• Live Feeds
    • Press Releases
    • Insider Trading
    • FDA Approvals
    • Analyst Ratings
    • Insider Trading
    • SEC filings
    • Market insights
  • Analyst Ratings
  • Alerts
  • Subscriptions
  • Settings
  • RSS Feeds
Quantisnow Logo
  • Live Feeds
    • Press Releases
    • Insider Trading
    • FDA Approvals
    • Analyst Ratings
    • Insider Trading
    • SEC filings
    • Market insights
  • Analyst Ratings
  • Alerts
  • Subscriptions
  • Settings
  • RSS Feeds
Dashboard
    Quantisnow Logo

    © 2025 quantisnow.com
    Democratizing insights since 2022

    Services
    Live news feedsRSS FeedsAlerts
    Company
    AboutQuantisnow PlusContactJobs
    Legal
    Terms of usePrivacy policyCookie policy

    SEC Form SC 13G/A filed by GT Biopharma Inc. (Amendment)

    3/2/22 9:28:02 PM ET
    $GTBP
    Biotechnology: Pharmaceutical Preparations
    Health Care
    Get the next $GTBP alert in real time by email
    SC 13G/A 1 bristol_13ga16-gt.htm AMENDMENT NO. 16

    UNITED STATES
    SECURITIES AND EXCHANGE COMMISSION
    Washington, D.C. 20549

     

    SCHEDULE 13G

     

    Under the Securities Exchange Act of 1934
    (Amendment No. 16)*

      

    GT Biopharma, Inc.

     

    (Name of Issuer)

     

    Common Stock

     

    (Title of Class of Securities)

     

    36254L100

     

    (CUSIP Number)

     

    Amy Wang, Esq.

    Bristol Capital Advisors, LLC

    662 N. Sepulveda Blvd., Suite 300, Los Angeles, CA 90049

    (310) 331-8485

     

    (Name, Address and Telephone Number of Person
    Authorized to Receive Notices and Communications)

     

    February 28, 2022

     

    (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)
    x  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. 36254L100

     

    1  

    NAME OF REPORTING PERSON
    I.R.S. Identification Nos. of above persons (entities only)


    Bristol Investment Fund, Ltd. 98-0335509

         
    2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
      (a)   o
      (b)   o
         
    3   SEC USE ONLY
       
       
         
    4   CITIZENSHIP OR PLACE OF ORGANIZATION
       
      Cayman Islands
           
      5   SOLE VOTING POWER
         
    NUMBER OF  

    0

     

           
    SHARES 6   SHARED VOTING POWER
    BENEFICIALLY    
    OWNED BY    
           
    EACH 7   SOLE DISPOSITIVE POWER
    REPORTING    
    PERSON  

    0

     

           
    WITH 8   SHARED DISPOSITIVE POWER
         
         
         
    9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
       
      0
         
    10   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES *
       o
         
    11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
        0%
         
    12   TYPE OF REPORTING PERSON
        CO

     

     

     2 

     

     

    CUSIP No. 36254L100

     

               
    1  

    NAME OF REPORTING PERSON
    I.R.S. Identification Nos. of above persons (entities only)


    Bristol Capital, LLC 95-4717240

         
    2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
      (a)   o
      (b)   o
         
    3   SEC USE ONLY
       
       
         
    4   CITIZENSHIP OR PLACE OF ORGANIZATION
       
      Delaware
           
      5   SOLE VOTING POWER
         
    NUMBER OF   0
           
    SHARES 6   SHARED VOTING POWER
    BENEFICIALLY    
    OWNED BY    
           
    EACH 7   SOLE DISPOSITIVE POWER
    REPORTING    
    PERSON  

    0

     

           
    WITH 8   SHARED DISPOSITIVE POWER
         
         
         
    9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
       
      0%
         
    10   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES *
       
      o
         
    11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
       
      0%
         
    12   TYPE OF REPORTING PERSON
      CO

     

     

     3 

     

     

    CUSIP No. 36254L100

     

               
    1  

    NAME OF REPORTING PERSON
    I.R.S. Identification Nos. of above persons (entities only)


    Paul L. Kessler

         
    2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
      (a)   o
      (b)   o
         
    3   SEC USE ONLY
       
       
         
