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    SEC Form SC 13G filed by Greenwich LifeSciences Inc.

    6/22/22 11:53:43 AM ET
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care
    Get the next $GLSI alert in real time by email
    SC 13G 1 formsc13g.htm

     

     

     

    UNITED STATES

    SECURITIES AND EXCHANGE COMMISSION

    Washington, D.C. 20549

     

    SCHEDULE 13G

    (Rule 13d-102)

     

    INFORMATION TO BE INCLUDED IN STATEMENTS FILED PURSUANT

    TO § 240.13d-1(b), (c), AND (d) AND AMENDMENTS THERETO FILED

    PURSUANT TO § 240.13d-2(b)

     

    UNDER THE SECURITIES EXCHANGE ACT OF 1934

    (Amendment No. )*

     

    Greenwich LifeSciences, Inc.

     

    (Name of Issuer)

     

    Common Stock, par value $0.001 per share

     

    (Title of Class of Securities)

     

    396879108

    (CUSIP Number)

     

    December 29, 2021

    (Date of Event which Requires Filing of this Statement)

     

    Check the appropriate box to designate the Rule pursuant to which this Schedule is filed:

     

      ☐ Rule 13d – 1(b)
      ☒ Rule 13d – 1(c)
      ☐ Rule 13d – 1(d)

     

    *The remainder of this cover page shall be filled out for a reporting person’s initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter disclosures provided in a prior cover page.

     

    The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

     

     

     

     

     

     

    CUSIP No. 396879108
      1.

    NAME OF REPORTING PERSON OR

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

     

    Michael Weiner

     
      2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
         
        (a) ☒
        (b) ☐
     
      3.

    SEC USE ONLY

     

     
      4.

    CITIZENSHIP OR PLACE OF ORGANIZATION

    USA

     

    NUMBER OF

    SHARES

    BENEFICIALLY

    OWNED BY

    EACH

    REPORTING

    PERSON WITH

    5.

    SOLE VOTING POWER

     

     
    6.

    SHARED VOTING POWER

    2,304,681

     
    7.

    SOLE DISPOSITIVE POWER

     

     
    8.

    SHARED DISPOSITIVE POWER

    2,304,681

     

      9.

    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    2,304,681

     
      10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) ☐
     
      11.

    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    17.7% (1)

     
      12.

    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

    IN

     

    (1) Based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -2-

     

     

    CUSIP No. 396879108
      1.

    NAME OF REPORTING PERSON OR

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

     

    Yosajo MA Trust 1

     
      2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
         
        (a) ☒
        (b) ☐
     
      3.

    SEC USE ONLY

     

     
      4.

    CITIZENSHIP OR PLACE OF ORGANIZATION

    TX

     

    NUMBER OF

    SHARES

    BENEFICIALLY

    OWNED BY

    EACH

    REPORTING

    PERSON WITH

    5.

    SOLE VOTING POWER

    105,662

     
    6.

    SHARED VOTING POWER

     

     
    7.

    SOLE DISPOSITIVE POWER

    105,662

     
    8.

    SHARED DISPOSITIVE POWER

     

     

      9.

    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    105,662

     
      10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) ☐
     
      11.

    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    0.8% (1)

     
      12.

    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

    OO

     

    (1) Based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -3-

     

     

    CUSIP No. 396879108
      1.

    NAME OF REPORTING PERSON OR

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

     

    Yosajo MA Trust 2

     
      2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
         
        (a) ☒
        (b) ☐
     
      3.

    SEC USE ONLY

     

     
      4.

    CITIZENSHIP OR PLACE OF ORGANIZATION

    TX

     

    NUMBER OF

    SHARES

    BENEFICIALLY

    OWNED BY

    EACH

    REPORTING

    PERSON WITH

    5.

    SOLE VOTING POWER

    105,632

     
    6.

    SHARED VOTING POWER

     

     
    7.

    SOLE DISPOSITIVE POWER

    105,632

     
    8.

    SHARED DISPOSITIVE POWER

     

     

      9.

    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    105,632

     
      10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) ☐
     
      11.

    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    0.8% (1)

     
      12.

    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

    OO

     

    (1) Based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -4-

     

     

    CUSIP No. 396879108
      1.

    NAME OF REPORTING PERSON OR

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

     

    Yosajo MA Trust 3

     
      2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
         
        (a) ☒
        (b) ☐
     
      3.

    SEC USE ONLY

     

     
      4.

    CITIZENSHIP OR PLACE OF ORGANIZATION

    TX

     

    NUMBER OF

    SHARES

    BENEFICIALLY

    OWNED BY

    EACH

    REPORTING

    PERSON WITH

    5.

    SOLE VOTING POWER

    94,812

     
    6.

