of a companion diagnostic as part of the therapeutic product’s labeling limits the use of the therapeutic product to only those patients who express certain biomarkers or the specific genomic alteration that the companion diagnostic was developed to detect. The FDA or a comparable regulatory authority may require approval of a companion diagnostic for any of our product candidates, whether before or concurrently with approval of the product candidate. We and/or future collaborators may encounter difficulties in developing and obtaining approval for these companion diagnostics. Any delay or failure by us or third-party collaborators to develop or obtain regulatory approval of a companion diagnostic could delay or prevent approval or continued marketing of our related product candidates. Further, in April 2020, the FDA issued new guidance on developing and labeling companion diagnostics for a specific group of oncology therapeutic products, including recommendations to support a broader labeling claim rather than individual therapeutic products. In June 2023, the FDA announced a new voluntary pilot program through which drug manufactures can provide to the FDA the diagnostic test performance information used to enroll patients into clinical trials for drug approval. Based on assessment of the performance information, the FDA will publish the minimum performance characteristics recommended for similar tests that may be used to select patients for treatment with the approved drug to help laboratories identify specific biomarkers for their development of laboratory-developed tests ("LDTs") and to ensure more consistent performance of these tests for drug selection and improved cancer patient care. In September 2023, the FDA issued a proposed rule that, if finalized, will amend the FDA’s regulations to make explicit that in vitro diagnostics (“IVDs”) are devices under the Federal Food, Drug, and Cosmetic Act, including when the manufacturer of the IVD is a laboratory, and will phase out its enforcement discretion for LDTs. These future issuances from the FDA and other regulatory developments in this area may impact our companion diagnostic development and strategy in connection with our product candidates and result in delays in regulatory approval. We may be required to conduct additional clinical trials to support a broader claim.

Current wording

The approval of a companion diagnostic as part of the therapeutic product’s labeling limits the use of the therapeutic product to only those patients who express certain biomarkers or the specific genomic alteration that the companion diagnostic was developed to detect. The FDA or a comparable regulatory authority may require approval of a companion diagnostic for any of our product candidates, whether before or concurrently with approval of the product candidate. We and/or future collaborators may encounter difficulties in developing and obtaining approval for these companion diagnostics. Any delay or failure by us or third-party collaborators to develop or obtain regulatory approval of a companion diagnostic could delay or prevent approval or continued marketing of our related product candidates. Further, in April 2020, the FDA issued new guidance on developing and labeling companion diagnostics for a specific group of oncology therapeutic products, including recommendations to support a broader labeling claim rather than individual therapeutic products. In June 2023, the FDA announced a new voluntary pilot program through which drug manufactures can provide to the FDA the diagnostic test performance information used to enroll patients into clinical trials for drug approval. Based on assessment of the performance information, the FDA will publish the minimum performance characteristics recommended for similar tests that may be used to select patients for treatment with the approved drug to help laboratories identify specific biomarkers for their development of laboratory-developed tests (“LDTs”) and to ensure more consistent performance of these tests for drug selection and improved cancer patient care. In April 2024, the FDA issued a final rule that amends the FDA’s regulations to make explicit that in vitro diagnostics (“IVDs”) are devices under the Federal Food, Drug, and Cosmetic Act, including when the manufacturer of the IVD is a laboratory, and phases out its enforcement discretion for LDTs. These future issuances from the FDA and other regulatory developments in this area may impact our companion diagnostic development and strategy in connection with our product candidates and result in delays in regulatory approval. We may be required to conduct additional clinical trials to support a broader claim.

Previous wording

The design and implementation of clinical trials is a complex process. We have limited experience as a company in designing and conducting clinical trials. We are currently evaluating ELVN-001 in a Phase 1 clinical trial in adults with CML, and we are evaluating ELVN-002 in a Phase 1 clinical trial in adults with solid tumors with HER2 alterations. We filed an IND and received FDA clearance in the first quarter of 2024 for an additional Phase 1 trial evaluating ELVN-002 in combination with trastuzumab with and without chemotherapy in MBC and CRC with overexpressed or amplified HER2. We have nominated a development candidate for our third program and have completed IND-enabling studies for that product candidate. However, we have not initiated clinical trials for any other product candidate and we may experience unexpected or adverse results in the future. In part because of this lack of experience as a company and our limited infrastructure, we cannot be certain that our ongoing and planned preclinical studies and clinical trials will be completed on time, that we will successfully or cost-effectively design and implement clinical trials that achieve the desired clinical endpoints efficiently, or at all. Large-scale clinical trials would require significant additional financial and management resources and reliance on CROs and consultants. Relying on third-party clinical investigators, CROs and consultants may force us to encounter delays that are outside of our control. We may be unable to identify and contract with sufficient investigators, CROs and consultants on a timely basis or at all. There can be no assurance that we will be able to negotiate and enter into any necessary services agreement with CROs on terms that are acceptable to it on a timely basis or at all.