    4   CITIZENSHIP OR PLACE OF ORGANIZATION
       
      United States
           
      5   SOLE VOTING POWER
         
    NUMBER OF   325,140
           
    SHARES 6   SHARED VOTING POWER
    BENEFICIALLY    
    OWNED BY    
           
    EACH 7   SOLE DISPOSITIVE POWER
    REPORTING    
    PERSON  

    325,140

     

           
    WITH 8   SHARED DISPOSITIVE POWER
         
         
         
    9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
       
      1.06%
         
    10   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES *
       
      o
         
    11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
       
      1.06%
         
    12   TYPE OF REPORTING PERSON
      IN

     

     

     4 

     

     

    CUSIP No. 36254L100

     

               
    1  

    NAME OF REPORTING PERSON
    I.R.S. Identification Nos. of above persons (entities only)


    Diana Derycz-Kessler

         
    2   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP
      (a)   ☐
      (b)   ☐
         
    3   SEC USE ONLY
       
         
    4   CITIZENSHIP OR PLACE OF ORGANIZATION
       
      United States
           
      5   SOLE VOTING POWER
         
    NUMBER OF   275,241
           
    SHARES 6   SHARED VOTING POWER
    BENEFICIALLY    
    OWNED BY    
           
    EACH 7   SOLE DISPOSITIVE POWER
    REPORTING    
    PERSON  

    275,241

     

           
    WITH 8   SHARED DISPOSITIVE POWER
         
         
         
    9   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
       
      0.8997%
         
    10   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES *
       
      ☐
         
    11   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
       
      0.8997%
         
    12   TYPE OF REPORTING PERSON
      IN

     

     

     5 

     

     

    CUSIP No. 36254L100

     

    The Reporting Persons named in Item 2 below are hereby jointly filing this Schedule 13G Amendment No. 16 (this “Statement”) because due to certain relationships among the Reporting Persons, such Reporting Persons may be deemed to beneficially own the same securities named in Item 4 below by one of the Reporting Persons. In accordance with Rule 13d-1(k)(1)(iii) promulgated pursuant to the Securities Exchange Act of 1934, as amended (the “Exchange Act”), the Reporting Persons named in Item 2 below have executed a written agreement relating to the joint filing of this Statement (the “Joint Filing Agreement”), a copy of which is attached hereto as Exhibit 1.

     

    ITEM 1.

     

      (a) Name of Issuer:

    GT Biopharma, Inc.

     

      (b) Address of Issuer's Principal Executive Offices:

    8000 Marina Blvd, Suite 100, Brisbane, CA 94005

    ITEM 2.

     

      (a) Name of Person(s) Filing (collectively, the “Reporting Persons”):

    Bristol Investment Fund, Ltd. (“Bristol Fund”), Bristol Capital, LLC (“Bristol Capital”), Paul L. Kessler and Diana Derycz-Kessler

     

      (b) Address of Principal Business Office, or if None, Residence:

    For Bristol Fund:

    Citco Trustees (Cayman) Limited, 89 Nexus Way, Camana Bay, PO Box 311063, Grand Cayman KY1-1205, Cayman Islands

     

    For Bristol Capital, Paul L. Kessler and Diana Derycz-Kessler:

    555 Marin Street, Suite 140, Thousand Oaks, CA 91360

     

      (c) Citizenship:

    For Bristol Fund: Cayman Islands

    For Bristol Capital: Delaware

    For Paul L. Kessler and Diana Derycz-Kessler: United States

     

      (d) Title of Class of Securities:

    Common Stock

     

      (e) CUSIP Number:

    36254L100

     

    ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO SS.240.13d-1(b) OR 240.13d-2(b) OR (c), CHECK WHETHER THE PERSON FILING IS A:

     

      (a) £ Broker or dealer registered under Section 15 of the Act (15 U.S.C.78o).
      (b) £ Bank as defined in Section 3(a)(6) of the Act (15 U.S.C. 78c).
      (c) £ Insurance company as defined in Section 3(a)(19) of the Act (15 U.S.C. 78c).
      (d) £ Investment company registered under Section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).
      (e) £ An investment adviser in accordance with ss.240.13d-1(b)(1)(ii)(E);
      (f) £ An employee benefit plan or endowment fund in accordance with ss.240.13d-1(b)(1)(ii)(F);
      (g) £ A parent holding company or control person in accordance with ss.240.13d-1(b)(1)(ii)(G);
      (h) £ A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
      (i) £ A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
      (j) £ Group, in accordance with ss.240.13d-1(b)(1)(ii)(J).