    SHARED VOTING POWER

     

     
    7.

    SOLE DISPOSITIVE POWER

    94,812

     
    8.

    SHARED DISPOSITIVE POWER

     

     

      9.

    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    94,812

     
      10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) ☐
     
      11.

    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    0.7% (1)

     
      12.

    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

    OO

     

    (1) Based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -5-

     

     

    CUSIP No. 396879108
      1.

    NAME OF REPORTING PERSON OR

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

     

    Yosajo MI Trust 1

     
      2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
         
        (a) ☒
        (b) ☐
     
      3.

    SEC USE ONLY

     

     
      4.

    CITIZENSHIP OR PLACE OF ORGANIZATION

    TX

     

    NUMBER OF

    SHARES

    BENEFICIALLY

    OWNED BY

    EACH

    REPORTING

    PERSON WITH

    5.

    SOLE VOTING POWER

    94,763

     
    6.

    SHARED VOTING POWER

     

     
    7.

    SOLE DISPOSITIVE POWER

    94,763

     
    8.

    SHARED DISPOSITIVE POWER

     

     

      9.

    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    94,763

     
      10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) ☐
     
      11.

    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    0.7% (1)

     
      12.

    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

    OO

     

    (1) Based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -6-

     

     

    CUSIP No. 396879108
      1.

    NAME OF REPORTING PERSON OR

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

     

    Yosajo MI Trust 2

     
      2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
         
        (a) ☒
        (b) ☐
     
      3.

    SEC USE ONLY

     

     
      4.

    CITIZENSHIP OR PLACE OF ORGANIZATION

    TX

     

    NUMBER OF

    SHARES

    BENEFICIALLY

    OWNED BY

    EACH

    REPORTING

    PERSON WITH

    5.

    SOLE VOTING POWER

    94,751

     
    6.

    SHARED VOTING POWER

     

     
    7.

    SOLE DISPOSITIVE POWER

    94,751

     
    8.

    SHARED DISPOSITIVE POWER

     

     

      9.

    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    94,751

     
      10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) ☐
     
      11.

    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    0.7% (1)

     
      12.

    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

    OO

     

    (1) Based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -7-

     

     

    CUSIP No. 396879108
      1.

    NAME OF REPORTING PERSON OR

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

     

    Yosajo MI Trust 3

     
      2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
         
        (a) ☒
        (b) ☐
     
      3.

    SEC USE ONLY

     

     
      4.

    CITIZENSHIP OR PLACE OF ORGANIZATION

    TX

     

    NUMBER OF

    SHARES

    BENEFICIALLY

    OWNED BY

    EACH

    REPORTING

    PERSON WITH

    5.

    SOLE VOTING POWER

    105,554

     
    6.

    SHARED VOTING POWER

     

     
    7.

    SOLE DISPOSITIVE POWER

    105,554

     
    8.

    SHARED DISPOSITIVE POWER

     

     

      9.

    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    105,554

         
      10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) ☐
         
      11.

    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    0.8% (1)

         
      12.

    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

    OO

     

    (1) Based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -8-

     

     

    CUSIP No. 396879108
      1.

    NAME OF REPORTING PERSON OR

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

     

    WLUFMI Trust 1

     
      2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
         
        (a) ☒
        (b) ☐
     
      3.

    SEC USE ONLY

     

     
      4.

    CITIZENSHIP OR PLACE OF ORGANIZATION

    TX

     

    NUMBER OF

    SHARES

    BENEFICIALLY

    OWNED BY

    EACH

    REPORTING

    PERSON WITH

    5.

    SOLE VOTING POWER

    421,841

     
    6.

    SHARED VOTING POWER

     

     
    7.

    SOLE DISPOSITIVE POWER

    421,841

     
    8.

    SHARED DISPOSITIVE POWER

     

     

      9.

    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    421,841

     
      10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) ☐
     
      11.

    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    3.2% (1)

     
      12.

    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

    OO

     

    (1) Based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -9-

     

     

    CUSIP No. 396879108
      1.

    NAME OF REPORTING PERSON OR

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

     

    WLUFMI Trust 2

     
      2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
         
        (a) ☒
        (b) ☐
     
      3.

    SEC USE ONLY

     

     
      4.

    CITIZENSHIP OR PLACE OF ORGANIZATION

    TX

     

    NUMBER OF

    SHARES

    BENEFICIALLY

    OWNED BY

    EACH

    REPORTING

    PERSON WITH

    5.

    SOLE VOTING POWER

    424,816

     
    6.

    SHARED VOTING POWER

     

     
    7.

    SOLE DISPOSITIVE POWER

    424,816

     
    8.

    SHARED DISPOSITIVE POWER

     

     

      9.

    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    424,816

     
      10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) ☐
     
      11.