Current wording

The design and implementation of clinical trials is a complex process. We have limited experience as a company in designing and conducting clinical trials. We are currently evaluating ELVN-001 in a Phase 1 clinical trial in adults with CML, and we are evaluating ELVN-002 in Phase 1 clinical trials in adults with solid tumors with HER2 alterations. However, we have not initiated clinical trials for any other product candidate and we may experience unexpected or adverse results in the future. In part because of this lack of experience as a company and our limited infrastructure, we cannot be certain that our ongoing and planned preclinical studies and clinical trials will be completed on time, that we will successfully or cost-effectively design and implement clinical trials that achieve the desired clinical endpoints efficiently, or at all. Large-scale clinical trials would require significant additional financial and management resources and reliance on CROs and consultants. Relying on third-party clinical investigators, CROs and consultants may force us to encounter delays that are outside of our control. We may be unable to identify and contract with sufficient investigators, CROs and consultants on a timely basis or at all. There can be no assurance that we will be able to negotiate and enter into any necessary services agreement with CROs on terms that are acceptable to it on a timely basis or at all.

Previous wording

Before we can initiate clinical trials of a product candidate in any indication, we must submit the results of preclinical studies to the FDA, EMA or other comparable foreign regulatory authorities along with other information, including information about the product candidate’s chemistry, manufacturing and controls and our proposed clinical trial protocol, as part of an IND or similar regulatory submission under which we must receive authorization to proceed with clinical development. Although we have received clearance of the IND for ELVN-001 and ELVN-002, the FDA, EMA or other comparable foreign regulatory authorities may require us to conduct additional studies before they allow us to initiate additional clinical trials or at any time during clinical testing, clinical trial authorization or comparable application, which may lead to additional delays and increase the costs of our preclinical development programs. Before obtaining marketing approval from the FDA of ELVN-001, ELVN-002 or any other programs, we must conduct extensive clinical trials to demonstrate safety and efficacy. Clinical testing is expensive, time consuming and uncertain as to outcome. In addition, we expect to rely in part on preclinical, clinical and quality data generated by our CROs and other third parties for regulatory submissions for our product candidates. While we have or will have agreements governing these third parties’ services, we have limited influence over their actual performance. We could encounter delays because we may need to relocate our corporate headquarters, which includes office and laboratory space. If these third parties do not make data available to us, or, if applicable, make regulatory submissions in a timely manner, in each case pursuant to our agreements with them, our development programs may be significantly delayed and we may need to conduct additional studies or collect additional data independently. In either case, our development costs would increase. We may not be able to file INDs for future product candidates on the timelines we expect. For example, we may experience manufacturing delays or other delays with IND enabling studies. Moreover, we cannot be sure that submission of an IND, such as the IND that was filed in the fourth quarter of 2023 for the evaluation of ELVN-002 in combination with trastuzumab, will result in the FDA allowing clinical trials to begin, or that, once begun, issues will not arise that suspend or terminate clinical trials. Additionally, even if the FDA agrees with the design and implementation of the clinical trials set forth in an IND, we cannot guarantee that it will not change its requirements in the future. These considerations also apply to new clinical trials we may submit as amendments to existing INDs or to a new IND. Any failure to file INDs on the timelines we expect or to obtain regulatory approvals for our planned clinical trials may prevent us from initiating or completing our clinical trials or …

Excerpt shortened here; the source contains the full paragraph.

Current wording

Before we can initiate clinical trials of a product candidate in any indication, we must submit the results of preclinical studies to the FDA, EMA or other comparable foreign regulatory authorities along with other information, including information about the product candidate’s chemistry, manufacturing and controls and our proposed clinical trial protocol, as part of an IND or similar regulatory submission under which we must receive authorization to proceed with clinical development. Although we have received clearance of the IND for ELVN-001 and ELVN-002, the FDA, EMA or other comparable foreign regulatory authorities have required, and may in the future require, us to conduct additional studies before they allow us to initiate additional clinical trials or at any time during clinical testing, clinical trial authorization or comparable application, which may lead to additional delays and increase the costs of our preclinical development programs. Further, changes in regulations in the United States and other countries may increase our compliance costs, make it more difficult to conduct trials in some countries or to implement global trials, or result in changes to our current clinical plans and timelines. Before obtaining marketing approval from the FDA of ELVN-001, ELVN-002 or any other programs, we must conduct extensive clinical trials to demonstrate safety and efficacy. Clinical testing is expensive, time consuming and uncertain as to outcome. In addition, we expect to rely in part on preclinical, clinical and quality data generated by our CROs and other third parties for regulatory submissions for our product candidates. While we have or will have agreements governing these third parties’ services, we have limited influence over their actual performance. We could encounter delays because we may need to relocate our corporate headquarters, which includes office and laboratory space. If these third parties do not make data available to us, or, if applicable, make regulatory submissions in a timely manner, in each case pursuant to our agreements with them, our development programs may be significantly delayed and we may need to conduct additional studies or collect additional data independently. In either case, our development costs would increase. We may not be able to file INDs for future product candidates on the timelines we expect. For example, we may experience manufacturing delays or other delays with IND enabling studies. Moreover, we cannot be sure that submission of an IND will result in the FDA allowing clinical trials to begin, or that, once begun, issues will not arise that suspend or terminate clinical trials. Additionally, even if the FDA agrees with the design and implementation of the clinical trials set forth in an IND, we cannot guarantee that it will not change its requirements in the future. These considerations also apply to new clinical trials we may submit as amendments to existing INDs or to a new IND. Any failure to…

Excerpt shortened here; the source contains the full paragraph.