     

     

     6 

     

     

    ITEM 4. OWNERSHIP

     

    Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.

     

    (i) Bristol Investment Fund, Ltd.:

     

      (a) Amount beneficially owned: 0
           
      (b) Percent of class:  0%
           
      (c) Number of shares as to which such person has:
           
        (i) Sole power to vote or to direct the vote
          0
           
        (ii) Shared power to vote or to direct the vote
           
        (iii) Sole power to dispose or to direct the disposition of
    0
           
        (iv) Shared power to dispose or to direct the disposition of

     

     (ii) Bristol Capital, LLC:

     

      (a) Amount beneficially owned: 0
           
      (b) Percent of class:  0%
           
      (c) Number of shares as to which such person has:
           
        (i) Sole power to vote or to direct the vote
          0
           
        (ii) Shared power to vote or to direct the vote
           
        (iii) Sole power to dispose or to direct the disposition of
    0
           
        (iv) Shared power to dispose or to direct the disposition of

     

     (iii) Paul L. Kessler:

     

      (a) Amount beneficially owned: 325,140
           
      (b) Percent of class:  1.06%
           
      (c) Number of shares as to which such person has:
           
        (i) Sole power to vote or to direct the vote
          325,140
           
        (ii) Shared power to vote or to direct the vote
           
        (iii) Sole power to dispose or to direct the disposition of
    325,140
           
        (iv) Shared power to dispose or to direct the disposition of

     

     

     

     7 

     

     

    (iii) Diana Derycz-Kessler:

     

      (a) Amount beneficially owned: 275,241
           
      (b) Percent of class:  0.8997%
           
      (c) Number of shares as to which such person has:
           
        (i) Sole power to vote or to direct the vote
          275,241
           
        (ii) Shared power to vote or to direct the vote
           
        (iii) Sole power to dispose or to direct the disposition of
    275,241
           
        (iv) Shared power to dispose or to direct the disposition of

     

     

     INSTRUCTION. For computations regarding securities which represent a right to acquire an underlying security SEE ss.240.13d3(d)(1).

     

     ITEM 5. OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.

     

    If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following [X].

     

    INSTRUCTION: Dissolution of a group requires a response to this item.

      

     

    ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON.

     

    If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than five percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.

     

     

    ITEM 7. IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY.

     

    If a parent holding company or Control person has filed this schedule, pursuant to Rule 13d-1(b)(1)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company or control person has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.

     

     

    ITEM 8. IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP.

     

    If a group has filed this schedule pursuant to ss.240.13d-1(b)(1)(ii)(J), so indicate under Item 3(j) and attach an exhibit stating the identity and Item 3 classification of each member of the group. If a group has filed this schedule pursuant to ss.240.13d-1(c) or ss.240.13d-1(d), attach an exhibit stating the identity of each member of the group. 

     

     

    ITEM 9. NOTICE OF DISSOLUTION OF GROUP.

     

    Notice of dissolution of a group may be furnished as an exhibit stating the date of the dissolution and that all further filings with respect to transactions in the security reported on will be filed, if required, by members of the group, in their individual capacity. See Item 5.  

     

     

     8 

     

    ITEM 10. CERTIFICATIONS.

     

      (a) The following certification shall be included if the statement is filed pursuant to Rule 13d-1(b):
         
        "By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having such purpose or effect."
         
      (b) The following certification shall be included if the statement is filed pursuant to Rule 13d-1(c):
         
        "By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having such purpose or effect."

     

     

    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.

     

      February 28, 2022  
      (Date)  
         
      /s/ PAUL KESSLER  
      (Signature)  
         
      Paul Kessler, Director  
      (Name/Title)  

       

    The original statement shall be signed by each person on whose behalf the statement is filed or his authorized representative. If the statement is signed on behalf of a person by his authorized representative other than an executive officer or general partner of the filing person, evidence of the representative's authority to sign on behalf of such person shall be filed with the statement, provided, however, that a power of attorney for this purpose which is already on file with the Commission may be incorporated by reference. The name and any title of each person who signs the statement shall be typed or printed beneath his signature.

