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Traws Pharma, Inc.

For the period ended Dec 31, 2025. Filed Apr 15, 2026.

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.

FY2025 · Filed Apr 15, 2026

TRAW$0.22+0.8%Stored close · as of Nov 6, 2026

What changed in Management’s Discussion and Analysis?

Read the current filing

Previous report: 10-K

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

0001558370-25-004165

Item 7. : Management’s Discussion and Analysis of Financial Condition and Results of Operations

Current report: 10-K

Period ended 2025-12-31; filed 2026-04-15.

0001104659-26-043832

Item 7. : Management’s Discussion and Analysis of Financial Condition and Results of Operations

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 140 previous paragraphs and 119 current paragraphs.

55 unchanged; 22 reworded; 36 added; 60 removed; 3 previous and 6 current paragraphs rearranged.

Tables are not compared: 15 previous and 14 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 (36)

Current report

As of December 31, 2025, the Company had $3.8 million in cash and cash equivalents. Based on current projections, we do not have sufficient cash and cash equivalents as of the date of this Annual Report to support our operations for at least the 12 months following the date that the consolidated financial statements included herein are

Current report

In addition, on June 30, 2025, we announced our proposed Phase 2 dose-ranging, non-inferiority study, which will evaluate the effects of tivoxavir marboxil in patients with seasonal influenza. A separate single arm will evaluate the effects of tivoxavir marboxil in patients infected with H5N1 bird flu. The proposed study has been submitted for HREC review and, once initiated, is expected to enroll subjects in Australia and selected countries in Southeast Asia with high rates of human bird flu infections. During a Type D meeting, the FDA affirmed its position that clinical trial data, rather than reliance on the Animal Rule, is the registrational path for bird flu therapeutics. We have determined to defer the initiation of this study at this time due to the low immediate likelihood of successfully recruiting a Phase 2 study incorporating bird flu-infected subjects. However, we believe that recent approval of our Phase 2 bird flu/seasonal flu phase 2 protocol by Australian and South Korean regulatory authorities will allow us to quickly initiate a clinical study in either the Southern or Northern Hemispheres, respectively, should the incidence rate of bird flu increase. On January 26, 2026, we announced our progression of an additional indication for tivoxavir marboxil as a single monthly oral tablet for the prophylactic treatment of seasonal influenza.

Current report

multiple CDK’s, AMP-activated protein kinase (“AMPK”), related protein kinase 5 (“ARK5”), and colony-stimulating factor 1 receptor (“CSF1R”) at low nM concentrations, as well as other tyrosine kinases believed to drive tumor cell proliferation, survival and metastasis. We initiated a multi-center Phase 1/2a trial evaluating narazaciclib in combination with letrozole as a second or third-line therapy for recurrent metastatic low-grade endometrioid endometrial cancer in the first calendar quarter of 2023. In this study, both narazaciclib and letrozole were administered orally in the Phase 1 dose escalation phase. The first patient in this trial was dosed in May 2023 and the initial cohort (160mg) was completed and no DLTs were observed. The 200mg cohort enrolled 6 evaluable subjects but two patients experienced dose limiting toxicities. As a result, the dose of narazaciclib of 160mg once daily in combination with letrozole 2.5mg QD was declared to be the maximum tolerated dose and the recommended Phase 2 dose for women with low grade endometrioid endometrial cancer. This study is now closed to accrual. The database has been locked, and a clinical study report is currently under review.

Current report

On April 15, 2026, we completed a financing transaction, with funding expected April 16, 2026, for aggregate gross proceeds of up to $60.0 million (the "April 2026 Financing"). The April 2026 Financing consisted of (i) $10.0 million of upfront gross proceeds at closing from the sale of 5,982,919 shares of our common stock (including pre-funded warrants in lieu thereof), (ii) the issuance of milestone-based warrants with an aggregate exercise price of $10.0 million that becomes exercisable upon receipt of approval from the Medicines and Healthcare products Regulatory Agency ("MHRA") to conduct the human challenge trial in the UK, (iii) the issuance of additional milestone-based warrant with an aggregate exercise price of $10.0 million that becomes exercisable upon shareholder approval and the announcement of data from the human challenge trial and (iv) the issuance of common warrants, subject to shareholder approval, with a three-year term to purchase shares of our common stock, providing potential additional gross proceeds of $30.0 million if fully exercised. The milestone-based warrants and the common warrants each have an exercise price equal to the per share purchase price in the April 2026 Financing. The common warrants are subject to a forced exercise provision if the trading price of our common stock equals or exceeds 200%

Current report

of the applicable exercise price for 30 consecutive trading days. The milestone-based warrants become exercisable only upon achievement of the applicable milestone conditions, and there can be no assurance that we will receive any additional proceeds from the exercise of the milestone-based warrants or the common warrants, or as to the timing thereof.

Current report

At close, we paid transaction costs including a cash success fee equal to 6% of the upfront gross proceeds, and we intend to use the net proceeds for working capital and general corporate purposes, including funding our clinical and regulatory activities.

Current report

On September 9, 2025, we entered into an Asset Purchase Agreement (the “Purchase Agreement”) with Viriom, Inc. (“Viriom”), a related party, pursuant to which we purchased a patent from Viriom in exchange for $2,350,000 in cash. The patent includes certain intellectual property and other assets related to a pyrrolidine antiviral compound. We also incurred legal costs in consummating the Purchase Agreement of $235,000 to the acquired patent. See Note 3, Asset Acquisition, to our consolidated financial statements included in Part I of this Quarterly Report for more information regarding the Purchase Agreement.

Current report

On February 17, 2025, the Company held a special meeting of its stockholders, at which, the Company’s stockholders approved (i) in accordance with Nasdaq Listing Rule 5653(d), the issuance of more than 19.99% of the outstanding shares of the Company’s common stock upon exercise of the pre-funded warrants and Series A Warrants sold and issued to investors in a private placement on December 31, 2024 (the “December 2024 Offering”), and (ii) in accordance with Nasdaq Listing Rule 5653(c), the issuance of shares of the Company’s common stock upon exercise of the pre-funded warrants and Series A Warrants sold and issued to certain insiders in the December 2024 Offering. As a result of such approvals, the pre-funded warrants became immediately exercisable and limitations on the exercisability of the Series A Warrants under applicable Nasdaq rules were lifted. Subsequent to such shareholder meeting, and through December 31, 2025, certain purchasers have exercised their pre-funded warrants for an aggregate of 2,628,962 shares of the Company’s common stock.

Current report

Effective as of the close of business on March 31, 2025, Werner Cautreels retired and resigned from his role as Chief Executive Officer of the Company and Iain Dukes, who was serving as Executive Chairman as of such date, was appointed as Interim Chief Executive Officer and his director role changed from Executive Chairman to Chairman of the Board. Dr. Cautreels continues to serve as a director on the Company’s Board of Directors (the “Board”) and now provides certain consulting services to the Company.

Current report

On April 15, 2025, Dr. Dukes stepped down as Chairman of the Board, and the Board appointed Jack Stover, an independent director who has served as a member of the Board since 2016, as Chairman. Dr. Dukes continues to serve as a member of the Board. On October 1, 2025, the Board eliminated the “interim” notation in Dr. Iain Dukes’ title, who now holds the title of Chief Executive Officer.