Previous wording

We could also encounter delays if a clinical trial is suspended or terminated by us, by the IRBs or independent ethics committees of the institutions in which such trials are being conducted, by a Data Safety Monitoring Board for such trial or by the FDA or foreign regulatory authorities. Such authorities may impose such a suspension or termination due to a number of factors, including failure to conduct the clinical trial in accordance with regulatory requirements or our clinical protocols, inspection of the clinical trial operations or trial site by the FDA or foreign regulatory authorities resulting in the imposition of a clinical hold, unforeseen safety issues or adverse events, failure to demonstrate a benefit from using a pharmaceutical, changes in governmental regulations or administrative actions or lack of adequate funding to continue the clinical trial. In addition, changes in regulatory requirements and policies may occur, and we may need to amend clinical trial protocols to comply with these changes. For example, the Clinical Trials Regulation EU No 536/2014 entered into application on January 31, 2022, which aims to harmonize and streamline clinical trial authorization, simplify adverse event reporting procedures, and increase clinical trial transparency. Changes to regulatory requirements or the implementation of new requirements can increase the costs of compliance and expose us to great liabilities. Amendments may require us to resubmit our clinical trial protocols to IRBs or ethics committees for reexamination, which may impact the costs, timing or successful completion of a clinical trial. From time to time, certain of our current or future scientific advisors or consultants who receive compensation from us may become investigators for our future clinical trials. Under certain circumstances, we may be required to report some of these relationships to the FDA.

Current wording

We could also encounter delays if a clinical trial is suspended or terminated by us, by the IRBs or independent ethics committees of the institutions in which such trials are being conducted, by a Data Safety Monitoring Board for such trial or by the FDA or foreign regulatory authorities. Such authorities may impose such a suspension or termination due to a number of factors, including failure to conduct the clinical trial in accordance with regulatory requirements or our clinical protocols, inspection of the clinical trial operations or trial site by the FDA or foreign regulatory authorities resulting in the imposition of a clinical hold, unforeseen safety issues or adverse events, failure to demonstrate a benefit from using a pharmaceutical, changes in governmental regulations or administrative actions or lack of adequate funding to continue the clinical trial. In addition, changes in regulatory requirements and policies may occur, and we may need to amend clinical trial protocols to comply with these changes. For example, the Clinical Trials Regulation EU No 536/2014 entered into application on January 31, 2022, which aims to harmonize and streamline clinical trial authorization, simplify adverse event reporting procedures, and increase clinical trial transparency. Changes to regulatory requirements or the implementation of new requirements can increase the costs of compliance and expose us to great liabilities. Amendments may require us to resubmit our clinical trial protocols to IRBs or ethics committees for reexamination, which may impact the costs, timing or successful completion of a clinical trial. Certain of our investigators are also scientific advisors or consultants who receive compensation from us. Under certain circumstances, we may be required to report some of these relationships to the FDA.

Previous wording

From time to time, we may publicly disclose preliminary, interim or topline data from our preclinical studies and clinical trials. These interim updates are based on a preliminary analysis of then-available data, and the results and related findings and conclusions are subject to change following a more comprehensive review of the data related to the particular study or trial. For example, we may report responses in certain patients that are unconfirmed at the time and which do not ultimately result in confirmed responses to treatment after follow-up evaluations. We also make assumptions, estimations, calculations and conclusions as part of our analyses of data, and we may not have received or had the opportunity to fully and carefully evaluate all data. As a result, the topline results that we report may differ from future results of the same studies or trials, or different conclusions or considerations may qualify such results, once additional data have been received and fully evaluated. Topline data also remain subject to audit and verification procedures that may result in the final data being materially different from the preliminary data we previously published. As a result, topline data should be viewed with caution until the final data are available. In addition, we may report interim analyses of only certain endpoints rather than all endpoints. Interim data from clinical trials that we may complete are subject to the risk that one or more of the clinical outcomes may materially change as patient enrollment continues and more patient data become available. Adverse changes between interim data and final data could significantly harm our business and prospects. Further, additional disclosure of interim data by us or by our competitors in the future could result in volatility in the price of our common stock.

Current wording

From time to time, we have publicly disclosed and may publicly disclose additional preliminary, interim or topline data from our preclinical studies and clinical trials. These interim updates are based on a preliminary analysis of then-available data, and the results and related findings and conclusions are subject to change following a more comprehensive review of the data related to the particular study or trial. For example, we may report responses in certain patients that are unconfirmed at the time and which do not ultimately result in confirmed responses to treatment after follow-up evaluations. We also make assumptions, estimations, calculations and conclusions as part of our analyses of data, and we may not have received or had the opportunity to fully and carefully evaluate all data. As a result, the topline results that we report may differ from future results of the same studies or trials, or different conclusions or considerations may qualify such results, once additional data have been received and fully evaluated. Topline data also remain subject to audit and verification procedures that may result in the final data being materially different from the preliminary data we previously published. As a result, topline data should be viewed with caution until the final data are available. In addition, we may report interim analyses of only certain endpoints rather than all endpoints. Interim data from clinical trials that we may complete are subject to the risk that one or more of the clinical outcomes may materially change as patient enrollment continues and more patient data become available. Adverse changes between interim data and final data could significantly harm our business and prospects. Further, additional disclosure of interim data by us or by our competitors in the future could result in volatility in the price of our common stock.

