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Greenwich LifeSciences, Inc.

For the period ended Mar 31, 2026. Filed Jun 4, 2026.

View on SEC.gov

About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2026 · Filed Jun 4, 2026

GLSI$15.17+3.5%Stored close · as of Nov 6, 2026

What changed in Management’s Discussion and Analysis?

Read the current filing

Previous report: 10-Q

Period ended 2025-09-30; filed 2025-11-14.

0001493152-25-023539

Item 2. Management’s Discussion and Analysis of Financial Condition and Results of Operations

Current report: 10-Q

Period ended 2026-03-31; filed 2026-06-04.

0001493152-26-027150

Item 2. 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 49 previous paragraphs and 44 current paragraphs.

28 unchanged; 9 reworded; 7 added; 11 removed; 1 previous and 0 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

Research and development expenses increased by $2,936,416, or 129%, to $5,207,564 for the three months ended March 31, 2026 from $2,271,148 for the three months ended March 31, 2025. The increase was primarily the result of an increase in accounts payable for clinical trial expenses.

Current report

General and administrative expenses increased by $20,588, or 4%, to $518,190 for the three months ended March 31, 2026 from $497,602 for the three months ended March 31, 2025.

Current report

Between January 1, 2026 and March 31, 2026, the Company completed At The Market (“ATM”) offerings pursuant to its ATM agreement with H. C. Wainwright, in which it issued and sold a total of 367,547 shares of its common stock at an average offering price of $25.33 per share for gross proceeds of $9,309,189 and net proceeds of $9,029,912, after deducting underwriting discounts and commissions and offering expenses borne by the Company, which totalled $279,277.

Current report

Between January 1, 2025 and March 31, 2025, the Company completed At The Market (“ATM”) offerings pursuant to its ATM agreement with H. C. Wainwright, in which it issued and sold a total of 39,918 shares of its common stock at an average offering price of $12.52 per share for gross proceeds of $499,936 and net proceeds of $492,423, after deducting underwriting discounts and commissions and offering expenses borne by the Company, which totalled $7,513.

Current report

Between April 1, 2026 and April 15, 2026, the Company completed At The Market (“ATM”) offerings pursuant to its ATM agreement with H. C. Wainwright, in which it issued and sold a total of 12,215 shares of its common stock at an average offering price of $26.22 per share for gross proceeds of $320,279 and net proceeds of $310,664, after deducting underwriting discounts and commissions and offering expenses borne by the Company, which totalled $9,615.

Current report

In June 2016, the FASB issued ASU 2016-13, Financial Instruments – Credit Losses (Topic 326): Measurement of Credit Losses on Financial Instruments. The main objective of the standard is to provide financial statement users with more decision-useful information about the expected credit losses on financial instruments and other commitments to extend credit held by a reporting entity at each reporting date. To achieve this objective, the amendments in this standard replace the incurred loss impairment methodology in current GAAP with a methodology that reflects expected credit losses and requires consideration of a broader range of reasonable and supportable information to inform credit loss estimates. The update is effective for the Company beginning January 1, 2023 with early adoption permitted. The Company adopted the standard on January 1, 2023. The adoption of this standard did not have a material effect on the Company’s audited financial statements and related disclosures.

Current report

In October 2024, the FASB issued ASU 2024-03, which requires public business entities to provide detailed disclosures of specific expense categories—such as employee compensation, depreciation, and amortization—within the relevant expense captions on the income statement (e.g., Cost of Sales, SG&A). The standard is effective for fiscal years beginning after December 15, 2026, and interim periods within fiscal years beginning after December 15, 2027, with early adoption permitted. The Company is currently evaluating the impact of this guidance on its financial statement disclosures. As this guidance relates to disclosure only, it is not expected to have a material impact on the Company’s financial position or results of operations.
Removed paragraphs (11)

Previous report

Research and development expenses increased by $1,229,536 or 54%, to $3,521,576 for the three months ended September 30, 2025 from $2,292,040 for the three months ended September 30, 2024. The increase was primarily the result of an options grant to employees and management working on research and development activities and an increase in clinical expenses.

Previous report

General and administrative expenses increased by $216,055, or 49%, to $653,066 for the three months ended September 30, 2025 from $437,011 for the three months ended September 30, 2024. The increase was primarily the result of an options grant to employees, management, and the board of directors.

Previous report

Research and development expenses increased by $2,836,178, or 42%, to $9,630,604 for the nine months ended September 30, 2025 from $6,794,426 for the nine months ended September 30, 2024. The increase was primarily the result of an options grant to employees and management working on research and development activities and an increase in clinical expenses.