Current report

On July 2, 2025, Nora Brennan notified the Company of her decision to resign from her role as Interim Chief Financial Officer of the Company, effective as of July 5, 2025, which was the final day of the interim period contemplated by that offer letter entered into by and between the Company and Ms. Brennan on February 5, 2025. Effective as of July 5, 2025, Charles Parker was appointed to serve as the Company’s Interim Chief Financial Officer. On October 1, 2025,

Current report

the Board eliminated the “interim” notation in Mr. Parker’s title, who now holds the title of Chief Financial Officer. Mr. Parker has been retained to provide such services as a non-employee consultant of the Company.

Current report

On October 1, 2025, the Board appointed John Leaman, MD as an independent director of the Company, with a term expiring at the Company’s 2025 annual meeting of stockholders. Dr. Leaman was also appointed as a member of the Audit Committee of the Board.

Current report

Change in fair value of warrant liability represents the remeasurement of the warrant liability upon amendment of the pre-funded and Series A Warrants issued in the December 2024 Offering, the exercise of pre-funded warrants, and the remaining Series A Warrants.

Current report

Revenues were $2.8 million and $0.2 million for the years ended December 31, 2025 and 2024, respectively, related to the Company’s license agreement with Symbio. The increase of $2.6 million is due to the immediate revenue recognition of the remaining deferred revenue of $2.7 million as a result of terminating the license agreement with Symbio on April 17, 2025. No further revenue will be recognized going forward in connection with this agreement.

Current report

Research and development expenses decreased by $0.7 million, or (6%), to $12.1 million for the year ended December 31, 2025, from $12.8 million for the year ended December 31, 2024. The decrease was primarily driven by a $4.6 million decrease in oncology expenses as we continue to pursue strategic partnerships for our oncology assets, a $0.9 million decrease in personnel expenses, and a $0.1 million decrease in stock based compensation, partially offset by a $4.9 million increase in virology expenses due to our focus on initiating Phase 2 studies for both tivoxavir marboxil and TRX01.

Current report

General and administrative expenses decreased by $3.8 million, or (31)%, to $8.5 million for the year ended December 31, 2025, from $12.3 million for the year ended December 31, 2024, primarily due to a decrease in professional and consulting fees as a result of a decrease in legal expenses related to oncology patent fees.

Current report

Change in fair value of warrant liability of $26.6 million during the year ended December 31, 2025 represents the remeasurement of the warrant liability upon amendment of the pre-funded and Series A Warrants issued in the December 2024 Offering, the exercise of pre-funded warrants, and the remaining Series A Warrants as of December 31, 2025.

Current report

As of December 31, 2025, we had cash and cash equivalents of $3.8 million, an accumulated deficit of $640.0 million, and a working capital deficit of $3.2 million. Since inception, we have experienced negative cash flows from our operations and expect to continue to incur significant expenses in connection with our ongoing activities.

Current report

On April 15, 2026, we completed the April 2026 Financing, with funding expected April 16, 2026. The April 2026 Financing consisted of (i) $10.0 million of upfront gross proceeds at closing from the sale of shares of our common stock (or pre-funded warrants in lieu thereof), (ii) a milestone-based warrant with an aggregate exercise price of $10.0 million that becomes exercisable upon receipt of approval from the Medicines and Healthcare products Regulatory Agency ("MHRA") to conduct the human challenge trial in the UK, (iii) a second milestone-based warrant with an aggregate exercise price of $10.0 million that becomes exercisable upon shareholder approval and the announcement of data from the human challenge trial and (iv) common warrants, subject to shareholder approval, with a three-year term to purchase shares of our common stock, providing potential additional gross proceeds of $30.0 million if fully exercised.

Current report

The milestone-based warrants become exercisable only upon achievement of the applicable milestone conditions, and there can be no assurance that we will receive any additional proceeds from the exercise of the milestone-based warrants or the common warrants, or as to the timing thereof. If we do not receive additional proceeds from the exercise of the warrants or obtain capital from other sources, we will need to raise additional capital to fund our operations and to satisfy our obligations as they become due.

Current report

Based on our current projections, as of the date of this Annual Report, we believe that our existing cash and cash equivalents, together with the net proceeds received at closing from the April 2026 Financing, will not be sufficient to fund our operating requirements for at least the 12 months following the date that the consolidated financial statements included herein are issued. Accordingly, substantial doubt exists with respect to our ability to continue as a going concern within one year after the date that such financial statements are issued.

Current report

Net cash used in operating activities was $18.2 million for the year ended December 31, 2025 and consisted primarily of non-cash charges of $25.8 million primarily attributable to the change in fair value of warrant liability of $26.6 million and a $1.6 million change in operating assets and liabilities, partially offset by net income of $9.2 million. Significant changes in operating assets and liabilities included a decrease in deferred revenue of $2.8 million due to the recognition of revenue upon terminating our license agreement with Symbio and an increase in receivables of $2.0 million due to the timing of payment of our Australian tax incentive refund.

Current report

Net cash provided by financing activities was $3.2 million for the year ended December 31, 2025 and was attributable to the proceeds received from the sale of shares of our common stock under the ATM and proceeds from exercised warrants, partially offset by the payment of offering costs.

Current report

The following financial information has been developed by application of pro forma adjustments to the historical financial statements of the Company appearing elsewhere in this Annual Report. The unaudited pro forma information gives effect to the 2026 Private placement.

Current report

The unaudited pro forma financial information is presented for informational purposes only and does not purport to represent what the results of operations or financial position of the Company would have been had the transactions described above actually occurred on the dates indicated, nor do they purport to project the financial condition of the Company for any future period or as of any future date. The unaudited pro forma financial information should be read in conjunction with the Company’s financial statements and notes thereto included elsewhere in this Annual Report.

Current report

The unaudited pro forma balance sheet as of December 31, 2025 gives effect to an assumed $10.0 million gross equity financing completed after December 31, 2025. Offering costs are assumed to be $0.6 million (6% of gross proceeds) and are reflected as a reduction of additional paid-in capital in accordance with U.S. GAAP. No proceeds from warrant exercises are reflected.
Removed paragraphs (60)

Previous report

The Company’s net losses were $166.5 million and $18.9 million for the years ended December 31, 2024 and 2023, respectively. As of December 31, 2024, the Company had an accumulated deficit of $649.2 million. We expect

Previous report

As of December 31, 2024, the Company had $21.3 million in cash and cash equivalents. On December 29, 2024, the Company entered into the Securities Purchase Agreement described below (the “December 2024 Purchase Agreement”), for the sale of shares of Company common stock, pre-funded warrants, and Series A Warrants and raised gross proceeds of $20.0 million at closing on December 31, 2024. In addition, on April 1, 2024, in connection with the Merger, the Company entered into a Securities Purchase Agreement (the “April 2024 Securities Purchase Agreement”) for the sale of common and preferred stock to TPAV, LLC (“TPAV”), an affiliate of Torrey Pines, and OrbiMed Private Investments VIII, LP (“OrbiMed”), an affiliate of OrbiMed Advisors (together, the “Investors”) and raised gross proceeds of $14.0 million. Based on current projections, we believe that we do not have sufficient cash and cash equivalents to support our operations for more than one year following the date that these financial statements are issued.