Previous wording

We may not be able to initiate or continue clinical trials for our product candidates if we are unable to locate and enroll a sufficient number of eligible patients to participate in these trials to such trial’s conclusion as required by the FDA, EMA or other comparable foreign regulatory authorities. Patient enrollment is a significant factor in the timing of clinical trials. Our ability to enroll eligible patients may be limited, and we have experienced minor delays in enrollment. Because there are effective, approved drugs and/or ongoing clinical trials being conducted for CML and for solid tumors with HER2 alterations, it may make it difficult for us to enroll patients in our trials for the same indications. For example, CML patient enrollment could have been and will likely be affected by the recent approval of asciminib as well as our competitors that have ongoing clinical trials for programs that are under development for the same indications as our product candidates because patients who would otherwise be eligible for our clinical trials instead enroll in clinical trials of our competitors’ programs. Similarly, patient enrollment for our clinical trials directed to solid tumors with HER2 alterations may be impacted by competing therapeutics approved for NSCLC, MBC or CRC or for tumors with the same genetic mutation as the indications we may pursue for our product candidates, as well as clinical trials of other investigational products that may compete with our trials. Additionally, the CML patient population is relatively small and certain clinical trials for future product candidates may be focused on indications with relatively small patient populations, which may further limit enrollment of eligible patients or may result in slower enrollment than we anticipate.

Current wording

We may not be able to initiate or continue clinical trials for our product candidates if we are unable to locate and enroll a sufficient number of eligible patients to participate in these trials to such trials’ conclusion as required by the FDA, EMA or other comparable foreign regulatory authorities. Patient enrollment is a significant factor in the timing of clinical trials. Our ability to enroll eligible patients may be limited, and we have experienced minor delays in enrollment. Because there are effective, approved drugs and/or ongoing clinical trials being conducted for CML and for solid tumors with HER2 alterations, it may make it difficult for us to enroll patients in our trials for the same indications. For example, CML patient enrollment could have been and will likely be affected by the approval of Scemblix (asciminib) as well as our competitors that have ongoing clinical trials for programs that are under development for the same indications as our product candidates because patients who would otherwise be eligible for our clinical trials instead enroll in clinical trials of our competitors’ programs. Similarly, patient enrollment for our clinical trials directed to solid tumors with HER2 alterations and overexpressing and amplified HER2 may be impacted by competing therapeutics approved for NSCLC, metastatic breast cancer (“MBC”) or CRC or for tumors with the same genetic mutation as the indications we may pursue for our product candidates, as well as clinical trials of other investigational products that may compete with our trials. Additionally, the CML patient population is relatively small and certain clinical trials for future product candidates may be focused on indications with relatively small patient populations, which may further limit enrollment of eligible patients or may result in slower enrollment than we anticipate.

Previous wording

In our ELVN-001 and ELVN-002 programs, we utilize genomic profiling of patients’ tumors to identify suitable patients for recruitment into our clinical trials. We cannot be certain (1) how many patients will have the requisite alterations for inclusion in our clinical trials, (2) that the number of patients enrolled in each program will suffice for regulatory approval or (3) whether each specific BCR-ABL or HER2 mutation will be included in the approved drug label. If our strategies for patient identification and enrollment prove unsuccessful, we may have difficulty enrolling or maintaining patients appropriate for our product candidates.

Current wording

In our ELVN-002 program, we utilize genomic profiling of patients’ tumors to identify suitable patients for recruitment into our clinical trials. We cannot be certain (1) how many patients will have the requisite alterations for inclusion in our clinical trials, or (2) whether each specific BCR-ABL or HER2 mutation will be included in the approved drug label. For each of our programs, we cannot be certain that the number of patients enrolled in each program will suffice for regulatory approval. If our strategies for patient identification and enrollment prove unsuccessful, we may have difficulty enrolling or maintaining patients appropriate for our product candidates.

Previous wording

Our inability to enroll a sufficient number of patients for our clinical trials would result in significant delays or may require us to abandon one or more clinical trials altogether. Enrollment delays in our clinical trials may result in increased development costs for our product candidates and jeopardize our ability to obtain marketing approval for the sale of our product candidates. Furthermore, even if we are able to enroll a sufficient number of patients for our clinical trials, we may have difficulty maintaining participation in our clinical trials through the treatment and any follow-up periods.

Current wording

Our inability to enroll a sufficient number of patients for our clinical trials would result in significant delays or may require us to abandon one or more clinical trials altogether. We have established clinical trial sites in Israel, which may face enrollment, retention, operational or other difficulties due to conflicts within the region, including, for example, difficulties importing clinical trial drug through Israeli customs, difficulties with patient enrollment, or difficulties with patients or medical personnel accessing appropriate medical facilities. Enrollment delays in our clinical trials may result in increased development costs for our product candidates and jeopardize our ability to obtain marketing approval for the sale of our product candidates. Furthermore, even if we are able to enroll a sufficient number of patients for our clinical trials, we may have difficulty maintaining participation in our clinical trials through the treatment and any follow-up periods.

Previous wording

There are no approved TKIs for HER2 mutant NSCLC by the FDA. Enhertu (fam-trastuzumab deruxtecan), an antibody drug conjugate, marketed by AstraZeneca and Daiichi-Sankyo, received accelerated approval from the FDA for this patient population in August 2022. Most of the investigational TKIs for this population are all dual EGFR and HER2 inhibitors such as Spectrum’s poziotinib, Takeda’s mobocertinib, Black Diamond’s BDTX-189 and Jiangsu HengRui Medicine Co., Ltd’s pyrotinib. Pyrotinib is being investigated in a Phase 3 pivotal trial. Bayer received FDA Breakthrough Therapy designation and increased their trial's sample size to advance BAY2927088 in patients with HER2 mutant NSCLC that have progressed on a prior systemic agent with no other approved treatment. Boehringer Ingelheim initiated a pivotal study with Zongertinib (BI-1810631), a HER2-specific TKI, in newly diagnosed patients with HER2 mutant NSCLC. Other TKIs are in late stage research for HER2 mutant NSCLC including Nuvalent’s NVL-330, Entos’ IAM-H1 and an undisclosed compound being developed by Cogent Biosciences.

