GT Biopharma, Inc. (GTBP) Historical Stock Prices
GT Biopharma, Inc. (GTBP) is a publicly traded company on the Nasdaq, categorized under SIC 2834 (Pharmaceutical Preparations). Access real-time SEC filings, 10-K annual reports, 10-Q quarterlies, 8-K current reports, PCAOB auditor history, and executive compensation disclosures.
Ticker: GTBP
CIK: 109657
Exchange: Nasdaq
SIC 2834: Pharmaceutical Preparations
Fiscal Year End: 12/31
State: DE
Independent PCAOB Auditor
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Audit Firm
Weinberg & Company, P.A.
Auditor SinceSince 12/31/2021 12:00:00 AM
Lead Engagement PartnerJohn Lucas
Audit LocationLos Angeles, California, United States
Latest SEC EDGAR Filings
Showing 10-K, 10-Q, 8-K, Form 4, and other SEC submissions| Form | Filing Date | Reporting Period | Description | Accession Number | Actions |
|---|---|---|---|---|---|
| DEF 14A | 2026-10-13 | 2026-10-13 | DEF 14A | 0001493152-26-046861 | View SEC Doc Filr Page |
| S-1 | 2026-10-09 | — | S-1 | 0001493152-26-046618 | View SEC Doc Filr Page |
| PRE 14A | 2026-10-02 | 2026-10-02 | PRE 14A | 0001493152-26-045611 | View SEC Doc Filr Page |
| D | 2026-09-29 | — | D Filing | 0000109657-26-000001 | View SEC Doc Filr Page |
| 8-K | 2026-09-25 | 2026-09-22 | 8-K | 0001493152-26-044309 | View SEC Doc Filr Page |
| 8-K | 2026-09-21 | 2026-09-18 | 8-K | 0001493152-26-043562 | View SEC Doc Filr Page |
| SCHEDULE 13G | 2026-09-15 | — | SCHEDULE 13G Filing | 0001213900-26-100247 | View SEC Doc Filr Page |
| 8-K | 2026-09-15 | 2026-09-14 | 8-K | 0001493152-26-042672 | View SEC Doc Filr Page |
| 8-K | 2026-09-03 | 2026-09-02 | 8-K | 0001493152-26-041333 | View SEC Doc Filr Page |
| 8-K | 2026-08-14 | 2026-08-14 | 8-K | 0001493152-26-038446 | View SEC Doc Filr Page |
| 10-Q | 2026-08-14 | 2026-06-30 | 10-Q | 0001493152-26-037988 | View SEC Doc Filr Page |
| DEF 14A | 2026-07-02 | 2026-07-02 | DEF 14A | 0001493152-26-031922 | View SEC Doc Filr Page |
| PRE 14A | 2026-06-18 | 2026-06-18 | PRE 14A | 0001493152-26-029362 | View SEC Doc Filr Page |
| 8-K | 2026-06-12 | 2026-06-08 | 8-K | 0001493152-26-028457 | View SEC Doc Filr Page |
| 8-K | 2026-05-22 | 2026-05-20 | 8-K | 0001493152-26-024913 | View SEC Doc Filr Page |
| 10-Q | 2026-05-15 | 2026-03-31 | 10-Q | 0001493152-26-023346 | View SEC Doc Filr Page |
| EFFECT | 2026-05-13 | — | EFFECT Filing | 9999999995-26-001620 | View SEC Doc Filr Page |
| 424B3 | 2026-05-13 | — | 424B3 | 0001493152-26-022795 | View SEC Doc Filr Page |
| CORRESP | 2026-05-11 | — | CORRESP Filing | 0001493152-26-022183 | View SEC Doc Filr Page |
| UPLOAD | 2026-05-06 | — | UPLOAD Filing | 0000000000-26-004634 | View SEC Doc Filr Page |
| S-1 | 2026-04-30 | — | S-1 | 0001493152-26-020697 | View SEC Doc Filr Page |
| 8-K | 2026-04-07 | 2026-04-03 | 8-K | 0001493152-26-015413 | View SEC Doc Filr Page |
| 10-Q/A | 2026-03-06 | 2025-06-30 | 10-Q/A | 0001493152-26-009127 | View SEC Doc Filr Page |
| 10-Q/A | 2026-03-06 | 2025-09-30 | 10-Q/A | 0001493152-26-009126 | View SEC Doc Filr Page |
| 10-K | 2026-03-02 | 2025-12-31 | 10-K | 0001493152-26-008443 | View SEC Doc Filr Page |