Previous report

In September 2024, our board of directors (the “Board”) approved a one-for-25 reverse stock split of the Company’s outstanding shares of common stock (the “Reverse Stock Split”). Each 25 shares of the common stock of the Company, par value of $0.01 per share, issued and outstanding immediately prior to the Reverse Stock Split automatically reclassified, combined, converted and changed into one fully paid and non-assessable share of common stock. In addition, a proportionate adjustment was made to the per share exercise price and the number of shares issuable upon the exercise of all outstanding options, warrants and convertible preferred stock entitling the holders to purchase shares of the Company’s common stock, and the number of shares reserved for issuance pursuant to the Company’s 2021 Incentive Compensation Plan (as amended and restated, the “2021 Plan”), including pursuant to outstanding restricted stock units outstanding thereunder, was reduced proportionately. No fractional shares were issued as a result of the Reverse Stock Split. Instead, the Company’s stockholders who otherwise would have been entitled to a fraction of a share received a full

Previous report

share of common stock. All common stock, per share and related information presented in this Annual Report for periods prior to the date of the Reverse Stock Split, including the financial statements and accompanying notes, have been retroactively adjusted to reflect the Reverse Stock Split.

Previous report

On March 10, 2025, the Company entered into an At The Market Offering Agreement (the “ATM Agreement”) with Citizens JMP Securities, LLC (“Citizens”), pursuant to which the Company may offer and sell shares of its common stock, having aggregate sales price of up to $50,000,000 (subject to certain limitations set forth in the ATM Agreement), from time to time, to or through Citizens, acting as sales agent and/or principal. Sales of shares of common stock, if any, pursuant to the ATM Agreement will be made by any method permitted that is deemed an “at the market” offering as defined in Rule 415(a)(4) under the Securities Act of 1933, as amended (the “Securities Act”), including sales made directly on or through the Nasdaq Capital Market or any other existing trading market in the United States for the Company’s common stock, directly to Citizens as principal, in privately negotiated transactions, in block transactions and/or in any other method permitted by law. Subject to the terms and conditions of the ATM Agreement, Citizens will use commercially reasonable efforts consistent with its normal trading and sales practices, applicable state and federal law, rules and regulations and the rules of the Nasdaq Capital Market to sell shares, from time to time, based upon the Company’s instructions, including any price, time or size limits specified by the Company.

Previous report

The Company received multiple notifications from The Nasdaq Stock Market LLC (“Nasdaq”) staff (the “Staff”) in 2024 regarding non-compliance with continued listing requirements. On February 25, 2025, the Company received a letter from Nasdaq confirming that the Company has regained compliance with Listing Rule 5550(b)(1) related to minimum stockholders’ equity requirements, as required by the Hearings Panel of Nasdaq’s decision dated December 13, 2024.

Previous report

Pursuant to Listing Rule 5815(d)(4)(B), the Company will be subject to a mandatory panel monitor for a period of one year from the date of such letter.

Previous report

On December 29, 2024, the Company entered into the December 2024 Purchase Agreement with several investors for the sale of (i) up to 3,630,205 Class A Units (“Class A Units”), each Class A Unit consisting of (a) one share of common stock or one pre-funded warrant to initially purchase one share of common stock, and (b) one Series A Warrant to purchase one share of common stock and (ii) 289,044 Class B Units (“Class B Units” and, together with the Class A Units, the “Units”), each Class B Unit consisting of one pre-funded warrant and one Series A Warrant. The purchase price per Class A Unit was $5.103 and the purchase price per Class B Unit was $5.093. The Units sold pursuant to the December 2024 Purchase Agreement were issued to the purchasers thereunder on December 31, 2024.

Previous report

The Series A Warrants have an exercise price of $13.42 per share of common stock, and, subject to certain beneficial ownership limitations described in the Series A Warrants, will be exercisable six months after issuance and will expire on the earlier of (a) subject to the fulfilment of the Equity Conditions (as defined in the December 2024 Purchase Agreement), thirty Trading Days (as defined in the Purchase Agreement) after the last of the following data readouts to occur, as announced by the Company: (i) Ferret animal model Bird Flu data, (ii) non-human primate Bird Flu data, or (iii) Phase 2a Influenza A human clinical data and (b) the 5-year anniversary of the closing date of the December 2024 Purchase Agreement. The pre-funded warrants have an exercise price of $0.01 per share, and subject to certain beneficial ownership limitations described in the pre-funded warrants, are exercisable and do not expire. The exercise price of the Series A Warrants and pre-funded warrants will be subject to adjustment for stock splits, reverse splits, and similar capital transactions, as described in the Series A Warrants and pre-funded warrants.

Previous report

The Company also entered into an agreement with Tungsten Advisors (through its Broker-Dealer, Finalis Securities LLC) (“Tungsten”), pursuant to which Tungsten agreed to serve as exclusive placement agent for the offering. The Company has agreed to pay Tungsten a cash fee equal to 8.25% of the aggregate gross proceeds raised in this offering from certain investors who are not affiliated with the Company and a cash fee equal to 4.125% of the aggregate gross proceeds raised in this offering with respect to certain investors that are affiliates of the Company.

Previous report

The net proceeds to the Company from the offering were approximately $18.1 million, after deducting placement agent’s fees and other estimated offering expenses, with approximately $20 million gross proceeds at closing through the sale of shares of common stock and pre-funded warrants and up to another $52.6 million upon exercise of Series A Warrants issued with the offering if exercised in full prior to expiration thereof.

Previous report

All of the securities in the offering were sold by the Company. The offering of common stock was made pursuant to the Company’s effective registration statement on Form S-3 (File No. 333-273081). The Series A Warrants, pre-funded warrants, and the shares of common stock underlying such warrants were offered in a concurrent private placement pursuant to an exemption from the registration requirements of Section 5 of the Securities Act of 1933, as amended, contained in Section 4(2) thereof and/or Regulation D thereunder. On January 14, 2025, as required by the December 2024 Purchase Agreement, the Company filed a registration statement on Form S-3 to register the shares of common stock issuable upon exercise of the Series A Warrants and the pre-funded warrants for resale by the holders thereof, which registration statement was declared effective by the SEC on January 22, 2205.

Previous report

As required by the December 2024 Purchase Agreement, the Company obtained stockholder approval of the exercise of the Series A Warrants and pre-funded warrants, as required by Nasdaq rules, at that special meeting of stockholders held on February 17, 2025. Thereafter, certain investors exercised their pre-funded warrants for an aggregate of 1,382,559 shares of common stock.

Previous report

On April 1, 2024, the Company acquired Trawsfynydd, in accordance with the terms of an Agreement and Plan of Merger, dated April 1, 2024 (the “Merger Agreement”), by and among the Company, Traws Merger Sub I, Inc., a Delaware corporation (“First Merger Sub”), Traws Merger Sub II, LLC, a Delaware limited liability company (“Second Merger Sub”), and Trawsfynydd. Pursuant to the Merger Agreement, First Merger Sub merged with and into Trawsfynydd, pursuant to which Trawsfynydd was the surviving corporation (the “First Merger”). Immediately following the First Merger, Trawsfynydd merged with and into Second Merger Sub, pursuant to which Second Merger Sub was the surviving entity and a wholly owned subsidiary of the Company (the “Second Merger” and together with the First Merger, the “Merger”). The Merger is intended to qualify as a tax-free reorganization for U.S. federal income tax purposes.