Current wording

There are no approved TKIs for HER2 mutant NSCLC. Enhertu (fam-trastuzumab deruxtecan), an antibody drug conjugate, marketed by AstraZeneca and Daiichi-Sankyo, received accelerated approval from the FDA for this patient population in August 2022. Jiangsu HengRui Medicine Co’s pyrotinib is a dual EGFR and HER2 TKI under investigation for patients with HER2 mutant NSCLC and MBC.

Previous wording

For HER2 amplified and overexpressing tumors, such as BRC, there are several FDA-approved antibodies, antibody drug conjugates, and TKIs. For example, Genentech’s Herceptin (trastuzumab) and Perjeta (pertuzumab) are approved HER2-antibodies. Approved HER2-antibody drug conjugates include Genentech’s Kadcyla (ado-trastuzumab emtansine) and Daiichi Sankyo’s Enhertu (fam-trastuzumab deruxtecan). Approved TKIs for HER2 positive BRC include Puma’s Nerlynx (neratinib), Novartis AG’s Tykerb (lapatinib), and Seagen’s Tukysa (tucatinib). Several of these drugs are approved for other HER2-driven indications such as gastric and colorectal cancer. The competitive landscape for HER2 positive breast cancer may become more competitive as multiple novel monotherapy and combinations are presently being evaluated in early clinical trials. Furthermore, Roche's ZN-A-1041/RG6596 is a HER2 selective TKI in early-stage development for HER2 BRC.

Current wording

For HER2 amplified and overexpressing tumors, such as BRC, there are several FDA-approved antibodies, antibody drug conjugates, and TKIs. For example, Genentech’s Herceptin (trastuzumab) and Perjeta (pertuzumab) are approved HER2-antibodies. Approved HER2-antibody drug conjugates include Genentech’s Kadcyla (ado-trastuzumab emtansine) and Daiichi Sankyo’s Enhertu. Approved TKIs for HER2 BRC include Puma’s Nerlynx (neratinib), Novartis AG’s Tykerb (lapatinib), and Seagen’s Tukysa (tucatinib). Several of these drugs are approved for other HER2-driven indications such as gastric and CRC. The competitive landscape for HER2 positive breast cancer may become more competitive as multiple novel monotherapy and combinations are presently being evaluated in early clinical trials. Boehringer Ingelheim’s zongertinib, Roche's ZN-A-1041/RG6596 and Iambic Therapeutics’ IAM1363 are HER2 selective TKIs in early-stage development for HER2-altered cancers. Furthermore, Enhertu received accelerated approval from the FDA for HER2 positive (IHC3+) unresectable or metastatic solid tumors.

Previous wording

Manufacturing drugs, especially in large quantities, is complex and may require the use of innovative technologies. Each lot of an approved drug product must undergo thorough testing for identity, strength, quality, purity and potency. Manufacturing drugs requires facilities specifically designed for and validated for this purpose, as well as sophisticated quality assurance and quality control procedures. Slight deviations anywhere in the manufacturing process, including filling, labeling, packaging, storage and shipping and quality control and testing, may result in lot failures, product recalls or spoilage. When changes are made to the manufacturing process, we may be required to provide preclinical and clinical data showing the comparable identity, strength, quality, purity or potency of the products before and after such changes. If microbial, viral or other contaminations are discovered at the facilities of our manufacturer, such facilities may need to be closed for an extended period of time to investigate and remedy the contamination, which could delay clinical trials and adversely harm our business. The use of biologically derived ingredients can also lead to allegations of harm, including infections or allergic reactions, or closure of product facilities due to possible contamination.

Current wording

Manufacturing drugs, especially in large quantities, is complex and may require the use of innovative technologies. Each lot of an approved drug product must undergo thorough testing for identity, strength, quality, purity and potency. Manufacturing drugs requires facilities specifically designed for and validated for this purpose, as well as sophisticated quality assurance and quality control procedures. From time to time, we have experienced, and may in the future experience, deviations in the manufacturing process, including filling, labeling, packaging, storage and shipping and quality control and testing, which have resulted and may result in lot failures, product recalls or spoilage. When changes are made to the manufacturing process, we may be required to provide preclinical and clinical data showing the comparable identity, strength, quality, purity or potency of the products before and after such changes. If microbial, viral or other contaminations are discovered at the facilities of our manufacturer, such facilities may need to be closed for an extended period of time to investigate and remedy the contamination, which could delay clinical trials and adversely harm our business. The use of biologically derived ingredients can also lead to allegations of harm, including infections or allergic reactions, or closure of product facilities due to possible contamination.

Previous wording

As product candidates progress through preclinical and clinical trials to marketing approval and commercialization, it is common that various aspects of the development program, such as manufacturing methods and formulation, are altered along the way in an effort to optimize yield and manufacturing batch size, minimize costs and achieve consistent quality and results. For example, our plans to change the formulation, e.g., to a tablet form, for one or more of our product candidates during the course of our clinical trials could increase our costs and delay regulatory approval. Such changes carry the risk that they will not achieve these intended objectives.

