Michael J Rossi Y M Abs Therapeutics, Inc. (YMAB) insider trading activity

Michael J Rossi is PRESIDENT & CEO of Y-mAbs Therapeutics, Inc.. Currently has a direct ownership of 0 shares of YMAB, which is worth approximately $0. The most recent transaction as insider was on Sep 16, 2025, when has been sold 129,101 shares (Common Stock) at a price of $0.0 per share, resulting in proceeds of $0. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 0

100.0% 3M change

100.0% 12M change

Total Value Held $0

Michael J Rossi Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Sep 16 2025	SELL Sale (or disposition) back to the issuer	-	129,101 Reduced 100.0%	0 Common Stock
Sep 16 2025	SELL Disposition due to a tender of shares in a change of control transaction	$68,645 $8.6 p/Share	7,982 Reduced 100.0%	0 Common Stock
Mar 07 2025	SELL Open market or private sale	$20,368 $5.2 p/Share	3,917 Reduced 2.78%	137,083 Common Stock
Jan 17 2025	BUY Grant, award, or other acquisition	-	105,300 Added 42.75%	141,000 Common Stock
Feb 12 2024	BUY Grant, award, or other acquisition	-	35,700 Added 50.0%	35,700 Common Stock

Also insider at

MIR

Mirion Technologies, Inc. Industrials

Medical Group President

MJR

Michael J Rossi

PRESIDENT & CEO

Atlanta, GA

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