Merck & Co IncMRK

Insiders: 12
Buyers: 2
Sellers: 10
Transactions: 22

Review recent stock purchases and sales by executives and directors at Merck & Co Inc.

All Insider Trades for Merck & Co Inc

Name	Value	Action	Price	Current Price
Guindo ChirfiChief Marketing Officer $1M10k shares SellFeb 12, 2026 $121.46 --
Li Dean YExecutive VP & President, MRL $1M10.2k shares SellFeb 10, 2026 $117.52 --
Zachary JenniferEVP, General Counsel $5M38.8k shares SellFeb 9, 2026 $119.15 --
Guindo ChirfiChief Marketing Officer $1M10k shares SellFeb 9, 2026 $118.41 --
DeLuca Richard R.EVP&Pres, Merck Animal Heallth $5M37.7k shares SellFeb 6, 2026 $120.92 --
Oosthuizen Johannes JacobusPresident, U.S. Market $2M15k shares SellFeb 6, 2026 $121.87 --
Guindo ChirfiChief Marketing Officer $2M20k shares SellFeb 5, 2026 $121.88 --
Litchfield CarolineEVP & CFO $5M42k shares SellFeb 4, 2026 $119.61 --
Davis Robert MDirector, Officer: Chairman, CEO & President $4M32.5k shares SellFeb 4, 2026 $118.35 --
Li Dean YExecutive VP & President, MRL $2M15.1k shares SellFeb 4, 2026 $118.77 --
Davis Robert MDirector, Officer: Chairman, CEO & President $2M15k shares SellFeb 4, 2026 $117.38 --
Williams David MichaelEVP,Chief Info&Digital Officer $610k5k shares SellFeb 6, 2026 $121.91 --
Smart Dalton E. IIISVP Fin. - Global Controller $479k4k shares SellFeb 4, 2026 $119.68 --
Smart Dalton E. IIISVP Fin. - Global Controller $287k2.4k shares SellFeb 4, 2026 $119.68 --
Downing Cristal NChief Comm. & Public Afrs Ofcr $616k7.1k shares SellNov 10, 2025 $87.00 --
Williams David MichaelEVP,Chief Info&Digital Officer $720k8.6k shares SellNov 3, 2025 $83.59 --
Smart Dalton E. IIISVP Fin. - Global Controller $353k4.3k shares SellApr 25, 2025 $82.76 --
Oosthuizen Johannes JacobusPresident, U.S. Market $715k8.5k shares SellFeb 19, 2025 $84.09 --
Williams David MichaelEVP,Chief Info&Digital Officer $512k6k shares SellFeb 13, 2025 $85.34 --
Baker Douglas M JrDirector $1M15k shares BuyFeb 5, 2025 $88.50 --
Thulin Inge GDirector $250k2.8k shares BuyFeb 6, 2025 $88.25 --
Downing Cristal NChief Comm. & Public Afrs Ofcr $210k2.4k shares SellFeb 6, 2025 $88.76 --