Jonathan P. Foster Moleculin Biotech, Inc. (MBRX) insider trading activity

Jonathan P. Foster is EVP & CFO of Moleculin Biotech, Inc.. Currently has a direct ownership of 303,189 shares of MBRX, which is worth approximately $130,371. The most recent transaction as insider was on Nov 04, 2025, when has been sold 5,023 shares (Common Stock) at a price of $0.5 per share, resulting in proceeds of $2,511. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 303K

5.43% 3M change

2568.21% 12M change

Total Value Held $130,371

Jonathan P. Foster Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Nov 04 2025	SELL Exercise of conversion of derivative security	$2,511 $0.5 p/Share	5,023 Reduced 1.63%	303,189 Common Stock
Nov 04 2025	BUY Exercise of conversion of derivative security	-	20,625 Added 6.27%	308,212 Common Stock
Jun 23 2025	BUY Open market or private purchase	$99,999 $0.37 p/Share	270,270 Added 48.45%	287,587 Common Stock
Jun 22 2025	SELL Payment of exercise price or tax liability	$284 $0.27 p/Share	1,054 Reduced 5.74%	17,317 Common Stock
Jun 22 2025	BUY Exercise of conversion of derivative security	-	4,328 Added 19.07%	18,371 Common Stock
Jun 20 2025	SELL Payment of exercise price or tax liability	$178 $0.27 p/Share	661 Reduced 4.5%	14,043 Common Stock
Jun 20 2025	BUY Exercise of conversion of derivative security	-	2,711 Added 15.57%	14,704 Common Stock

Jun 16 2025	SELL Payment of exercise price or tax liability	$140 $0.69 p/Share	203 Reduced 1.66%	11,993 Common Stock
Jun 16 2025	BUY Exercise of conversion of derivative security	-	833 Added 6.39%	12,196 Common Stock
Jun 22 2024	SELL Payment of exercise price or tax liability	$3,938 $3.74 p/Share	1,053 Reduced 8.48%	11,363 Common Stock
Jun 22 2024	BUY Exercise of conversion of derivative security	-	4,329 Added 25.85%	12,416 Common Stock
Jun 20 2024	SELL Payment of exercise price or tax liability	$2,404 $3.78 p/Share	636 Reduced 7.29%	8,087 Common Stock
Jun 20 2024	BUY Exercise of conversion of derivative security	-	2,712 Added 23.72%	8,723 Common Stock
Jun 16 2024	SELL Payment of exercise price or tax liability	$811 $4.14 p/Share	196 Reduced 3.16%	6,011 Common Stock
Jun 16 2024	BUY Exercise of conversion of derivative security	-	834 Added 11.84%	6,207 Common Stock
Dec 26 2023	BUY Open market or private purchase	$20,000 $0.69 p/Share	28,986 Added 26.46%	80,556 Common Stock
Jun 20 2023	SELL Payment of exercise price or tax liability	$5,515 $0.57 p/Share	9,676 Reduced 15.8%	51,570 Common Stock
Jun 20 2023	BUY Exercise of conversion of derivative security	-	40,667 Added 39.9%	61,246 Common Stock
Jun 16 2023	SELL Payment of exercise price or tax liability	$1,735 $0.57 p/Share	3,044 Reduced 12.89%	20,579 Common Stock
Jun 16 2023	BUY Exercise of conversion of derivative security	-	12,500 Added 34.6%	23,623 Common Stock
Jun 16 2022	SELL Payment of exercise price or tax liability	$4,049 $1.33 p/Share	3,044 Reduced 21.49%	11,123 Common Stock
Jun 16 2022	BUY Exercise of conversion of derivative security	-	12,500 Added 46.87%	14,167 Common Stock

Also insider at

VLCN

Volcon, Inc. Consumer Cyclical

Director

JPF