Current wording

As product candidates progress through preclinical and clinical trials to marketing approval and commercialization, it is common that various aspects of the development program, such as manufacturing methods and formulation, are altered along the way in an effort to optimize yield and manufacturing batch size, minimize costs and achieve consistent quality and results. For example, we are in the process of changing the formulation of our ELVN-002 drug to a tablet form, and performing bridging studies to potentially change the formulation of our ELVN-001 drug to a tablet form. This could increase our costs and/or could delay regulatory approval. Such changes carry the risk that they will not achieve these intended objectives.

Previous wording

Any of these changes could cause our product candidates to perform differently and affect the results of clinical trials conducted with the altered materials. This could delay completion of clinical trials, require the conduct of bridging clinical trials or the repetition of one or more clinical trials, increase clinical trial costs, delay approval of our product candidates and jeopardize our ability to commercialize our product candidates, if approved, and generate revenue. If we pursue alternative tablet formulations or other changes to any of our product candidates, the FDA and other regulatory authorities may require additional studies, including bridging studies, which may significantly delay our clinical trial timelines and regulatory approval.

Current wording

Any of these changes could cause our product candidates to perform differently and affect the results of clinical trials conducted with the altered materials. This could delay completion of clinical trials, require the conduct of bridging clinical trials or the repetition of one or more clinical trials, increase clinical trial costs, delay approval of our product candidates and jeopardize our ability to commercialize our product candidates, if approved, and generate revenue. When we pursue alternative tablet formulations or other changes to any of our product candidates, the FDA and other regulatory authorities may require additional studies, including bridging studies, which may significantly delay our clinical trial timelines and regulatory approval.

Previous wording

When cancer is detected early (referred to as localized disease), conventional treatments which include chemotherapy, hormone therapy, surgery and radiation therapy and/or selected targeted therapies may be adequate to cure the patient in many cases. However, once cancer has spread to other areas (advanced or metastatic disease), cancer treatments may not be sufficient to provide a cure but often can significantly prolong life without curing the cancer. First-line (“1L”) therapies designate treatments that are initially administered to patients with advanced or metastatic disease, while second-line (“2L”) and third or later line therapies are administered to patients when the prior therapies lose their effectiveness. The FDA, EMA and other comparable foreign regulatory bodies often approve cancer therapies for a particular line of treatment. Typically, drug approvals are initially granted for use in later lines of treatment, but with additional evidence of significant efficacy from clinical trials, biopharmaceutical companies can successfully seek and gain approval for use in earlier lines of treatment.

Current wording

When cancer is detected early (referred to as localized disease), conventional treatments which include chemotherapy, hormone therapy, surgery and radiation therapy and/or selected targeted therapies may be adequate to cure the patient in many cases. However, once cancer has spread to other areas (advanced or metastatic disease), cancer treatments may not be sufficient to provide a cure but often can significantly prolong life without curing the cancer. First-line (“1L”) therapies designate treatments that are initially administered to patients with advanced or metastatic disease, while second-line (“2L”) and third-line (“3L”) or later line therapies are administered to patients when the prior therapies lose their effectiveness. The FDA, EMA and other comparable foreign regulatory bodies often approve cancer therapies for a particular line of treatment. Typically, drug approvals are initially granted for use in later lines of treatment, but with additional evidence of significant efficacy from clinical trials, biopharmaceutical companies can successfully seek and gain approval for use in earlier lines of treatment.

Previous wording

We plan to initially seek approval of our product candidates in most instances at least as a second-or third-line therapy, for use in patients with advanced or metastatic cancer where at least one prior therapy has limited clinical benefit or has lost its effectiveness. For those product candidates that prove to be sufficiently safe and effective, if any, we would expect to seek approval as a 2L therapy and potentially ultimately as a 1L therapy. There is no guarantee that our product candidates, even if approved as a second, third or subsequent line of therapy would be approved for an earlier line of therapy, and prior to any such approvals we may have to conduct additional clinical trials that may be costly, time-consuming and subject to risk.

Current wording

We plan to initially seek approval of our product candidates in most instances at least as a 2L or 3L therapy, for use in patients with advanced or metastatic cancer where at least one prior therapy has limited clinical benefit or has lost its effectiveness. For those product candidates that prove to be sufficiently safe and effective, if any, we would expect to seek approval as a 2L therapy and potentially ultimately as a 1L therapy. There is no guarantee that our product candidates, even if approved as a second, third or subsequent line of therapy, would be approved for an earlier line of therapy, and prior to any such approvals we may have to conduct additional clinical trials that may be costly, time-consuming and subject to risk.

Previous wording

Our projections of both the number of people who have the cancers we are targeting, as well as the subset of people with these cancers in a position to receive a particular line of therapy and who have the potential to benefit from treatment with our product candidates, are based on our beliefs and estimates. These estimates have been derived from a variety of sources, including scientific literature, surveys of clinics, patient foundations or market research, and may prove to be incorrect. Further, new studies may change the estimated incidence or prevalence of the cancers that we are targeting. The potentially addressable patient population for our product candidates may be limited or may not be amenable to treatment with our product candidates. Consequently, even if our product candidates are approved, the number of patients that may be eligible for treatment with our product candidates may turn out to be much lower than expected. In addition, we have not yet conducted market research to determine how treating physicians would expect to prescribe a product that is approved for multiple tumor types if there are different lines of approved therapies for each such tumor type. Even if we obtain significant market share for our products, if approved, if the potential target populations are small, we may never achieve profitability without obtaining regulatory approval for additional indications.

