Williams David Michael - Insider Non-Derivative Transactions at Merck & Co., Inc. (MRK) - (SEC)

Updated on January 3, 2026.

According to recent SEC insider information filed on Nov 3, 2025, Williams David Michael's relationship to Merck & Co., Inc. (MRK) is Officer (EVP,Chief Info&Digital Officer), and currently has 24,578.03 shares of Common Stock.

The chart below shows the number of shares owned, and the table shows the recent insider transactions.

You can see similar information for other MRK insiders.

Related Topics: SEC Topic List.

Data Source: SEC.

Williams David Michael - Insider Non-Derivative Transactions of MRK Common Stock

Williams David Michael - Insider Non-Derivative Transactions at MRK

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Date	Transaction	No. of Shares	Price Per Share	Shares Owned After Transactions
Nov 4, 2025	Sell -- (Common Stock)	8614	83.59	24578.03
Aug 5, 2025	F -- (Common Stock)	8432	79.29	33013.47
Aug 5, 2025	M -- (Common Stock)	17119	79.29	41445.47
Feb 14, 2025	Sell -- (Common Stock)	6000	85.34	24123.32
Jan 28, 2025	Acquisition -- (Common Stock)	10246	97.94	30123.32
Feb 8, 2024	Sell -- (Common Stock)	1451	127.57	19811.67
Jan 23, 2024	Acquisition -- (Common Stock)	10196	119.43	21262.67
May 3, 2023	Sell -- (Common Stock)	7509	116.82	11058.96
May 3, 2023	M -- (Common Stock)	6035	56.04	18567.96
May 2, 2023	F -- (Common Stock)	198	115.47	12532.96
May 2, 2023	M -- (Common Stock)	577	115.47	12730.96
Feb 11, 2023	F -- (Common Stock)	413	106.72	12091.89
Feb 11, 2023	M -- (Common Stock)	1205	106.72	12504.89
Jan 24, 2023	Acquisition -- (Common Stock)	1745	109.88	11007.76