Merck & Co., Inc.
MRK
76 insider filings · Latest: Sep 30, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Feb 4, 2026 | Feb 4 9:27 PM | DEAN LI | Proposed Sale | 15,087 | $118.77 | $1.8M | — | View → |
| Feb 4, 2026 | Feb 4 9:26 PM | CAROLINE A LITCHFIELD | Proposed Sale | 41,997 | $119.61 | $5.0M | — | View → |
| Nov 10, 2025 | Nov 10 9:07 PM | CRISTAL DOWNING | Proposed Sale | 7,085 | $87.00 | $616.4K | — | View → |
| Nov 3, 2025 | Nov 3 9:09 PM | DAVID WILLIAMS | Proposed Sale | 8,614 | $83.59 | $720.0K | — | View → |
| Apr 25, 2025 | Apr 25 8:05 PM | DALTON SMART | Proposed Sale | 4,262 | $82.76 | $352.7K | — | View → |
| Feb 19, 2025 | Feb 19 10:09 PM | JOHANNES JACOBUS OOSTHUIZEN | Proposed Sale | 8,500 | $84.09 | $714.7K | — | View → |
| Feb 13, 2025 | Feb 13 9:10 PM | DAVID WILLIAMS | Proposed Sale | 6,000 | $85.34 | $512.1K | — | View → |
| Feb 6, 2025 | Feb 6 9:43 PM | CRISTAL DOWNING | Proposed Sale | 2,361 | $88.76 | $209.6K | — | View → |
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Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| May 29, 2026 | Jun 2 5:57 PM | Douglas M Baker JRDirector | Grant/Award | 1,853.1 | — | 11,518.208(D) | View → |
| May 5, 2026 | May 7 4:18 PM | Jennifer ZacharyEVP, General Counsel | Grant/Award | 47,376 | $113.15 | 35,312(D) | View → |
| May 5, 2026 | May 7 4:14 PM | David Michael WilliamsEVP,Chief Info&Digital Officer | Grant/Award | 18,222 | $113.15 | 13,582(D) | View → |
| May 5, 2026 | May 7 4:10 PM | Caroline LitchfieldEVP & CFO | Grant/Award | 62,474 | $113.15 | 46,566(D) | View → |
| May 5, 2026 | May 7 4:07 PM | Dean Y LiExecutive VP & President, MRL | Grant/Award | 78,092 | $113.15 | 58,207(D) | View → |
| May 5, 2026 | May 7 4:03 PM | Betty D LarsonEVP, Chief HR Officer | Grant/Award | 31,237 | $113.15 | 23,283(D) | View → |
| May 5, 2026 | May 7 3:56 PM | Richard R. DelucaEVP&Pres, Merck Animal Heallth | Grant/Award | 46,855 | $113.15 | 34,924(D) | View → |
| May 5, 2026 | May 7 3:52 PM | Robert M DavisDirector, Chairman, CEO & President | Grant/Award | 187,421 | $113.15 | 139,697(D) | View → |
| May 5, 2026 | May 7 3:48 PM | Brian FoardEVP, Specialty, Pharma, & ID | Grant/Award | 77,000 | $113.15 | 31,044(D) | View → |
| May 5, 2026 | May 7 3:45 PM | David R. MaraldoEVP & Pres. MMD | Grant/Award | 29,155 | $113.15 | 21,731(D) | View → |
| May 5, 2026 | May 7 3:42 PM | Johannes Jacobus OosthuizenEVP, Oncology & Int?l | Grant/Award | 41,649 | $113.15 | 31,044(D) | View → |
| May 5, 2026 | May 7 3:39 PM | Dalton E. Smart IIISVP Fin. - Global Controller | Grant/Award | 7,343 | $113.15 | 5,045(D) | View → |
| May 5, 2026 | May 7 3:36 PM | Chirfi GuindoEVP, Access, Policy & Comms | Grant/Award | 26,030 | $113.15 | 19,402(D) | View → |
| May 2, 2026 | May 5 5:51 PM | Dalton E. Smart IIISVP Fin. - Global Controller | Option Exercise | 383 | — | 0(D) | View → |
| May 2, 2026 | May 5 5:47 PM | David R. MaraldoEVP & Pres. MMD | Option Exercise | 552 | — | 0(D) | View → |
| Apr 29, 2026 | May 1 10:54 PM | Chirfi GuindoEVP, Access, Policy & Comms | Option Exercise | 1,967 | — | 3,935(D) | View → |
| Apr 29, 2026 | May 1 10:32 PM | Sanat ChattopadhyayExe V-P & Pres. MMD | Option Exercise | 2,597 | — | 5,194(D) | View → |
| Apr 29, 2026 | May 1 10:20 PM | Richard R. DelucaEVP&Pres, Merck Animal Heallth | Option Exercise | 2,518 | — | 5,037(D) | View → |
| Apr 29, 2026 | May 1 9:56 PM | David Michael WilliamsEVP,Chief Info&Digital Officer | Option Exercise | 1,377 | — | 2,755(D) | View → |
| Apr 30, 2026 | May 1 9:55 PM | Dalton E. Smart IIISVP Fin. - Global Controller | Option Exercise | 464 | — | 465(D) | View → |