Genprex, Inc. is pre-IPO, so no insider Form 4 transactions have been filed yet. Once insiders begin reporting trades after the offering, they will appear on this page automatically.
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Updated Jul 16, 2026 · Last SEC filing 2026-04-15
Genprex, Inc. (GNPX) — no SEC Form 4 insider filings recorded in the last 90 days. 11 Form 8-K material event filings were reported by GNPX in the last 90 days. InsiderAlpha tracks every GNPX SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0001595248 |
|---|
| Form 8-K filings (90d) | 11 |
|---|---|
| Latest Form 4 filing | 2026-04-15 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| LONGNECKER BRENT M | Director | S — Open-market sale | 10 | $1.23 | $12 | SEC | |
| LONGNECKER BRENT M | Director | S — Open-market sale | 8 | $1.23 | $10 | SEC | |
| Confer Ryan M. | President, CEO and CFO | F — Tax withholding / forfeiture | 9.3K | $2.00 | $19K | SEC | |
| Berger Mark Stanley | Chief Medical Officer | F — Tax withholding / forfeiture | 7.2K | $2.00 | $14K | SEC | |
| Berger Mark Stanley | Chief Medical Officer | F — Tax withholding / forfeiture | 4.5K | $0.23 | $1K | SEC | |
| Confer Ryan M. | President, CEO and CFO | F — Tax withholding / forfeiture | 5.8K | $0.23 | $1K | SEC | |
| Moreno Toscano Jose Antonio | Director | A — Grant or award | 4.8K | $0.00 | — | SEC | |
| Berger Mark Stanley | Chief Medical Officer | A — Grant or award | 18.2K | $0.00 | — | SEC | |
| Confer Ryan M. | President, CEO and CFO | A — Grant or award | 29.4K | $0.00 | — | SEC | |
| Wilson William R Jr. | Director | A — Grant or award | 4.8K | $0.00 | — | SEC | |
| LONGNECKER BRENT M | Director | A — Grant or award | 4.8K | $0.00 | — | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Genprex, Inc. (GNPX). Updated in real time as new filings are submitted to the SEC.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in GNPX insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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