GT Biopharma, Inc. (GTBP)
SEC filings, insider trading & institutional ownership from EDGAR.
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Latest filings
10-K, 10-Q, 8-K, Form 4 & 13D/G. Sourced directly from SEC EDGAR
No filings are available yet.
Top holders
13F & 13D/G • latest quarter
| Holder | Filed | Value |
|---|---|---|
| Vanguard Capital Management | Aug 13, 2026 | $184.44M |
| GEODE CAPITAL MANAGEMENT, LLC | Aug 12, 2026 | $130.65M |
| NORTHERN TRUST CORP | Aug 13, 2026 | $36.95M |
| CITADEL ADVISORS LLC | May 15, 2026 | $27M |
| MORGAN STANLEY | Aug 13, 2026 | $11.05M |
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Data as of Oct 17, 2026Source: SEC EDGAR.