    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    3.3% (1)

     
      12.

    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

    OO

     

    (1) Based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -10-

     

     

    CUSIP No. 396879108
      1.

    NAME OF REPORTING PERSON OR

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

     

    WLUFMA Trust 1

     
      2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
         
        (a) ☒
        (b) ☐
     
      3.

    SEC USE ONLY

     

     
      4.

    CITIZENSHIP OR PLACE OF ORGANIZATION

    TX

     

    NUMBER OF

    SHARES

    BENEFICIALLY

    OWNED BY

    EACH

    REPORTING

    PERSON WITH

    5.

    SOLE VOTING POWER

    429,692

     
    6.

    SHARED VOTING POWER

     

     
    7.

    SOLE DISPOSITIVE POWER

    429,692

     
    8.

    SHARED DISPOSITIVE POWER

     

     

      9.

    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    429,692

     
      10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) ☐
     
      11.

    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    3.3% (1)

     
      12.

    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

    OO

     

    (1) Based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -11-

     

     

    CUSIP No. 396879108
      1.

    NAME OF REPORTING PERSON OR

    I.R.S. IDENTIFICATION NO. OF ABOVE PERSON

     

    WLUFMA Trust 2

     
      2. CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
         
        (a) ☒
        (b) ☐
     
      3.

    SEC USE ONLY

     

     
      4.

    CITIZENSHIP OR PLACE OF ORGANIZATION

    TX

     

    NUMBER OF

    SHARES

    BENEFICIALLY

    OWNED BY

    EACH

    REPORTING

    PERSON WITH

    5.

    SOLE VOTING POWER

    427,158

     
    6.

    SHARED VOTING POWER

     

     
    7.

    SOLE DISPOSITIVE POWER

    427,158

     
    8.

    SHARED DISPOSITIVE POWER

     

     

      9.

    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

    427,158

     
      10. CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES (SEE INSTRUCTIONS) ☐
     
      11.

    PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)

    3.3% (1)

     
      12.

    TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)

    OO

     

    (1) Based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -12-

     

     

    Item 1(a). Name of Issuer:
       
      Greenwich LifeSciences, Inc., a Delaware corporation (the “Issuer”)
       
    Item 1(b). Address of Issuer’s Principal Executive Offices:
       
      3992 Bluebonnet Dr., Building 14, Stafford, Texas 77477
       
    Item 2(a). Name of Person Filing.
       
     

    This statement is filed on behalf of Michael Weiner, an individual (the “Reporting Person”).

     

    Mr. Weiner is the trustee for the Yosajo MA Trust 1, Yosajo MA Trust 2, Yosajo MA Trust 3, Yosajo MI Trust 1, Yosajo MI Trust 2, Yosajo MI Trust 3, WLUFMI Trust 1, WLUFMI Trust 2, WLUFMA Trust 1 and WLUFMA Trust 2.

       
    Item 2(b). Address of Principal Business Office or, if None, Residence.
       
      The address for the Reporting Person is:
       
     

    Westport, CT 06880

       
    Item 2(c). Citizenship.
       
      USA
       
    Item 2(d). Title of Class of Securities.
       
      Common Stock
       
    Item 2(e). CUSIP Number.
       
      396879108
       
    Item 3. Type of Person.
       
      Not applicable.
       
    Item 4. Ownership.
       
     

    The information required by Items 4(a) – (c) is set forth in Rows (5) – (11) of the cover page for each of the Reporting Persons hereto, including footnotes, and is incorporated herein by reference for the Reporting Persons. The percentage set forth in Row (11) of the cover page for each of the Reporting Persons are calculated based on 13,000,357 shares of common stock disclosed by the Issuer as outstanding as of May 19, 2022, as reported on the Issuer’s Form 10-Q filed with the Securities and Exchange Commission on May 20, 2022.

     

    -13-

     

     

    Item 5. Ownership of Five Percent or Less of a Class.
       
      Not applicable.
       
    Item 6. Ownership of More than Five Percent on Behalf of Another Person.
       
      Not applicable.
       
    Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported by the Parent Holding Company.
       
      Not applicable.
       
    Item 8. Identification and Classification of Members of the Group.
       
      Not applicable.
       
    Item 9. Notice of Dissolution of Group.
       
      Not applicable.
       
    Item 10. Certifications.
       
      Not applicable

     

    -14-

     

     

    Signature

     

    After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

     

    Dated: June 22, 2022 Michael Weiner
      /s/ Michael Weiner

     

    -15-

     

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    Aegis Capital initiated coverage on Greenwich LifeSciences with a new price target

    Aegis Capital initiated coverage of Greenwich LifeSciences with a rating of Buy and set a new price target of $75.00

    1/27/21 6:00:07 AM ET
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $GLSI
    SEC Filings

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    Greenwich LifeSciences Inc. filed SEC Form 8-K: Submission of Matters to a Vote of Security Holders

    8-K - Greenwich LifeSciences, Inc. (0001799788) (Filer)

    12/18/25 4:30:41 PM ET
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care

    SEC Form 10-Q filed by Greenwich LifeSciences Inc.