Current wording

Our projections of both the number of people who have the cancers we are targeting, as well as the subset of people with these cancers in a position to receive a particular line of therapy and who have the potential to benefit from treatment with our product candidates, are based on our beliefs and estimates. These estimates have been derived from a variety of sources, including scientific literature, surveys of clinics, patient foundations or market research, and may prove to be incorrect. Further, new studies may change the estimated incidence or prevalence of the cancers that we are targeting. The potentially addressable patient population for our product candidates may be limited or may not be amenable to treatment with our product candidates. Consequently, even if our product candidates are approved, the number of patients that may be eligible for treatment with our product candidates may turn out to be much lower than expected. In addition, we have not yet conducted primary market research to determine how treating physicians would expect to prescribe a product that is approved for multiple tumor types if there are different lines of approved therapies for each such tumor type. Even if we obtain significant market share for our products, if approved, if the potential target populations are small, we may never achieve profitability without obtaining regulatory approval for additional indications.

Previous wording

We face risks related to health epidemics and other outbreaks, such as COVID-19, which could significantly disrupt our operations or otherwise result in material adverse impacts to us.

Current wording

We face risks related to public health emergencies, health epidemics (including COVID-19) or other outbreaks, which could significantly disrupt our operations or otherwise result in material adverse impacts to us.

Previous wording

Our business could be adversely impacted by the effects of health epidemics and other outbreaks, including:

Current wording

Our business could be adversely impacted by the effects of public health emergencies, health epidemics (including COVID-19) or other outbreaks, including:

Previous wording

difficulties interpreting data from our clinical trials due to the possible effects of health epidemics or other outbreaks on patients;

Current wording

difficulties interpreting data from our clinical trials due to the possible effects of public health emergencies, health epidemics or other outbreaks on patients;

Previous wording

changes in regulations as part of a response to health epidemics or other outbreaks which may require us to change the ways in which our clinical trials are to be conducted, or to discontinue the clinical trials altogether, or which may result in unexpected costs;

Current wording

changes in regulations as part of a response to public health emergencies, health epidemics or other outbreaks which may require us to change the ways in which our clinical trials are to be conducted, or to discontinue the clinical trials altogether, or which may result in unexpected costs;

Previous wording

The extent to which COVID-19, including emergence of new variants or resurgence in COVID-19 cases, or any other health epidemic, impacts our results will depend on future developments, which are highly uncertain and cannot be predicted, including new information which may emerge concerning the severity of a particular virus and its variants and the actions to contain it or treat its impact, among others. There can be no assurance that we will be able to avoid a material impact on our business, financial condition and operating results from the spread of COVID-19 or its consequences, including disruption to our business and downturns in business sentiment generally or in our industry.

Current wording

The extent to which any public health concerns or other disruptions impact our results will depend on future developments, which are highly uncertain and cannot be predicted. There can be no assurance that we will be able to avoid a material impact on our business, financial condition and operating results from a public health emergency, health epidemic or its consequences, including disruption to our business and downturns in business sentiment generally or in our industry.

Previous wording

To the extent a health epidemic or other outbreak adversely affects our business, financial condition and operating results, it may also have the effect of heightening many of the risks described in this section.

Current wording

To the extent a public health emergency, health epidemic or other outbreak adversely affects our business, financial condition and operating results, it may also have the effect of heightening many of the risks described in this section.

Previous wording

As part of our development strategy, we are seeking strategic collaborations to develop our current or future product candidates in combination with one or more currently approved cancer therapies or therapies in development. Even if any of our current or future product candidates were to receive marketing approval or be commercialized for use in combination with other existing therapies, we would continue to be subject to the risks that the FDA, EMA or other comparable foreign regulatory authorities could revoke approval of the therapy used in combination with any of our product candidates, or safety, efficacy, manufacturing or supply issues could arise with these existing therapies. In addition, it is possible that existing therapies with which our product candidates are approved for use could themselves fall out of favor or be relegated to later lines of treatment. This could result in the need to identify other combination therapies for our product candidates or our own products being removed from the market or being less successful commercially.

Current wording

As part of our development strategy, we are seeking strategic collaborations to develop our current or future product candidates in combination with one or more currently approved cancer therapies or therapies in development, including evaluating ELVN-002 in combination with ADCs and in combination with trastuzumab +/- chemotherapy. Even if any of our current or future product candidates were to receive marketing approval or be commercialized for use in combination with other existing therapies, we would continue to be subject to the risks that the FDA, EMA or other comparable foreign regulatory authorities could revoke approval of the therapy used in combination with any of our product candidates, or safety, efficacy, manufacturing or supply issues could arise with these existing therapies. In addition, it is possible that existing therapies with which our product candidates are approved for use could themselves fall out of favor or be relegated to later lines of treatment. This could result in the need to identify other combination therapies for our product candidates or our own products being removed from the market or being less successful commercially.

