Chirfi Guindo Merck & Co., Inc. (MRK) insider trading activity

Chirfi Guindo is Chief Marketing Officer of Merck & Co., Inc.. Currently has a direct ownership of 69,143 shares of MRK, which is worth approximately $6.19 Million. The most recent transaction as insider was on Jan 27, 2025, when has been sold 28,158 shares (Common Stock) at a price of $97.94 per share, resulting in proceeds of $2,757,794. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 69.1K

71.28% 3M change

239.74% 12M change

Total Value Held $6.19 Million

Chirfi Guindo Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jan 27 2025	BUY Grant, award, or other acquisition	$2,757,794 $97.94 p/Share	28,158 Added 28.94%	69,143 Common Stock
Aug 05 2024	SELL Payment of exercise price or tax liability	$2,005,862 $115.2 p/Share	17,412 Reduced 30.13%	40,369 Common Stock
Aug 05 2024	BUY Exercise of conversion of derivative security	$4,250,995 $115.2 p/Share	36,901 Added 38.97%	57,781 Common Stock
Aug 03 2023	SELL Payment of exercise price or tax liability	$1,901,437 $105.7 p/Share	17,989 Reduced 46.92%	20,352 Common Stock
Aug 03 2023	BUY Exercise of conversion of derivative security	$3,900,435 $105.7 p/Share	36,901 Added 49.04%	38,341 Common Stock

Also insider at

BIIB

BIOGEN INC. Healthcare

Head of Glob Prod Strat & Com

BEAM

Beam Therapeutics Inc. Healthcare

Chirfi Guindo

Chief Marketing Officer

Rahway, NJ

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