David C. Mun-Gavin - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
David C. Mun-Gavin is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days.
Profile
David C. Mun-Gavin serves as Director of GT Biopharma, Inc. (GTBP). Mun-Gavin has reported 1 insider filing with the SEC since 2025. The most recent filing was in September 2025.
| Role | Director |
|---|---|
| Notability | 26/100 |
Board memberships
- GT Biopharma, Inc.
Reported roles
- Director
Trading Pattern
InsiderAlpha's records for David C. Mun-Gavin go back to 2025: 1 primary Form 4 filing, an average of 0.5 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role David C. Mun-Gavin has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Director at GT Biopharma, Inc. (GTBP) - 1 filing, 2025
Most Active Insiders Right Now
David C. Mun-Gavin has no recent co-filers at the same companies, so here are the insiders with the largest open-market activity across the market in the last 90 days.
- MetLife Investment Management, LLC - $1600000.00B of FINS open-market activity in the last 90 days
- Magnetar Financial LLC - $16357.48B of CRWV open-market activity in the last 90 days
- Marianne Okland - $18.46B of STNG open-market activity in the last 90 days
- VisionWave Holdings, Inc. - $14.13B of SVRE open-market activity in the last 90 days
- Vanessa Allen Sutherland - $7.44B of PSX open-market activity in the last 90 days
- AI Alpine (Luxembourg) S.a.r.l. - $2.69B of INIO open-market activity in the last 90 days
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Charles A. Davis
- Deep Track Biotechnology Master Fund, Ltd.
- Robert E. Dixon
- Romeo R. Dizon
- Kevin Michael Donahue
- DONEGAL MUTUAL INSURANCE CO
- DORCHESTER MINERALS OPERATING LP
- Robert W. Duggan
Frequently Asked Questions
Who is David C. Mun-Gavin?
David C. Mun-Gavin serves as Director of GT Biopharma, Inc. (GTBP). Mun-Gavin has reported 1 insider filing with the SEC since 2025. The most recent filing was in September 2025.…
Where can I see all of David C. Mun-Gavin's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live David C. Mun-Gavin profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.