Previous wording

We currently conduct our clinical trial for ELVN-001 in the United States, Australia, France, Germany, South Korea, and Spain. In the future, we may conduct clinical trials for ELVN-001 in other countries, including but not limited to Poland, Italy, Belgium, Netherlands, Canada, Hungary, Israel and Argentina. We are conducting our clinical trial for ELVN-002 in the United States, Spain, France, Italy, Australia, Taiwan and South Korea. In the future, we may also conduct clinical trials for ELVN-002 in other countries. We plan to conduct clinical trials for future candidates in the United States and internationally. The acceptance of study data by the FDA, EMA or other comparable foreign regulatory authority from clinical trials conducted outside of their respective jurisdictions may be subject to certain conditions. In cases where data from United States clinical trials are intended to serve as the basis for marketing approval in the foreign countries outside the United States, the standards for clinical trials and approval may be different. There can be no assurance that any United States or foreign regulatory authority would accept data from trials conducted outside of our applicable jurisdiction. In some cases, the regulatory authority may require clinical trials to include patients in their jurisdiction to support regulatory approval. If the FDA, EMA or any applicable foreign regulatory authority does not accept such data, it would result in the need for additional trials, which would be costly and time-consuming and delay aspects of our business plan, and which may result in our product candidates not receiving approval or clearance for commercialization in the applicable jurisdiction.

Current wording

We currently conduct our clinical trials for ELVN-001 in the United States, Australia, France, Germany, South Korea, Canada, Spain, Israel, Japan and the United Kingdom. In the future, we may conduct clinical trials for ELVN-001 in other countries, including but not limited to China, Poland, Italy, Belgium, Netherlands, and Hungary. We are conducting our clinical trials for ELVN-002 in the United States, Spain, France, Italy, Australia, Taiwan, South Korea, Belgium and the Netherlands. In the future, we may also conduct clinical trials for ELVN-002 in other countries. We plan to conduct clinical trials for future candidates in the United States and internationally. The acceptance of study data by the FDA, EMA or other comparable foreign regulatory authority from clinical trials conducted outside of their respective jurisdictions may be subject to certain conditions, and we may face difficulties or challenges in connection with the collection, transfer across borders, or other use or processing of study data. For example, the FDA has declined to approve other applications that contained primarily China-generated clinical data. In cases where data from United States clinical trials are intended to serve as the basis for marketing approval in the foreign countries outside the United States, the standards for clinical trials and approval may be different. There can be no assurance that any United States or foreign regulatory authority would accept data from trials conducted outside of our applicable jurisdiction. In some cases, the regulatory authority may require clinical trials to include patients in their jurisdiction to support regulatory approval. If we are unable to obtain or utilize appropriate study data for any reason, including any failure or refusal to accept study data by the FDA, EMA or any applicable foreign regulatory authority, it would result in the need for additional trials, which would be costly and time-consuming and delay aspects of our business plan, and which may result in our product candidates not receiving approval or clearance for commercialization in the applicable jurisdiction.

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Current report — wording carried from elsewhere

Boehringer Ingelheim has an ongoing Phase 3 trial with zongertinib (BI-1810631), a HER2 selective TKI, in newly diagnosed patients with HER2 mutant NSCLC. Boehringer’s zongertinib has also received FDA Priority Review and Breakthrough Therapy Designation for patients with HER2 mutant NSCLC who have received prior systemic therapy with a PDUFA date in 3Q25. Bayer’s BAY 2927088 received FDA Breakthrough Therapy Designation and increased their trial’s sample size in patients with HER2 mutant NSCLC that have progressed on a prior systemic agent with no other approved treatment. BAY 2927088 is also in a Phase 3 trial in newly diagnosed patients with HER2 mutant NSCLC. Nuvalent’s NVL-330 initiated a Phase 1 trial in patients with HER2 mutant NSCLC. Cogent Biosciences’ CGT4255 TKI is in late-stage research for HER2 mutant NSCLC.

Current report — wording carried from elsewhere

Existing regulatory policies may change, and additional government regulations may be enacted that could prevent, limit or delay regulatory approval of our product candidates. We cannot predict the likelihood, nature or extent of government regulation that may arise from future legislation or administrative action, either in the United States or abroad, including as a result of the new presidential administration. If we are slow or unable to adapt to changes in existing requirements or the adoption of new requirements or policies, or if we are not able to maintain regulatory compliance, we may lose any marketing approval that we may have obtained, and we may not achieve or sustain profitability.

Current report — wording carried from elsewhere

The CCPA has prompted a number of proposals for federal and state privacy legislation, some of which have been enacted. Many of these proposed and enacted laws are comprehensive privacy statutes that impose obligations similar to the CCPA. For example, Colorado enacted the Colorado Privacy Act (“CPA”), legislation similar to the CCPA that took effect in 2023; Connecticut, Utah, and Virginia have also enacted legislation similar to the CCPA and CPA that took effect in 2023; Florida, Montana, Oregon, and Texas have enacted similar legislation that took effect in 2024; Delaware, Iowa, Maryland, Minnesota, New Hampshire, New Jersey, and

Current report — wording carried from elsewhere

As the biopharmaceutical industry expands and more patents are issued, the risk increases that our product candidates may be subject to claims of infringement of the patent rights of third parties. Because patent applications can take many years to issue, there may be currently-pending patent applications that may later result in issued patents that our product candidates may infringe.
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Previous report — wording carried elsewhere

successful initiation and completion of clinical trials;

Previous report — wording carried elsewhere

may have blocking patents that could prevent us from marketing our own patented product and practicing our

Previous report — wording carried elsewhere

the breach by the third-party contractors of our agreements with them;

Previous report — wording carried elsewhere

failure to meet or exceed the financial and development projections of the investment community;

Previous report — wording carried elsewhere

Activist campaigns that contest or conflict with our strategic direction or seek changes in the composition of our board of directors could have an adverse effect on our operating results and financial condition.