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 |
|---|---|---|---|---|---|---|---|
| Sep 30, 2026 | Oct 1 5:52 PM | Christine E SeidmanDirector | Grant/Award | 55.915 | — | 21,490.401(D) | View → |
| Sep 30, 2026 | Oct 1 5:50 PM | Surendralal Lanca KarsanbhaiDirector | Grant/Award | 111.83 | — | 5,667.012(D) | View → |
| Sep 30, 2026 | Oct 1 5:48 PM | Mary Ellen CoeDirector | Grant/Award | 206.455 | — | 32,419.866(D) | View → |
| Aug 12, 2026 | Aug 13 8:11 PM | Jennifer ZacharyEVP, General Counsel | Option Exercise | 54,927 | $117.89 | 0(D) | View → |
| Aug 5, 2026 | Aug 7 8:21 PM | David R. MaraldoEVP & Pres. MMD | Option Exercise | 18,706 | $87.10 | 5,374(D) | View → |
| Aug 5, 2026 | Aug 7 8:19 PM | David Michael WilliamsEVP,Chief Info&Digital Officer | Option Exercise | 52,847 | $77.62 | 0(D) | View → |
| Jun 30, 2026 | Jul 1 12:47 PM | Christine E SeidmanDirector | Grant/Award | 63.23 | — | 21,291.269(D) | View → |
| Jun 30, 2026 | Jul 1 12:44 PM | Surendralal Lanca KarsanbhaiDirector | Grant/Award | 126.459 | — | 5,518.802(D) | View → |
| Jun 30, 2026 | Jul 1 12:41 PM | Mary Ellen CoeDirector | Grant/Award | 233.463 | — | 31,999.102(D) | View → |
| May 29, 2026 | Jun 2 8:14 PM | Kathy J WardenDirector | Grant/Award | 1,853.1 | — | 17,890.292(D) | View → |
| May 29, 2026 | Jun 2 7:31 PM | Surendralal Lanca KarsanbhaiDirector | Grant/Award | 1,853.1 | — | 5,392.343(D) | View → |
| May 29, 2026 | Jun 2 6:26 PM | Mary Ellen CoeDirector | Grant/Award | 1,853.1 | — | 31,765.639(D) | View → |
| May 29, 2026 | Jun 2 6:21 PM | Inge G ThulinDirector | Grant/Award | 1,853.1 | — | 27,469.711(D) | View → |
| May 29, 2026 | Jun 2 6:19 PM | Christine E SeidmanDirector | Grant/Award | 1,853.1 | — | 21,228.039(D) | View → |
| May 29, 2026 | Jun 2 6:17 PM | Patricia F RussoDirector | Grant/Award | 1,853.1 | — | 62,390.752(D) | View → |
| May 29, 2026 | Jun 2 6:14 PM | Paul RothmanDirector | Grant/Award | 1,853.1 | — | 34,944.942(D) | View → |
| May 29, 2026 | Jun 2 6:11 PM | Stephen MayoDirector | Grant/Award | 1,853.1 | — | 14,824.52(D) | View → |
| May 29, 2026 | Jun 2 6:09 PM | Risa J Lavizzo-MoureyDirector | Grant/Award | 1,853.1 | — | 17,749.352(D) | View → |
| May 29, 2026 | Jun 2 6:05 PM | Thomas H GlocerDirector | Grant/Award | 1,853.1 | — | 110,911.759(D) | View → |
| May 29, 2026 | Jun 2 6:03 PM | Pamela J. CraigDirector | Grant/Award | 1,853.1 | — | 34,944.93(D) | View → |
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