Genprex, Inc. (GNPX) ownership: Top institutional holder: VANGUARD GROUP INC ($73239.00). Insider activity: Net Seller (0 buys, 20 sells). 3 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| VANGUARD GROUP INC | 433369.00 | $73239.00 | 2025-09-30 |
| GEODE CAPITAL MANAGEMENT, LLC | 33372.00 | $60403.00 | 2026-03-31 |
| MANCHESTER FINANCIAL INC | 20000.00 | $36200.00 | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 5950.00 | $10770.00 | 2026-03-31 |
| Mayflower Financial Advisors, LLC | 20000.00 | $10380.00 | 2026-06-30 |
| FNY Investment Advisers, LLC | 5000.00 | $9000.00 | 2026-03-31 |
| Tower Research Capital LLC (TRC) | 3280.00 | $5740.00 | 2025-12-31 |
| Cygnus Capital Advisors, LLC | 2195.00 | $4000.00 | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-04-14 | |
| Sell | null | 2026-04-14 | |
| Sell | null | 2026-02-27 | |
| Sell | null | 2026-02-27 | |
| Sell | null | 2025-12-22 | |
| Sell | null | 2025-12-22 | |
| Sell | null | 2025-12-22 | |
| Sell | null | 2025-12-22 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.