Track MRK and 10,000+ stocks
Create a free account to build watchlists, compare peers, and value any stock.
- Build and track watchlists
- Compare against peers
- Earnings & price alerts
No credit card required
Create a free account to build watchlists, compare peers, and value any stock.
No credit card required
Net $ Activity (12M)
−$72.01M
Open-Market Buy : Sell Events (12M)
0 : 35
Avg. Open-Market Price / Share (12M)
Buy-Sell$123.07
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| 04/29/26 | Litchfield CarolineEVP & CFO | Tax Withholding | 1,938 | $110.03 | $213.24K |
| 04/29/26 | Davis Robert MChairman, CEO & President, Director | Option Exercise | 13,300 | $110.03 | $1.46M |
| 04/29/26 | Davis Robert MChairman, CEO & President, Director | Tax Withholding | 6,551 | $110.03 | $720.81K |
| 04/29/26 | Oosthuizen Johannes JacobusEVP, Oncology & Int?l | Option Exercise | 1,377 | $110.03 | $151.51K |
| 04/29/26 | Oosthuizen Johannes JacobusEVP, Oncology & Int?l | Tax Withholding | 679 | $110.03 | $74.71K |
| 02/12/26 | Guindo ChirfiChief Marketing Officer | Sell | 10,000 | $121.46 | $1.21M |
| 02/10/26 | Li Dean YExecutive VP & President, MRL | Sell | 10,235 | $117.52 | $1.20M |
| 02/09/26 | Guindo ChirfiChief Marketing Officer | Sell | 10,000 | $118.41 | $1.18M |
| 02/09/26 | Zachary JenniferEVP, General Counsel | Option Exercise | 25,946 | $119.15 | $3.09M |
| 02/09/26 | Zachary JenniferEVP, General Counsel | Sell | 25,946 | $119.15 | $3.09M |
| 02/09/26 | Zachary JenniferEVP, General Counsel | Option Exercise | 56,792 | $119.15 | $6.77M |
| 02/09/26 | Zachary JenniferEVP, General Counsel | Sell | 56,792 | $119.15 | $6.77M |
| 02/09/26 | Zachary JenniferEVP, General Counsel | Option Exercise | 38,835 | $119.15 | $4.63M |
| 02/09/26 | Zachary JenniferEVP, General Counsel | Sell | 38,835 | $119.15 | $4.63M |
| 02/06/26 | Williams David MichaelEVP,Chief Info&Digital Officer | Option Exercise | 5,000 | $77.62 | $388.10K |
| 02/06/26 | Williams David MichaelEVP,Chief Info&Digital Officer | Sell | 5,000 | $121.91 | $609.52K |
| 02/06/26 | Oosthuizen Johannes JacobusPresident, U.S. Market | Sell | 15,000 | $121.87 | $1.83M |
| 02/06/26 | Deluca Richard R.EVP&Pres, Merck Animal Heallth | Sell | 37,685 | $120.92 | $4.56M |
| 02/05/26 | Guindo ChirfiChief Marketing Officer | Sell | 20,000 | $121.88 | $2.44M |
| 02/04/26 | Smart Dalton E. IiiSVP Fin. - Global Controller | Option Exercise | 4,000 | $62.07 | $248.28K |
| 02/04/26 | Smart Dalton E. IiiSVP Fin. - Global Controller | Sell | 4,000 | $119.68 | $478.70K |
| 02/04/26 | Smart Dalton E. IiiSVP Fin. - Global Controller | Sell | 2,400 | $119.68 | $287.22K |
| 02/04/26 | Litchfield CarolineEVP & CFO | Option Exercise | 41,997 | $53.06 | $2.23M |
| 02/04/26 | Litchfield CarolineEVP & CFO | Sell | 41,997 | $119.61 | $5.02M |
| 02/04/26 | Li Dean YExecutive VP & President, MRL | Option Exercise | 15,087 | $56.04 | $845.48K |
| 02/04/26 | Li Dean YExecutive VP & President, MRL | Sell | 15,087 | $118.77 | $1.79M |
| 02/04/26 | Davis Robert MChairman, CEO & President, Director | Sell | 14,972 | $117.38 | $1.76M |
| 02/04/26 | Davis Robert MChairman, CEO & President, Director | Sell | 32,462 | $118.35 | $3.84M |
| 01/26/26 | Zachary JenniferEVP, General Counsel | Award | 11,583 | $107.40 | $1.24M |
| 01/26/26 | Williams David MichaelEVP,Chief Info&Digital Officer | Award | 6,112 | $107.40 | $656.43K |
| 01/26/26 | Smart Dalton E. IiiSVP Fin. - Global Controller | Award | 1,066 | $107.40 | $114.49K |
| 01/26/26 | Romanelli JosephPresident, Human Health Int?l | Award | 5,703 | $107.40 | $612.50K |
| 01/26/26 | Oosthuizen Johannes JacobusPresident, U.S. Market | Award | 5,026 | $107.40 | $539.79K |
| 01/26/26 | Litchfield CarolineEVP & CFO | Award | 15,852 | $107.40 | $1.70M |
| 01/26/26 | Li Dean YExecutive VP & President, MRL | Award | 20,469 | $107.40 | $2.20M |
| 01/26/26 | Guindo ChirfiChief Marketing Officer | Award | 9,865 | $107.40 | $1.06M |
| 01/26/26 | Deluca Richard R.EVP&Pres, Merck Animal Heallth | Award | 12,264 | $107.40 | $1.32M |
| 01/26/26 | Davis Robert MChairman, CEO & President, Director | Award | 47,434 | $107.40 | $5.09M |
| 01/26/26 | Chattopadhyay SanatExe V-P & Pres. MMD | Award | 13,880 | $107.40 | $1.49M |
| 11/10/25 | Downing Cristal NChief Comm. & Public Afrs Ofcr | Sell | 7,085 | $87.00 | $616.39K |
| 11/03/25 | Williams David MichaelEVP,Chief Info&Digital Officer | Sell | 8,614 | $83.59 | $720.04K |
| 08/04/25 | Williams David MichaelEVP,Chief Info&Digital Officer | Option Exercise | 17,119 | $79.29 | $1.36M |
| 08/04/25 | Williams David MichaelEVP,Chief Info&Digital Officer | Tax Withholding | 8,432 | $79.29 | $668.57K |
| 08/04/25 | Guindo ChirfiChief Marketing Officer | Option Exercise | 36,903 | $79.29 | $2.93M |
| 08/04/25 | Guindo ChirfiChief Marketing Officer | Tax Withholding | 18,175 | $79.29 | $1.44M |