Previous report

General and administrative expenses increased by $739,093, or 65%, to $1,872,323 for the nine months ended September 30, 2025 from $1,133,230 for the nine months ended September 30, 2024. The increase was primarily the result of an options grant to employees, management, and the board of directors.

Previous report

In September 2025, the remaining underwriter warrants were exercised resulting in the issuance of 20,174 shares of common stock and gross proceeds to the Company of $145,000.

Previous report

Between January 1, 2025 and September 30, 2025, the Company completed At The Market (“ATM”) offerings pursuant to its ATM agreement with H. C. Wainwright, in which it issued and sold a total of 621,674 shares of its common stock at an average offering price of $10.44 per share for gross proceeds of $6,492,994 and net proceeds of $6,308,784, after deducting underwriting discounts and commissions and offering expenses borne by the Company, which totaled $184,210.

Previous report

Between January 1, 2024 and September 30, 2024, the Company sold shares of its common stock pursuant to its ATM agreement with Jefferies, in which it issued and sold a total of 121,663 shares of its common stock at an average offering price of $15.96 per share for gross proceeds of $1,941,424 and net proceeds of $1,747,282, after deducting underwriting discounts and commissions and offering expenses borne by the Company, which totaled $194,142.

Previous report

Between October 1, 2025 and October 28, 2025, the Company completed At The Market (“ATM”) offerings pursuant to its ATM agreement with H. C. Wainwright, in which it issued and sold a total of 59,962 shares of its common stock at an average offering price of $10.53 per share for gross proceeds of $631,362 and net proceeds of $612,420, after deducting underwriting discounts and commissions and offering expenses borne by the Company, which totaled $18,942.
Reworded paragraphs (9)

Previous wording

In addition, our business and financial performance may be affected by the factors that are discussed under “Risk Factors” in the Annual Report on Form 10-K for the year ended December 31, 2024, filed on April 15, 2025. Moreover, we operate in a very competitive and rapidly changing environment. New risk factors emerge from time to time and it is not possible for us to predict all risk factors, nor can we assess the impact of all factors on our business or the extent to which any factor, or combination of factors, may cause actual results to differ materially from those contained in any forward-looking statements.

Current wording

In addition, our business and financial performance may be affected by the factors that are discussed under “Risk Factors” in the Annual Report on Form 10-K for the year ended December 31, 2025. Moreover, we operate in a very competitive and rapidly changing environment. New risk factors emerge from time to time and it is not possible for us to predict all risk factors, nor can we assess the impact of all factors on our business or the extent to which any factor, or combination of factors, may cause actual results to differ materially from those contained in any forward-looking statements.

Previous wording

To date, we have not generated any revenue and we have incurred net losses. Our net losses were approximately $15.8 million and $8.9 million for the years ended December 31, 2024 and 2023, respectively and $11.4 million and $7.7 million for the nine months ended September 30, 2025 and 2024, respectively.

Current wording

To date, we have not generated any revenue and we have incurred net losses. Our net losses were approximately $19.4 million and $17.4 million for the years ended December 31, 2025 and 2024, respectively and $5.7 million and $2.7 million for the three months ended March 31, 2026 and 2025, respectively.

Previous wording

We will require additional capital to meet our long-term operating requirements. We expect to raise additional capital through the sale of equity and/or debt securities; however, there is no assurance that we will be successful at raising additional capital in the future. If our plans are not achieved and/or if significant unanticipated events occur, we may have to further modify our business plan, which may require us to raise additional capital. As of September 30, 2025 and December 31, 2024, our principal source of liquidity was our cash, which totaled $3,806,978 and $4,091,990, respectively, and additional loans and accrued unreimbursed expenses from related parties. Historically, our principal sources of cash have included proceeds from the sale of common stock and preferred stock and related party loans. Our principal uses of cash have included cash used in operations. We expect that the principal uses of cash in the future will be for continuing operations, funding of research and development, including our clinical trials, and general working capital requirements.

Current wording

We will require additional capital to meet our long-term operating requirements. We expect to raise additional capital through the sale of equity and/or debt securities; however, there is no assurance that we will be successful at raising additional capital in the future. If our plans are not achieved and/or if significant unanticipated events occur, we may have to further modify our business plan, which may require us to raise additional capital. As of March 31, 2026 and December 31, 2025, our principal source of liquidity was our cash, which totalled $10,505,435 and $6,178,021, respectively, and additional loans and accrued unreimbursed expenses from related parties. Historically, our principal sources of cash have included proceeds from the sale of common stock and preferred stock and related party loans. Our principal uses of cash have included cash used in operations. We expect that the principal uses of cash in the future will be for continuing operations, funding of research and development, including our clinical trials, and general working capital requirements.