     

    NOTE: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See ss.240.13d-7 for other parties for whom copies are to be sent.

     

    Attention: Intentional misstatements or omissions of fact constitute Federal criminal violations (See 18 U.S.C. 1001)

     

     

     

     9 

     

     

     

    Exhibit 1

     

    JOINT FILING AGREEMENT

     

    Pursuant to Rule 13d-1(k)(1)(iii) of the Securities Exchange Act of 1934, each of the undersigned agrees that a single joint Schedule 13G and any amendments thereto (such Schedule 13G and any amendment thereto being referred to herein as a "Statement") may be filed on behalf of each of the undersigned with respect to the securities held by each of them in GT Biopharma, Inc.

     

    The undersigned further agree that each party hereto is responsible for the timely filing of such Statement, and for the accuracy and completeness of the information concerning such party contained therein; provided, however, that no party is responsible for the accuracy or completeness of the information concerning any other party, unless such party knows or has reason to believe that such information is inaccurate.

     

    IN WITNESS WHEREOF, the undersigned have executed this Agreement as of January 1, 2022.

     

    BRISTOL INVESTMENT FUND, LTD.

    /s/ Paul L. Kessler

    Title: Director

     

    BRISTOL CAPITAL, LLC

    /s/ Paul L. Kessler

    Title: Manager

     

    PAUL L. KESSLER

    /s/ Paul L. Kessler

     

    DIANA DERYCZ-KESSLER

    /s/ Diana Derycz-Kessler

     

     

     10 

     

     

     

    Get the next $GTBP alert in real time by email

    Chat with this insight

    Save time and jump to the most important pieces.

    Recent Analyst Ratings for
    $GTBP

    DatePrice TargetRatingAnalyst
    12/2/2024$11.00Buy
    ROTH MKM
    More analyst ratings

    $GTBP
    Financials

    Live finance-specific insights

    See more
    • Peter Derycz and Bristol Investment Fund Ltd. Issue Open Letter to Research Solutions, Inc. Shareholders

      Believe Urgent Change is Needed at Research Solutions to Address Underperformance, Poor Operational Execution, and Lack of Accountability Highlight that Since Roy Olivier Became Chief Executive Officer, Research Solutions' Share Price Has Declined More than 20% THOUSAND OAKS, Calif., Aug. 04, 2023 (GLOBE NEWSWIRE) -- Peter Derycz, Bristol Investment Fund Ltd. ("Bristol Fund") and certain of Bristol Fund's affiliates (collectively, the "Group"), who collectively beneficially own approximately 20% of Research Solutions, Inc.'s (NASDAQ:RSSS) outstanding shares, today issued an open letter from Mr. Derycz to RSSS shareholders regarding why change is needed at RSSS and the Group's intention t

      8/4/23 9:30:41 AM ET
      $GTBP
      $RSSS
      Biotechnology: Pharmaceutical Preparations
      Health Care
      Business Services
      Consumer Discretionary
    • GT BioPharma to Host a Management Update Conference Call

      BEVERLY HILLS, Calif., Nov. 24, 2021 /PRNewswire/ -- GT Biopharma, Inc. (the "Company") (NASDAQ:GTBP), a clinical stage immuno-oncology company focused on developing innovative therapeutics based on the Company's proprietary natural killer (NK) cell engager, TriKE® platform, today announced that Michael Breen, Executive Chairman and Dr. Greg Berk, President of R&D, Chief Medical Officer and Interim Chief Executive Officer will be hosting a Management Update Conference call on Tuesday, November 30th at 4:30PM Eastern Time. To join the live webcast of the call and view the accom

      11/24/21 4:05:00 PM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • GT Biopharma Provides Second Quarter 2021 Business Update