    10-Q - Greenwich LifeSciences, Inc. (0001799788) (Filer)

    11/14/25 4:30:45 PM ET
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care

    SEC Form DEFA14A filed by Greenwich LifeSciences Inc.

    DEFA14A - Greenwich LifeSciences, Inc. (0001799788) (Filer)

    11/3/25 5:09:59 PM ET
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $GLSI
    Press Releases

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    How $594B in Precision Tech is Cracking the Metastatic Cancer Code

    Issued on behalf of Oncolytics Biotech Inc.  USANewsGroup.com News Commentary VANCOUVER, BC, Jan. 7, 2026 /PRNewswire/ -- The global cancer drugs market is surging toward $594.3 billion by 2035 as high-tech immunotherapies begin to replace traditional chemotherapy[1]. With response rates now exceeding 90% in some previously untreatable blood cancers, these platforms are demonstrating a unique ability to reactivate a patient's own immune system to fight back[2]. This fundamental shift toward "reprogramming" the body's defenses drives the investment case for Oncolytics Biotech Inc. (NASDAQ:ONCY), BriaCell Therapeutics Corp. (NASDAQ:BCTX) (TSX:BCT), Greenwich LifeSciences, Inc. (NASDAQ:GLSI), C

    1/7/26 10:32:00 AM ET
    $BCTX
    $CTOR
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Greenwich LifeSciences Extends Lock-up of Directors and Officers to September 30, 2026

    STAFFORD, Texas, Dec. 29, 2025 (GLOBE NEWSWIRE) -- Greenwich LifeSciences, Inc. (NASDAQ:GLSI) (the "Company"), a clinical-stage biopharmaceutical company focused on its Phase III clinical trial, FLAMINGO-01, which is evaluating Fast Track designated GLSI-100, an immunotherapy to prevent breast cancer recurrences, today announced that its Board of Directors has extended the lock-up of the shares owned by the Company's directors, officers, and existing pre-IPO investors to September 30, 2026 which is approximately 72 months from the date of the Company's IPO. During this period, current officers, directors and certain shareholders will not be able to sell their shares of the Company's common

    12/29/25 6:00:00 AM ET
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Greenwich LifeSciences Provides Additional Updates on FLAMINGO-01 and Corporate Strategy

    STAFFORD, Texas, Dec. 22, 2025 (GLOBE NEWSWIRE) -- Greenwich LifeSciences, Inc. (NASDAQ:GLSI) (the "Company"), a clinical-stage biopharmaceutical company focused on its Phase III clinical trial, FLAMINGO-01, which is evaluating Fast Track designated GLSI-100, an immunotherapy to prevent breast cancer recurrences, today provided additional updates on FLAMINGO-01 and the Company's corporate strategy. Corporate Strategy The Company recently attended a Noble Capital conference on December 3, 2025, where further details of the Company's FLAMINGO-01 clinical strategy, financing strategy, and partnering strategy were discussed in a fireside chat with the Noble analyst. The video is now availabl

    12/22/25 6:00:00 AM ET
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $GLSI
    Insider Trading

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    CEO and CFO Patel Snehal bought $91,848 worth of shares (4,300 units at $21.36), increasing direct ownership by 0.08% to 5,599,402 units (SEC Form 4)

    4 - Greenwich LifeSciences, Inc. (0001799788) (Issuer)

    1/5/26 6:06:39 AM ET
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care

    CEO and CFO Patel Snehal bought $63,017 worth of shares (2,900 units at $21.73), increasing direct ownership by 0.05% to 5,595,102 units (SEC Form 4)

    4 - Greenwich LifeSciences, Inc. (0001799788) (Issuer)

    1/2/26 6:05:38 AM ET
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care

    CEO and CFO Patel Snehal bought $51,742 worth of shares (4,100 units at $12.62), increasing direct ownership by 0.07% to 5,592,202 units (SEC Form 4)

    4 - Greenwich LifeSciences, Inc. (0001799788) (Issuer)

    12/19/25 6:05:37 AM ET
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $GLSI
    Large Ownership Changes

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    SEC Form SC 13G filed by Greenwich LifeSciences Inc.

    SC 13G - Greenwich LifeSciences, Inc. (0001799788) (Subject)

    6/22/22 11:53:43 AM ET
    $GLSI
    Biotechnology: Pharmaceutical Preparations
    Health Care