Previous wording

Cash Flow Activities for the Nine Months Ended September 30, 2025 and 2024

Current wording

Cash Flow Activities for the Three Months Ended March 31, 2026 and 2025

Previous wording

We incurred net losses of $11,435,485 and $7,748,590 during the nine month periods ended September 30, 2025 and 2024, respectively. The increase was primarily the result of an options grant to employees, management, and the board of directors and an increase in clinical expenses.

Current wording

We incurred net losses of $5,657,137 and $2,744,780 during the three month periods ended March 31, 2026 and 2025, respectively. The increase was primarily the result of an increasein accounts payable for clinical trial expenses.

Previous wording

Net cash used in operating activities was $6,738,796 for the nine months ended September 30, 2025 and $5,414,337 for the nine months ended September 30, 2024.

Current wording

Net cash used in operating activities was $4,702,498 for the three months ended March 31, 2026 and $1,834,454 for the three months ended March 31, 2025. The increase was primarily the result of an increase in clinical trial expenses.

Previous wording

We did not use or generate cash from investing activities during the nine months ended September 30, 2025 and 2024.

Current wording

We did not use or generate cash from investing activities during the three months ended March 31, 2026 and 2025.

Previous wording

On an ongoing basis, we evaluate our estimates and judgments, including those related to accrued expenses and stock-based compensation. We base our estimates on historical experience and on various other assumptions 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 and the reported amounts of expenses that are not readily apparent from other sources. Actual results could differ from those estimates, particularly given the significant social and economic disruptions and uncertainties associated with the ongoing coronavirus pandemic and the COVID-19 control responses.

Current wording

On an ongoing basis, we evaluate our estimates and judgments, including those related to accrued expenses and stock-based compensation. We base our estimates on historical experience and on various other assumptions 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 and the reported amounts of expenses that are not readily apparent from other sources. Actual results could differ from those estimates, particularly given the significant social and economic disruptions and uncertainties associated with the ongoing coronavirus pandemic and the COVID-19 control responses. There are no critical accounting policies or estimates for the year ended December 31, 2025 and three months ended March 31, 2026.

Previous wording

Subject to certain conditions set forth in the JOBS Act, as an “emerging growth company,” we intend to rely on certain of these exemptions, including, without limitation, (i) providing an auditor’s attestation report on our system of internal controls over financial reporting pursuant to Section 404(b) of the Sarbanes-Oxley Act and (ii) complying with any requirement that may be adopted by the Public Company Accounting Oversight Board (“PCAOB”) regarding mandatory audit firm rotation or a supplement to the auditor’s report providing additional information about the audit and the financial statements, known as the auditor discussion and analysis. We will remain an “emerging growth company” until the earliest of (i) the last day of the fiscal year in which we have total annual gross revenues of $1.07 billion or more; (ii) the last day of our fiscal year following the fifth anniversary of the date of the completion of our initial public offering; (iii) the date on which we have issued more than $1 billion in nonconvertible debt during the previous three years; or (iv) the date on which we are deemed to be a large accelerated filer under the rules of the SEC.

Current wording

Subject to certain conditions set forth in the JOBS Act, as an “emerging growth company,” we intend to rely on certain of these exemptions, when available to the Company, including, without limitation, (i) providing an auditor’s attestation report on our system of internal controls over financial reporting pursuant to Section 404(b) of the Sarbanes-Oxley Act and (ii) complying with any requirement that may be adopted by the Public Company Accounting Oversight Board (“PCAOB”) regarding mandatory audit firm rotation or a supplement to the auditor’s report providing additional information about the audit and the financial statements, known as the auditor discussion and analysis. We will remain an “emerging growth company” until the earliest of (i) the last day of the fiscal year in which we have total annual gross revenues of $1.07 billion or more; (ii) the last day of our fiscal year following the fifth anniversary of the date of the completion of our initial public offering; (iii) the date on which we have issued more than $1 billion in nonconvertible debt during the previous three years; or (iv) the date on which we are deemed to be a large accelerated filer under the rules of the SEC.
Rearranged previous paragraphs (1)

Previous report — wording carried elsewhere

Results of Operations for the Nine Months Ended September 30, 2025 and 2024