Previous report

Under the terms of the Merger Agreement, upon the consummation of the Merger on April 1, 2024 (the “Closing”), in exchange for the outstanding shares of capital stock of Trawsfynydd immediately prior to the effective time of the First Merger, the Company issued to the stockholders of Trawsfynydd an aggregate of (A) 141,982 shares of Common Stock and (B) 10,359.0916 shares of Series C Preferred (as defined and described below). Each share of Series C Preferred converts into shares of common stock, subject to certain conditions and the Beneficial Ownership Limitation (defined below) as set forth in the Certificate of Designation. In addition, the Company assumed all Trawsfynydd stock options immediately outstanding prior to the First Merger, each becoming an option to purchase common stock subject to adjustment pursuant to the terms of the Merger Agreement (the “Assumed Options”). The Assumed Options are exercisable for an aggregate of 365,547 shares of common stock. Following the effective time of the Second Merger, the Company changed its name to “Traws Pharma, Inc.”

Previous report

The Board approved the Merger Agreement and the related transactions, and the consummation of the Merger was not subject to approval of Company stockholders.

Previous report

In accordance with the Merger Agreement, each of Werner Cautreels, Iain Dukes, and Nikolay Savchuk were appointed to the Board effective as of the Closing. In accordance with the Merger Agreement, Werner Cautreels was appointed as Chief Executive Officer of the Company, Iain Dukes was appointed as Executive Chairman of the Company, and Nikolay Savchuk was appointed as Chief Operating Officer of the Company effective as of the Closing.

Previous report

Pursuant to the Merger Agreement, the Company agreed to hold a stockholders’ meeting to submit, among other proposals, the following proposals to its stockholders for their consideration: (i) the approval of the conversion of shares of Series C Preferred into shares of Common Stock in accordance with the rules of the Nasdaq Stock Market LLC, the Merger Agreement and the Certificate of Designation (the “Conversion Proposal”) and (ii) the approval of an amendment to the Company’s Certificate of Incorporation (as amended to date, the “Charter”), to increase the authorized shares of common stock from 125,000,000 to 250,000,000 (the “Share Increase Proposal” and together with the Conversion Proposal, the “Meeting Proposals”). In connection with these matters, the Company agreed to file a proxy statement on Schedule 14A with the Securities and Exchange Commission (the “SEC”). Such proxy statement was filed on August 9, 2024. At a special meeting of the stockholders held on September 16, 2024, the stockholders approved the Meeting Proposals and, subject to the Beneficial Ownership Limitation, the outstanding shares of Series C Preferred, automatically

Previous report

converted to shares of common stock. After the automatic conversion, there were 7,440 shares of Series C Preferred outstanding. In connection with the increase in common shares outstanding due to the December 2024 Purchase Agreement, certain investors converted an additional 42.45 Series C Preferred shares into an aggregate of 16,980 shares of the Company’s common stock to maintain the Beneficial Ownership Limitation. As of December 31, 2024, 7,398 shares of Series C remained outstanding.

Previous report

In connection with the execution of the Merger Agreement, the Company and Trawsfynydd entered into stockholder support agreements (the “Company Stockholder Support Agreements”) with certain of the Company’s stockholders (solely in their capacity as stockholders of the Company). Pursuant to the Support Agreements, among other things, each of the Company stockholder parties thereto agreed to vote or cause to be voted all of the shares of common stock owned by such stockholder in favor of the Meeting Proposals.

Previous report

In connection with the execution of the Merger Agreement, the Company and Trawsfynydd entered into stockholder support agreements (the “Trawsfynydd Stockholder Support Agreements”) with all of Trawsfynydd’s stockholders (solely in their capacity as stockholders of the Company). Pursuant to the Trawsfynydd Stockholder Support Agreements, among other things, each of the Trawsfynydd stockholders agreed to the terms and conditions of the Merger Agreement, to waive any dissenters’ rights and to release claims such stockholder may have against the Company and Trawsfynydd.

Previous report

Concurrently and in connection with the execution of the Merger Agreement, certain Trawsfynydd stockholders as of immediately prior to the Closing, and certain directors, officers, and stockholders of the Company as of immediately prior to the Closing entered into lock-up agreements with the Company and Trawsfynydd, pursuant to which each such stockholder agreed to be subject to a 180-day lockup on the sale or transfer of shares of the Company held by each such stockholder at the Closing, including those shares of Common Stock received by each such stockholder in the Merger and Common Stock received upon conversion of Series C Preferred upon Board approval (the “Lock-up Agreements”).

Previous report

Concurrently with the Closing of the Merger, the Company entered into a contingent value rights agreement (the “CVR Agreement”) with a rights agent (the “Rights Agent”), pursuant to which each holder of common stock as of the applicable record date (April 15, 2024), including those holders receiving shares of common stock in connection with the Merger, is entitled to one contractual contingent value right (each, a “CVR”), subject to and in accordance with the terms and conditions of the CVR Agreement, for each share of common stock held by such holder as of the applicable record time (5:00 p.m. ET on April 15, 2024).

Previous report

When issued, each contingent value right will entitle the holder (the “Holder”) thereof to distributions of the following, pro-rated on a per-CVR basis, during the CVR Term (as defined in the CVR Agreement):

Previous report

The distributions in respect of the CVRs will be made on a quarterly basis, and will be subject to a number of deductions, subject to certain exceptions or limitations, including but not limited to for certain taxes and certain out-of-pocket expenses incurred by us.

Previous report

Under the CVR Agreement, the Rights Agent has, and Holders of at least 30% of the CVRs then-outstanding have, certain rights to audit and enforcement on behalf of all Holders of the CVRs.

Previous report

On April 1, 2024, the Company entered into the April 2024 Securities Purchase Agreement with TPAV and OrbiMed. Pursuant to the April 2024 Purchase Agreement, the Company issued and sold an aggregate of (i) 19,879 shares of common stock and (ii) 1,578.2120 shares of Series C Preferred (the “Private Investment in Public Equity” or “PIPE Securities”) for an aggregate purchase price of approximately $14 million (collectively, the “Financing”). The closing of the Financing occurred concurrently with the closing of the Merger on April 1, 2024 (the “Financing Closing Date”). Subject to the Beneficial Ownership Limitation (defined below), each share of Series C Preferred converts into shares of common stock, as provided in the Certificate of Designation.

Previous report

On April 1, 2024, in connection with the April 2024 Purchase Agreement, the Company entered into a Registration Rights Agreement (the “Registration Rights Agreement”) with the holders of common stock and Series C Preferred signatory thereto. Pursuant to the Registration Rights Agreement, we are required to prepare and file a resale registration statement with the SEC within 90 calendar days following the Financing Closing Date (the “Filing Deadline”), with respect to the shares of common stock underlying the PIPE Securities and the common stock and Series C Preferred issued to the signatories to the Registration Rights Agreement in the Merger. The Company filed such registration statement on July 1, 2024, which was declared effective on August 28, 2024.

Previous report

On April 1, 2024, the Company filed a Certificate of Designation of Preferences, Rights and Limitations of the Series C Non-Voting Convertible Preferred Stock (the “Certificate of Designation”) with the Secretary of State of the State of Delaware in connection with the Merger. The Certificate of Designation provides for the designation of shares of the Series C Preferred. Holders of Series C Preferred are entitled to receive dividends on shares of Series C Preferred equal to, on an as-if-converted-to-common-stock basis, and in the same form as dividends actually paid on shares of the common stock.

