GTBP insider transaction filings
GT Biopharma, Inc. — 6 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2025-09-08. Screen GTBP transaction legs live →
Insider transaction summary — last 90 days
No Form 4 filings for GTBP between 2026-06-24 and 2026-09-22. The table below lists the most recent filings on record.
Recent Form 4 filings — GT Biopharma, Inc.
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2025-09-08 | 4 | URBAN ALAN LOUIS — Chief Financial Officer | Grant/award (A): 50,000 (derivative) @ $0 · Grant/award (A): 50,000 (derivative) @ $0 | EDGAR |
| 2025-09-08 | 4 | Mun-Gavin David C. — Director | Grant/award (A): 31,250 (derivative) @ $0 | EDGAR |
| 2025-09-08 | 4 | Kramer Hilary — Director | Grant/award (A): 31,250 (derivative) @ $0 | EDGAR |
| 2025-09-08 | 4 | CASAMENTO CHARLES J — Director | Grant/award (A): 62,500 (derivative) @ $0 | EDGAR |
| 2025-09-08 | 4 | Breen Michael Martin — CEO and Director, Director | Grant/award (A): 100,000 (derivative) @ $0 · Grant/award (A): 100,000 (derivative) @ $0 · Grant/award (A): 100,000 (derivative) @ $0 | EDGAR |
| 2024-10-21 | 4 | URBAN ALAN LOUIS — Chief Financial Officer | Grant/award (A): 23,335 (derivative) @ $0 | EDGAR |
Recent 8-K events — GT Biopharma, Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-09-21 | 8-K | 1.01 — Entry into a Material Definitive Agreement 3.02 — Unregistered Sales of Equity Securities 3.03 — Material Modification to Rights of Security Holders 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-09-15 | 8-K | 1.01 — Entry into a Material Definitive Agreement 3.02 — Unregistered Sales of Equity Securities 3.03 — Material Modification to Rights of Security Holders 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-09-03 | 8-K | 3.03 — Material Modification to Rights of Security Holders 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 8.01 — Other Events 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-08-14 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-12 | 8-K | 5.03 — Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-22 | 8-K | 3.01 — Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-04-07 | 8-K | 1.01 — Entry into a Material Definitive Agreement 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-02 | 8-K | 4.02 — Non-Reliance on Previously Issued Financial Statements or a Related Audit Report or Completed Interim Review 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-26 | 8-K | 3.01 — Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-14 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
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