      BEVERLY HILLS, Calif., Aug. 13, 2021 /PRNewswire/ -- GT Biopharma, Inc. ("GT Biopharma" or the "Company") (NASDAQ:GTBP), a clinical stage immuno-oncology company focused on developing innovative therapeutics based on the Company's proprietary natural killer (NK) cell engager (TriKE®) protein biologic technology platform, today provided a general business update of events in the second quarter ending June 30, 2021. "I am pleased with the corporate and clinical development milestones that GT Biopharma continues to achieve throughout the first half of 2021," said Anthony J. Catal

      8/13/21 7:30:00 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $GTBP
    Press Releases

    Fastest customizable press release news feed in the world

    See more
    • GT Biopharma Advances GTB-3650 Phase 1 Trial to Cohort 2 Following Successful Initial Human Dosing and Evidence of Early Immune Activation Signals

      Following the formal safety review of Cohort 1, no safety or tolerability issues were observed, allowing the company to move forward with Cohort 2. The company plans on releasing more detailed results from Phase 1 later in 2025 following completion of additional dose cohorts. SAN FRANCISCO, CALIFORNIA, May 19, 2025 (GLOBE NEWSWIRE) -- GT Biopharma, Inc. (the "Company") (NASDAQ:GTBP), a clinical stage immuno-oncology company focused on developing innovative therapeutics based on the Company's proprietary TriKE® natural killer (NK) cell engager platform, today announced successful completion of dosing in Cohort 1 and subsequent initiation of dosing in Cohort 2 of its Phase 1 dose escalatio

      5/19/25 9:00:00 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • GT Biopharma Appoints New Member to its Board of Directors

      SAN FRANCISCO, CALIFORNIA, May 14, 2025 (GLOBE NEWSWIRE) -- GT Biopharma, Inc. (the "Company") (NASDAQ:GTBP), a clinical stage immuno-oncology company focused on developing innovative therapeutics based on the Company's proprietary TriKE® natural killer (NK) cell engager platform, today announced the appointment of Hilary Kramer to its Board of Directors. Mrs. Kramer will be replacing current board member Bruce Wendel, who is resigning his position. "We are delighted to welcome Hilary to the Board of Directors at this exciting time, and we look forward to leveraging her expertise as we continue to make great clinical progress with our NK engagers," said Michael Breen, Executive Chairman a

      5/14/25 7:00:00 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • GT Biopharma to Participate in the 10th Anniversary of the Innate Killer Summit

      SAN FRANCISCO, CALIFORNIA, March 04, 2025 (GLOBE NEWSWIRE) -- GT Biopharma, Inc. (the "Company") (NASDAQ:GTBP), a clinical stage immuno-oncology company focused on developing innovative therapeutics based on the Company's proprietary TriKE® natural killer (NK) cell engager platform, today announced that Jeffrey Miller, MD1 from the University of Minnesota Medical School2 will participate as an expert speaker at the 10th Anniversary of the Innate Killer Summit being held March 3-5, 2025 in San Diego, CA. 10th Anniversary of the Innate Killer Summit Title:Showcasing Advantages of Tri-Specific Killer Engagers to Turbocharge NK Recruitment & PotencyDate:Tuesday, March 4, 2025Time:1:30 pm PTP

      3/4/25 7:00:00 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $GTBP
    Analyst Ratings

    Analyst ratings in real time. Analyst ratings have a very high impact on the underlying stock. See them live in this feed.

    See more
    • ROTH MKM initiated coverage on GT Biopharma with a new price target

      ROTH MKM initiated coverage of GT Biopharma with a rating of Buy and set a new price target of $11.00

      12/2/24 10:00:20 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • HC Wainwright & Co. initiated coverage on GT Biopharma with a new price target

      HC Wainwright & Co. initiated coverage of GT Biopharma with a rating of Buy and set a new price target of $25.00

      5/24/21 6:11:36 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • B. Riley Securities initiated coverage on GT Biopharma with a new price target

      B. Riley Securities initiated coverage of GT Biopharma with a rating of Buy and set a new price target of $21.00

      4/13/21 6:45:30 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $GTBP
    SEC Filings

    See more
    • SEC Form 10-Q filed by GT Biopharma Inc.