Previous report

Except as otherwise required by law, the Series C Preferred does not have voting rights. However, as long as any shares of Series C Preferred are outstanding, we will not, without the affirmative vote of the holders of a majority of the then-outstanding shares of the Series C Preferred, (i) alter or change adversely the powers, preferences or rights given to the Series C Preferred or alter or amend the Certificate of Designation, amend or repeal any provision of, or add any provision to, the Charter or our bylaws, or file any articles of amendment, certificate of designations, preferences, limitations and relative rights of any series of preferred stock, in each case if any such action would adversely alter or change the preferences, rights, privileges or powers of, or restrictions provided for the benefit of the Series C Preferred, regardless of whether any of the foregoing actions shall be by means of amendment to the Charter or by merger, consolidation, recapitalization, reclassification, conversion or otherwise, (ii) issue further shares of Series C Preferred, (iii) prior to the earlier of stockholder approval of the Conversion Proposal or the six-month anniversary of the Closing, consummate either: (A) any Fundamental Transaction (as in the Certificate of Designation) or (B) any stock sale to, or any merger, consolidation or other business combination with or into, another entity in which our stockholders immediately before such transaction do not hold at least a majority of the capital stock immediately after such transaction, or (iv) enter into any agreement with respect to any of the foregoing.

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Reworded paragraphs (22)

Previous wording

to incur significant expenses and operating losses for the foreseeable future as we continue the development of, and seek regulatory approval for, our product candidates, even if milestones under our license and collaboration agreements may be met.

Current wording

As of December 31, 2025, the Company had an accumulated deficit of $640.0 million. We expect to incur significant expenses and operating losses for the foreseeable future as we continue the development of, and seek regulatory approval for, our product candidates, even if milestones under our license and collaboration agreements may be met.

Previous wording

We will require substantial additional financing to fund our ongoing clinical trials and operations, and to continue to execute our strategy. To alleviate the conditions that raise substantial doubt about our ability to continue as a going concern, we plan to explore various dilutive and non-dilutive sources of funding, including debt and equity financings (including pursuant to the ATM Agreement), strategic alliances, business development and/or combinations, and other sources. The future success of the Company is dependent upon our ability to obtain additional funding. There can be no assurance, however, that we will be successful in obtaining such funding in sufficient amounts, on terms acceptable to us, or at all. The failure to obtain sufficient capital on acceptable terms when needed would have a material adverse effect on our business, results of operations, and financial condition. Accordingly, we have concluded that substantial doubt exists with respect to our ability to continue as a going concern within one year after the date that these financial statements are issued.

Current wording

issued. Accordingly, substantial doubt exists with respect to our ability to continue as a going concern within one year after the date that such financial statements are issued.

Previous wording

We are a clinical-stage biopharmaceutical company aiming to address unmet medical needs in respiratory viral diseases and cancer. Following the closing of the Merger in which we acquired Trawsfynydd Therapeutics, Inc. on April 1, 2024, we are advancing the development of four clinical programs:

Current wording

We are a clinical-stage biopharmaceutical company aiming to address unmet medical needs in respiratory viral diseases and cancer. Following the closing of the Merger in which we acquired Trawsfynydd Therapeutics, Inc. on April 1, 2024, we have four clinical programs:

Previous wording

We are further advancing the development of tivoxavir marboxil with a Traws Pharma sponsored Phase 1 randomized, blinded, and placebo-controlled study in Australia that was approved by the Human Research Ethics Committee. To date, this study enrolled four cohorts of 8 participants, with 6 participants randomized to receive study drug and 2 participants assigned to receive placebo in each cohort. Participants were required to be healthy males or females ages 18-64 years. Participants took either one dose of the study drug or one dose of placebo, depending on the group they were assigned to. The dose levels that were evaluated included 80, 120, 240 mg, and 480 mg taken, via oral capsules. The primary endpoint of the study was the measurement of safety and tolerability, and the secondary and other endpoints included the determination of the drug pharmacokinetic profile. Topline data showed good overall tolerability and a pharmacokinetic profile that appears to support the potential use of tivoxavir marboxil as a one-time treatment for influenza. Sixteen AEs were recorded, of which three were reported as possibly related to study drug during the study; all were mild headaches. Topline data from this study showed that a single dose of tivoxavir marboxil maintained plasma drug levels consistently above the EC90 and within the predicted therapeutic window for more than 23 days. We plan to meet with the FDA in the first half of 2025 to align on a path forward, including to seek guidance regarding the potential for accelerated approval utilizing the “Animal Rule” for further development of tivoxavir marboxil in the treatment of H5N1 bird flu. The FDA “Animal Rule” allows approval of therapeutic interventions in cases where there is a risk of severe disease and a controlled human trial would be unethical or infeasible.

Current wording

of the drug pharmacokinetic profile. Topline data showed good overall tolerability and a pharmacokinetic profile that appears to support the potential use of tivoxavir marboxil as a one-time treatment for influenza. Sixteen AEs were recorded, of which three were reported as possibly related to study drug during the study; all were mild headaches. Topline data from this study showed that a single dose of tivoxavir marboxil maintained plasma drug levels consistently above the EC90 and within the predicted therapeutic window for more than 23 days. On March 21, 2025, we submitted a request for a meeting with the FDA to align on a path forward, including to seek guidance regarding the potential for accelerated approval utilizing the “Animal Rule” for further development of tivoxavir marboxil in the treatment of H5N1 bird flu. The FDA “Animal Rule” allows approval of therapeutic interventions in cases where there is a risk of severe disease and a controlled human trial would be unethical or infeasible. Our meeting request was granted, and we submitted our briefing package to the FDA on April 24, 2025. On May 27, 2025, we received written responses from the FDA for a Type B pre-Investigational New Drug Application meeting (“pre-IND”). The FDA provided feedback on development paths for potential approval of tivoxavir marboxil for bird flu and seasonal flu, including on the potential use of the Animal Rule. On June 30, 2025, we announced our submission of briefing materials for a Type D meeting to enable further FDA dialog on a potential path to accelerated approval for bird flu, as a follow up to the pre-IND FDAinteractions.

Previous wording

Another Phase 1 study of narazaciclib as a monotherapy has also been conducted in patients with relapsed and/or refractory advanced cancer. The objectives of this study were to assess the safety, tolerability, pharmacokinetics and pharmacodynamics of narazaciclib administered orally as escalating daily doses in patients with advanced cancer relapsed or refractory to at least 1 prior line of therapy. Narazaciclib was dosed on a continuous daily schedule in 28-day cycles. In this study, the highest dose tested was 280mg once daily given continuously. This study is now closed to accrual and data analysis is ongoing in preparation for database lock, data analysis and a clinical study report.

Current wording

Another Phase 1 study of narazaciclib as a monotherapy has also been conducted in patients with relapsed and/or refractory advanced cancer. The objectives of this study were to assess the safety, tolerability, pharmacokinetics and pharmacodynamics of narazaciclib administered orally as escalating daily doses in patients with advanced cancer relapsed or refractory to at least 1 prior line of therapy. Narazaciclib was dosed on a continuous daily schedule in 28-day cycles. In this study, the highest dose tested was 280mg once daily given continuously. This study is now closed to accrual and data analysis is ongoing.

