Brent M. Longnecker

CIK: 0001218777

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (50.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)2 (50.0%)

Compensation grants

Other (G, F, J, C, D, …)0 (0.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

GNPX

Genprex, Inc.

Director

Discretionary Trading P&L

Holdings

Transaction History (4 total)

GNPX
Genprex, Inc.
Apr 14, 2026
Sale(S)
Direct
8 shares at avg. $1.23$9.84
GNPX
Genprex, Inc.
Apr 14, 2026
Sale(S)
Indirect
10 shares at avg. $1.23$12.3
GNPX
Genprex, Inc.
Dec 22, 2025
Award(A)
Direct
9K shares-
GNPX
Genprex, Inc.
Dec 5, 2024
Award(A)
Direct
4.8K shares-

		Type	Shares	Price		Ownership
Apr 14, 2026	GNPX Genprex, Inc.	Sale(S)	8	$1.23	$10	Direct
Apr 14, 2026	GNPX Genprex, Inc.	Sale(S)	10	$1.23	$12	Indirect
Dec 22, 2025	GNPX Genprex, Inc.	Award(A)	9,000	-	-	Direct
Dec 5, 2024	GNPX Genprex, Inc.	Award(A)	4,750	-	$0	Direct

1-4 of 4 transactions

About LONGNECKER BRENT M

LONGNECKER BRENT M (SEC CIK 0001218777) files insider reports with the SEC as Director of Genprex, Inc. (GNPX).

Signal8 holds 3 ownership filings by LONGNECKER BRENT M, all Form 4s, filed between Dec 6, 2024 and Apr 15, 2026. Those filings report 4 transactions, from Dec 5, 2024 to Apr 14, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on LONGNECKER BRENT M's filings is in AUSTIN, TX.

Recent filings by LONGNECKER BRENT M

Apr 14, 2026: Open-market sales of GNPX shares (2 lines, Form 4, code S).
Dec 22, 2025: Grant or award of GNPX shares (Form 4, code A).
Dec 5, 2024: Grant or award of GNPX shares (Form 4, code A).

Other insiders filing for Genprex, Inc. (GNPX)

Berger Mark Stanley, Chief Medical Officer
Confer Ryan M., President, CEO and CFO
Moreno Toscano Jose Antonio, Director
Wilson William R Jr., Director

How to read Form 4 transaction codes