MRK Insider Activity

View recent SEC Form 4 insider transactions for MRK, including purchases, sales, option exercises, and other insider filings.

DateInsiderTypeQuantityPriceTotal ValueShares Owned
Aug 13, 2026Guindo ChirfiSale10,000$135.00$1,350,000.0036,613
Aug 12, 2026DeLuca Richard R.Sale11,099$131.61$1,460,770.47110,767
Aug 12, 2026DeLuca Richard R.Sale600$132.04$79,222.02110,167
Aug 12, 2026Zachary JenniferSale80,315$133.46$10,718,494.5545,509
Aug 12, 2026Zachary JenniferExercise13,433$84.71$1,137,909.43125,824
Aug 12, 2026Zachary JenniferExercise41,494$117.89$4,891,727.66112,391
Aug 11, 2026DeLuca Richard R.Sale7,410$131.33$973,164.93127,293
Aug 11, 2026DeLuca Richard R.Sale5,427$132.35$718,261.28121,866
Aug 10, 2026DeLuca Richard R.Sale20,784$130.43$2,710,950.65134,703
Aug 06, 2026DeLuca Richard R.Sale300$131.02$39,306.99155,487
Aug 06, 2026DeLuca Richard R.Sale805$131.02$105,472.39160,732
Aug 06, 2026DeLuca Richard R.Sale4,945$130.23$643,993.28155,787
Aug 06, 2026Guindo ChirfiSale15,000$131.00$1,965,000.0046,613
Aug 05, 2026Maraldo David R.Exercise2,686$84.71$227,531.0620,898
Aug 05, 2026Maraldo David R.Exercise9,709$87.10$845,653.9027,921
Aug 05, 2026Maraldo David R.Exercise6,311$73.73$465,310.0324,523
Aug 05, 2026Williams David MichaelExercise4,600$77.62$357,052.0036,316
Aug 05, 2026Williams David MichaelExercise34,705$73.73$2,558,799.6566,421
Aug 05, 2026Williams David MichaelExercise13,542$75.36$1,020,525.1245,258
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