Previous wording

The Company is not obligated to make any sales of common stock under the ATM Agreement and no assurance can be given that the Company will sell any shares under the ATM Agreement, or, if it does, as to the price or amount of shares that the Company will sell, or the dates on which any such sales will take place. The ATM Agreement may be terminated by the Company at any time with five business days’ notice to Citizens, by Citizens at their discretion, or as otherwise permitted in the ATM Agreement.

Current wording

On March 10, 2025, the Company entered into an At The Market Offering Agreement (the “ATM Agreement”) with Citizens JMP Securities, LLC (“Citizens”), pursuant to which the Company may offer and sell shares of its common stock, having aggregate sales price of up to $50,000,000 (subject to certain limitations set forth in the ATM Agreement, including the “baby shelf” limitation under General Instruction I.B.6. of Form S-3), from time to time, to or through Citizens, acting as sales agent and/or principal. The Company is not obligated to make any sales of common stock under the ATM Agreement and no assurance can be given that the Company will sell any shares under the ATM Agreement, or, if it does, as to the price or amount of shares that the Company will sell, or the dates on which any such sales will take place. The ATM Agreement may be terminated by the Company at any time with five business days’ notice to Citizens, by Citizens at their discretion, or as otherwise permitted in the ATM Agreement.

Previous wording

The shares of Company common stock will be sold pursuant to the Company’s effective shelf registration statement on Form S-3 and an accompanying prospectus (Registration Statement No. 333-273081), filed with the Securities and Exchange Commission (the “Commission”) on June 30, 2023, and declared effective by the Commission on July 11, 2023, including the base prospectus contained therein, as supplemented by a prospectus supplement dated March 10, 2025 (the “Prospectus Supplement”) and filed with the Commission pursuant to Rule 424(b) under the Securities Act, or subsequently filed prospectus supplements as applicable. In accordance with the terms of the ATM Agreement, the Company may offer and sell shares of its common stock having an aggregate offering price of up to $5,514,200, from time to time, to or through Citizens, which was the Company’s current “baby shelf” limitation under General Instruction I.B.6. of Form S-3 as of the date of filing the Prospectus Supplement.

Current wording

The shares of common stock sold to Citizens under the ATM Agreement will be sold pursuant to the Company’s effective shelf registration statement on Form S-3 and an accompanying prospectus (Registration Statement No. 333-273081), filed with the SEC on June 30, 2023, and declared effective by the Commission on July 11, 2023, including the base prospectus contained therein, as supplemented by those prospectus supplements dated March 10, 2025 and April 7, 2025 (the “Prospectus Supplements”) and filed with the SEC pursuant to Rule 424(b) under the Securities Act, or subsequently filed prospectus supplements as applicable. In accordance with the terms of the ATM Agreement, the Company may offer and sell shares of its common stock having an aggregate offering price of up to $7.4 million (which is in addition to the gross proceeds of approximately $0.1 million from sales completed prior to April 7, 2025), from time to time, to or through Citizens, which was the Company’s current “baby shelf” limitation under General Instruction I.B.6. of Form S-3 as of the date of filing the Prospectus Supplement. In the year ended December 31, 2025, the Company sold and issued an aggregate of 2,517,270 shares of its common stock under the ATM Agreement for net proceeds of $5.2 million.

Previous wording

The Company will pay Citizens a commission at a fixed rate of 3.0% of the gross proceeds of each sale of shares of Company common stock sold through or to Citizens under the ATM Agreement and will reimburse Citizens for the fees and disbursements of its legal counsel incurred in connection with entering into the transactions contemplated by the ATM Agreement in an amount not to exceed $50,000 in the aggregate, in addition to up to $5,000 per “Representation Date” (as defined in the ATM Agreement) in connection with ongoing diligence arising from the transactions contemplated by the ATM Agreement.

Current wording

The Company will pay Citizens a commission at a fixed rate of 3.0% of the gross proceeds of each sale of shares of common stock sold through or to Citizens under the ATM Agreement and will reimburse Citizens for the fees and disbursements of its legal counsel incurred in connection with entering into the transactions contemplated by the ATM Agreement in an amount not to exceed $50,000 in the aggregate, in addition to up to $5,000 per “Representation Date” (as defined in the ATM Agreement) in connection with ongoing diligence arising from the transactions contemplated by the ATM Agreement.

Previous wording

The Company made certain customary representations, warranties and covenants in the ATM Agreement concerning the Company and its subsidiaries and the registration statement and base prospectus contained therein, prospectus supplement and other documents and filings relating to the offering of the shares. In addition, the Company has also provided Citizens with customary indemnification rights.

Current wording

The Company made certain customary representations, warranties and covenants in the ATM Agreement concerning the Company and its subsidiaries, the registration statement and base prospectus contained therein, prospectus

Previous wording

be applied for purposes of determining the Black Scholes Value of the Series A Warrants to be utilized for calculating consideration payable to the holders of the Series A Warrants in connection with a Fundamental Transaction that is not within the Company’s control, and (iii) remove Section 3(h) of the Series A Warrants, which, under certain circumstances, provided for adjustments to the exercise price of the Series A Warrants in the event of a reverse stock split, stock consolidation, or a recapitalization or similar event involving the Company’s common stock based on the volume weighted average price of the Company’s common stock over the eleven trading day period commencing five trading days immediately preceding such event and the five trading days immediately following such event.

Current wording

On February 18, 2025, the Company and certain of the purchasers of units in the December 2024 Offering entered into amendments to the Series A Warrants issued to such purchasers in the offering (the “Series A Warrant Amendment”), pursuant to which the Series A Warrants issued to such purchasers were amended to (i) increase the threshold for a change of control, for purposes of determining whether a Fundamental Transaction (as defined in the Series A Warrants) has occurred, from 50% of the outstanding common stock of the Company to greater than 50% of the outstanding common stock of the Company, (ii) revise the expected volatility rate to be applied for purposes of determining the Black Scholes Value of the Series A Warrants to be utilized for calculating consideration payable to the holders of the Series A Warrants in connection with a Fundamental Transaction that is not within the Company’s control, and (iii) remove Section 3(h) of the Series A Warrants, which, under certain circumstances, provided for adjustments to the exercise price of the Series A Warrants in the event of a reverse stock split, stock consolidation, or a recapitalization or similar event involving the Company’s common stock based on the volume weighted average price of the Company’s common stock over the eleven trading day period commencing five trading days immediately preceding such event and the five trading days immediately following such event.

Previous wording

On March 27, 2025, the Company and certain of the purchasers entered into amendments to the pre-funded warrants (the “PFW Amendment”), pursuant to which the pre-funded warrants issued to such purchasers were amended to increase the threshold for a change of control, for purposes of determining whether a Fundamental Transaction (as defined in the pre-funded warrants) has occurred, from 50% of the outstanding common stock of the Company to greater than 50% of the outstanding common stock of the Company.