      10-Q - GT Biopharma, Inc. (0000109657) (Filer)

      5/15/25 3:35:22 PM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • GT Biopharma Inc. filed SEC Form 8-K: Leadership Update

      8-K - GT Biopharma, Inc. (0000109657) (Filer)

      5/13/25 4:05:10 PM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • GT Biopharma Inc. filed SEC Form 8-K: Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Material Modification to Rights of Security Holders, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits

      8-K - GT Biopharma, Inc. (0000109657) (Filer)

      5/13/25 9:01:14 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $GTBP
    Insider Trading

    Insider transactions reveal critical sentiment about the company from key stakeholders. See them live in this feed.

    See more
    • SEC Form 4 filed by Chief Financial Officer Urban Alan Louis

      4 - GT Biopharma, Inc. (0000109657) (Issuer)

      10/21/24 9:13:40 PM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form 3 filed by new insider Urban Alan Louis

      3 - GT Biopharma, Inc. (0000109657) (Issuer)

      6/13/24 4:14:29 PM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form 4: Breen Michael Martin was granted 200,000 shares, increasing direct ownership by 30% to 856,218 units

      4 - GT Biopharma, Inc. (0000109657) (Issuer)

      8/15/23 7:29:58 PM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $GTBP
    Large Ownership Changes

    This live feed shows all institutional transactions in real time.

    See more
    • SEC Form SC 13G/A filed by GT Biopharma Inc. (Amendment)

      SC 13G/A - GT Biopharma, Inc. (0000109657) (Subject)

      5/23/24 8:31:08 PM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form SC 13G/A filed by GT Biopharma Inc. (Amendment)

      SC 13G/A - GT Biopharma, Inc. (0000109657) (Subject)

      2/14/24 2:46:25 PM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • SEC Form SC 13G filed by GT Biopharma Inc.

      SC 13G - GT Biopharma, Inc. (0000109657) (Subject)

      9/19/23 11:56:06 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care

    $GTBP
    Leadership Updates

    Live Leadership Updates

    See more
    • GT Biopharma Appoints New Member to its Board of Directors

      SAN FRANCISCO, CALIFORNIA, May 14, 2025 (GLOBE NEWSWIRE) -- GT Biopharma, Inc. (the "Company") (NASDAQ:GTBP), a clinical stage immuno-oncology company focused on developing innovative therapeutics based on the Company's proprietary TriKE® natural killer (NK) cell engager platform, today announced the appointment of Hilary Kramer to its Board of Directors. Mrs. Kramer will be replacing current board member Bruce Wendel, who is resigning his position. "We are delighted to welcome Hilary to the Board of Directors at this exciting time, and we look forward to leveraging her expertise as we continue to make great clinical progress with our NK engagers," said Michael Breen, Executive Chairman a

      5/14/25 7:00:00 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • GT Biopharma Appoints Manu Ohri as Chief Financial Officer

      BRISBANE, Calif., Feb. 18, 2022 /PRNewswire/ -- GT Biopharma, Inc. (NASDAQ:GTBP), a clinical stage immuno-oncology company focused on developing innovative therapeutics based on the Company's proprietary natural killer (NK) cell engager, TriKE® protein biologic technology platform, today announced the appointment of Manu Ohri, who joins the Company as its Chief Financial Officer (CFO) effective immediately. Mr. Ohri, an accomplished accounting and finance executive brings to GT Biopharma over 25 years of management, finance and public accounting experience in working with Boar

      2/18/22 7:30:00 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care
    • GT Biopharma Announces Executive Leadership Transition to Implement Next Phase of Strategic Journey

      BEVERLY HILLS, Calif., Nov. 8, 2021 /PRNewswire/ -- GT Biopharma, Inc. (the "Company") (NASDAQ:GTBP), a clinical stage immuno-oncology company focused on developing innovative therapeutics based on the Company's proprietary Tri-specific natural killer (NK) cell engager, TriKE® platform, today announced a restructuring of its executive management team. Mr. Anthony Cataldo, Chairman and Chief Executive Officer and Mr. Michael Handelman, Chief Financial Officer will both pursue other interests. The Board has appointed Dr. Gregory Berk as interim CEO, and Dr. Gavin Choy as acting CFO. Michael Breen has assumed the role of Executive Chairman of the Board, Chair of the Audit Committee and will ove

      11/8/21 7:30:00 AM ET
      $GTBP
      Biotechnology: Pharmaceutical Preparations
      Health Care