Brett Matthew Hall Immuneering Corp (IMRX) insider trading activity

Brett Matthew Hall is CHIEF SCIENTIFIC OFFICER of Immuneering Corp. Currently has a direct ownership of 374,198 shares of IMRX, which is worth approximately $2.19 Million. The most recent transaction as insider was on Sep 15, 2025, when has been sold 14,880 shares (Class A Common Stock) at a price of $1.43 per share, resulting in proceeds of $21,278. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 374K

4.14% 3M change

8.18% 12M change

Total Value Held $2.19 Million

Brett Matthew Hall Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Sep 15 2025	BUY Grant, award, or other acquisition	$21,278 $1.43 p/Share	14,880 Added 3.82%	374,198 Class A Common Stock
Jun 23 2025	BUY Open market or private purchase	$14,597 $2.43 p/Share	6,007 Added 1.64%	359,318 Class A Common Stock
Jun 20 2025	BUY Open market or private purchase	$20,020 $2.7 p/Share	7,415 Added 2.06%	353,311 Class A Common Stock
Mar 20 2024	BUY Open market or private purchase	$20,020 $2.86 p/Share	7,000 Added 1.98%	345,896 Class A Common Stock
Mar 15 2024	BUY Grant, award, or other acquisition	$10,061 $1.62 p/Share	6,211 Added 1.8%	338,896 Class A Common Stock
May 25 2022	BUY Open market or private purchase	$10,000 $3.92 p/Share	2,551 Added 0.76%	332,685 Class A Common Stock
Mar 23 2022	BUY Open market or private purchase	$8,305 $7.91 p/Share	1,050 Added 0.32%	330,134 Class A Common Stock
Dec 22 2021	BUY Grant, award, or other acquisition	-	322,691 Added 49.51%	329,084 Class A Common Stock
Aug 03 2021	BUY Open market or private purchase	$20,295 $15.0 p/Share	1,353 Added 17.47%	6,393 Class A Common Stock
Aug 03 2021	BUY Conversion of derivative security	-	5,040 Added 50.0%	5,040 Class A Common Stock

BMH

Brett Matthew Hall

CHIEF SCIENTIFIC OFFICER

Cambridge, MA

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