Current wording

On March 27, 2025, the Company and the holders of all outstanding pre-funded warrants issued in the December 2024 Offering entered into amendments to the pre-funded warrants issued to such purchasers in the offering (the “PFW Amendment”), pursuant to which the pre-funded warrants issued to such purchasers were amended to increase the threshold for a change of control, for purposes of determining whether a Fundamental Transaction (as defined in the pre-funded warrants) has occurred, from 50% of the outstanding common stock of the Company to greater than 50% of the outstanding common stock of the Company.

Previous wording

During the years ended December 31, 2024 and 2023, our revenues were derived exclusively from activities conducted in accordance with our collaboration arrangement with SymBio.

Current wording

During the years ended December 31, 2025 and 2024, our revenues were derived exclusively from activities conducted in accordance with our collaboration arrangement with SymBio Pharmaceuticals Limited (“Symbio”). Effective April 17, 2025, the Company and Symbio mutually terminated the license agreement originally entered into by and between the parties in 2011. No payments, compensation, reimbursements or settlements shall be due or owed by either party in connection with the termination of the license agreement.

Previous wording

Research and development costs are expensed as incurred. License fees and milestone payments we make related to in-licensed products and technology are expensed if it is determined that they have no alternative future use. We record costs for some development activities, such as clinical trials, based on an evaluation of the progress to completion of specific tasks using data such as patient enrollment, clinical site activations or information provided to us by our vendors.

Current wording

costs for some development activities, such as clinical trials, based on an evaluation of the progress to completion of specific tasks using data such as patient enrollment, clinical site activations or information provided to us by our vendors.

Previous wording

Our research and development expenses are related to tivoxavir marboxil, ratutrelvir, narazaciclib, rigosertib, and potentially in-licensed products. We do not currently utilize a formal time allocation system to capture expenses on a project-by-project basis because we are organized and record expense by functional department and our employees may allocate time to more than one development project. Accordingly, we do not allocate expenses to individual projects or product candidates, although we do allocate some portion of our research and development expenses by functional area and by compound.

Current wording

Our research and development expenses are related to tivoxavir marboxil, ratutrelvir, narazaciclib, rigosertib, and potentially in-licensed products. We do not currently utilize a formal time allocation system to capture expenses on a project-by-project basis because we are organized and record expense by functional department and our employees may allocate time to more than one development project. Accordingly, we do not allocate expenses to individual projects or product candidates, although we do allocate some portion of our research and development expenses by functional area.

Previous wording

*Series A Warrant and pre-funded warrant expense represents the excess of the warrant liability compared to the net proceeds received as part of the December 2024 Purchase Agreement.

Current wording

*Series A Warrant and pre-funded warrant expense represents the excess of the warrant liability compared to the net proceeds received as part of the December 2024 Offering.

Previous wording

In connection with the Merger, we recognized a non-cash in-process research and development expense of $117.5 million related to the acquired virology programs that had no alternative future use at the time of acquisition which requires immediate expense recognition.

Current wording

In connection with the acquisition of Trawsfynydd in the Merger, during year ended December 31, 2024, the Company recognized a non-cash in-process research and development expense of $117.5 million related to the acquired virology programs that had no alternative future use at the time of acquisition, which required immediate expense recognition.

Previous wording

Other income, net, decreased by $1.1 million for the year ended December 31, 2024 compared to the year ended December 31, 2023. The change was caused by lower interest income due to lower cash balances.

Current wording

Other income, net, increased by $0.2 million for the year ended December 31, 2025 compared to the year ended December 31, 2024. The change was caused by interest earned on our excess cash balances during the year.

Previous wording

Net cash used in investing activities was $14,000 for the year ended December 31, 2023 and primarily attributable to the purchase of property and equipment.

Current wording

Net cash used in investing activities was $2.6 million for the year ended December 31, 2025 and was attributable to the purchase of intangible assets.

Previous wording

Net cash provided by financing activities was $34.0 million for the year ended December 31, 2024 and primarily attributable to the net proceeds received from the sale of our preferred and common stock in connection with the securities offerings in April and December 2024. There were no financing activities during the year ended December 31, 2023.

Current wording

Net cash provided by financing activities was $34.0 million for the year ended December 31, 2024 and primarily attributable to the net proceeds received from the sale of our preferred and common stock in connection with the securities offerings in April and December 2024.

Previous wording

We have not achieved profitability since our inception and we expect to continue to incur net losses for the foreseeable future. We expect net cash expended in 2025 to be higher than 2024 due to clinical trials and increased headcount in our clinical and regulatory groups. We also expect an increase in costs for potential in-licensing, the timing of which will be determined by the timing of any potential in-licensing. We enter into contracts in the normal course of business with third-party contract organizations for clinical trials, preclinical studies, manufacturing and other services and products for operating purposes. These contracts generally provide for termination following a certain period after notice and therefore we believe that, currently, our non-cancelable obligations under these agreements are not material. Based on current projections, we believe that we do not have sufficient cash and cash equivalents to support our operations for more than one year following the date that these financial statements from our Annual Report on Form 10-K are issued. These conditions raise substantial doubt about our ability to continue as a going concern through the one-year period after the date that the financial statements are issued.

Current wording

We have not achieved profitability since our inception and we expect to continue to incur net losses for the foreseeable future. We expect net cash expended in 2026 to be higher than 2025 due to clinical trials and increased headcount in our clinical and regulatory groups. We enter into contracts in the normal course of business with third-party contract organizations for clinical trials, preclinical studies, manufacturing and other services and products for operating purposes. These contracts generally provide for termination following a certain period after notice and therefore we believe that, currently, our non-cancelable obligations under these agreements are not material. Based on current projections, we believe that we do not have sufficient cash and cash equivalents to support our operations for more than one year following the date that these financial statements from our Annual Report on Form 10-K are issued. These conditions raise substantial doubt about our ability to continue as a going concern through the one-year period after the date that the financial statements are issued.

Previous wording

This management’s discussion and analysis of our financial condition and results of operations is based on our consolidated financial statements, which have been prepared in accordance with US generally accepted accounting principles (“GAAP”). The preparation of these financial statements requires us to make estimates and judgments that affect the reported amounts of assets, liabilities, revenues and expenses and the disclosure of contingent assets and liabilities in our consolidated financial statements. On an ongoing basis, we evaluate our estimates and judgments. We base our estimates on historical experience, known trends and events and various other factors that we believe to be reasonable under the circumstances, the results of which form the basis for making judgments about the carrying values of assets and liabilities that are not readily apparent from other sources. Actual results may differ materially from these estimates under different assumptions or conditions.

Current wording

This management’s discussion and analysis of our financial condition and results of operations is based on our consolidated financial statements, which have been prepared in accordance with US generally accepted accounting principles (“GAAP”). The preparation of these financial statements requires us to make estimates and judgments that affect the reported amounts of assets, liabilities, revenues and expenses and the disclosure of contingent assets and liabilities in our consolidated financial statements. On an ongoing basis, we evaluate our estimates and judgments. We base our estimates on historical experience, known trends and events and various other factors that we believe to be reasonable under the circumstances, the results of which form the basis for making judgments about the carrying values of assets and

Previous wording

payment flows that do not match the periods over which materials or services are provided to us under such contracts. Our objective is to reflect the appropriate clinical trial expenses in our consolidated financial statements by matching the appropriate expenses with the period in which services are provided and efforts are expended. We account for these expenses according to the progress of the trial as measured by patient progression and the timing of various aspects of the trial. We determine accrual estimates through financial models that take into account discussion with applicable personnel and outside service providers as to the progress or state of completion of trials, or the services completed. During the course of a clinical trial, we adjust our clinical expense recognition if actual results differ from our estimates. We make estimates of our accrued expenses as of each balance sheet date in our consolidated financial statements based on the facts and circumstances known to us at that time. Our clinical trial accrual and prepaid assets are dependent, in part, upon the receipt of timely and accurate reporting from CROs and other third-party vendors. Although we do not expect our estimates to be materially different from amounts actually incurred, our understanding of the status and timing of services performed relative to the actual status and timing of services performed may vary and may result in us reporting amounts that are too high or too low for any particular period.

Current wording

As part of the process of preparing our consolidated financial statements, we are required to estimate our accrued expenses. Our clinical trial accrual process is designed to account for expenses resulting from our obligations under contracts with vendors, consultants and CROs and clinical site agreements in connection with conducting clinical trials. The financial terms of these contracts are subject to negotiations, which vary from contract to contract and may result in payment flows that do not match the periods over which materials or services are provided to us under such contracts. Our objective is to reflect the appropriate clinical trial expenses in our consolidated financial statements by matching the appropriate expenses with the period in which services are provided and efforts are expended. We account for these expenses according to the progress of the trial as measured by patient progression and the timing of various aspects of the trial. We determine accrual estimates through financial models that take into account discussion with applicable personnel and outside service providers as to the progress or state of completion of trials, or the services completed. During the course of a clinical trial, we adjust our clinical expense recognition if actual results differ from our estimates. We make estimates of our accrued expenses as of each balance sheet date in our consolidated financial statements based on the facts and circumstances known to us at that time. Our clinical trial accrual and prepaid assets are dependent, in part, upon the receipt of timely and accurate reporting from CROs and other third-party vendors. Although we do not expect our estimates to be materially different from amounts actually incurred, our understanding of the status and timing of services performed relative to the actual status and timing of services performed may vary and may result in us reporting amounts that are too high or too low for any particular period.
Rearranged current paragraphs (6)

Current report — wording carried from elsewhere

We advanced the development of tivoxavir marboxil with a Traws Pharma sponsored Phase 1 randomized, blinded, and placebo-controlled study in Australia that was approved by the Human Research Ethics Committee (“HREC”). This study enrolled four cohorts of 8 participants each, with 6 participants randomized to receive study drug and 2 participants assigned to receive placebo in each cohort. Participants were required to be healthy males or females ages 18-64 years. Participants took either one dose of the study drug or one dose of placebo. Dose levels evaluated in this study included 80, 120, 240 and 480 mg in capsules, taken orally. The primary endpoint of the study was the determination of safety and tolerability; the secondary and other endpoints included the determination

Current report — wording carried from elsewhere

TRX01 was studied in a Phase 1 clinical trial that included single and multiple ascending dose phases. Participants were required to be healthy males or females ages 18-64 years. The primary endpoint of the study was the measurement of safety and tolerability, and the secondary endpoint included the determination of the drug pharmacokinetic and pharmacodynamic profiles. The Phase 1 trial was conducted in Australia. It was sponsored by the Company and was approved by the Human Research Ethics Committee. The trial administered either the study drug or placebo to 40 participants in the single ascending dose phase, which included 5 cohorts with 8 participants in each cohort (6 received study drug and two received placebo). Subjects in the single ascending dose phase received one oral dose of the study drug or placebo, depending on their assigned group. The single ascending dose portion of the study assessed TRX01 at 15, 50, 150, 300 and 600 mg doses. Subjects in the multiple ascending dose phase received a daily single oral dose of 150 mg or 600 mg (6 active and 2 placebo in each cohort) for 10 consecutive days. The study was completed in September 2024. There were few recorded AEs reported up to the highest dose, and none were determined to be related to study drug. Topline data from the study showed no treatment related adverse events reported up to the highest dose. Topline data also showed that once-daily administration of TRX01 for 10 consecutive days maintained plasma drug levels within the predicted therapeutic window for 12 days. On June 30, 2025, we announced our proposed Phase 2 non-inferiority study, which will evaluate the effects of ratutrelvir in newly diagnosed COVID-19 patients, and on August 18, 2025, we announced receipt of approval from the HREC to proceed with the Phase 2 study. The study is intended to enroll patients on a 10-day treatment regimen for ratutrelvir compared to the approved 5-day regimen for PAXLOVID®. In addition to efficacy and safety endpoints, the proposed study will also evaluate the rates of disease rebound as well as the incidence of Long COVID-19. On October 14, 2025, we announced the dosing of the first subject in our Phase 2 study to evaluate ratutrelvir. We intend to initiate a separate single arm to evaluate the safety and efficacy of ratutrelvir in newly diagnosed COVID-19 patients who are ineligible for treatment with PAXLOVID®. On December 17, 2025, we reported positive interim Phase 2 data showing ratutrelvir had a favorable tolerability profile versus PAXLOVID® and no viral rebound events were observed in ratutrelvir-treated patients, while a rebound occurred in the PAXLOVID® arm. Interim results also showed activity in PAXLOVID® -eligible patients. On January 13, 2026, we reported interim data in a larger sample of 50 patients, suggesting faster time to sustained symptom resolution for ratutrelvir versus PAXLOVID®, continued no rebounds with ratutrelvir, and consistent safety/benefit signals in PAX…

Excerpt shortened here; the source contains the full paragraph.

Current report — wording carried from elsewhere

supplement and other documents and filings relating to the offering of the shares under the ATM Agreement. In addition, the Company has also provided Citizens with customary indemnification rights.

Current report — wording carried from elsewhere

Research and development costs are expensed as incurred. License fees and milestone payments we make related to in-licensed products and technology are expensed if it is determined that they have no alternative future use. We record

Current report — wording carried from elsewhere

We will require substantial additional financing to fund our ongoing clinical trials and operations, and to continue to execute our strategy. There can be no assurance that we will be successful in obtaining such funding in sufficient amounts, on terms acceptable to us, or at all. The failure to obtain sufficient capital on acceptable terms when needed would have a material adverse effect on our business, results of operations, and financial condition.

Current report — wording carried from elsewhere

liabilities that are not readily apparent from other sources. Actual results may differ materially from these estimates under different assumptions or conditions.
Rearranged previous paragraphs (3)

Previous report — wording carried elsewhere

On February 18, 2025, the Company and certain of the purchasers entered into amendments to the Series A Warrants (the “Series A Warrant Amendment”), pursuant to which the Series A Warrants issued to such purchasers were amended to (i) increase the threshold for a change of control, for purposes of determining whether a Fundamental Transaction (as defined in the Series A Warrants) has occurred, from 50% of the outstanding common stock of the Company to greater than 50% of the outstanding common stock of the Company, (ii) revise the expected volatility rate to

Previous report — wording carried elsewhere

Series A Warrant and pre-funded warrant expense

Previous report — wording carried elsewhere

As part of the process of preparing our consolidated financial statements, we are required to estimate our accrued expenses. Our clinical trial accrual process is designed to account for expenses resulting from our obligations under contracts with vendors, consultants and CROs and clinical site agreements in connection with conducting clinical trials. The financial terms of these contracts are subject to negotiations, which vary from contract to contract and may result in