Form 4 Tracker
Merck & Co., Inc.
MRK

66 insider filings · Latest: Jun 30, 2026

Common Stock Transactions
Txn DateAcceptedInsiderTypeSharesAvg PriceValueShares OwnedFiling
Feb 4, 2026Feb 4 9:38 PMDALTON SMART
Proposed Sale
6,400$119.68$765.9K

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Feb 4, 2026Feb 4 9:29 PMROBERT M. DAVIS
Proposed Sale
47,434$118.02$5.6M

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Feb 4, 2026Feb 4 9:27 PMDEAN LI
Proposed Sale
15,087$118.77$1.8M

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Feb 4, 2026Feb 4 9:26 PMCAROLINE A LITCHFIELD
Proposed Sale
41,997$119.61$5.0M

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Nov 10, 2025Nov 10 9:07 PMCRISTAL DOWNING
Proposed Sale
7,085$87.00$616.4K

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Nov 3, 2025Nov 3 9:09 PMDAVID WILLIAMS
Proposed Sale
8,614$83.59$720.0K

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Apr 25, 2025Apr 25 8:05 PMDALTON SMART
Proposed Sale
4,262$82.76$352.7K

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Feb 19, 2025Feb 19 10:09 PMJOHANNES JACOBUS OOSTHUIZEN
Proposed Sale
8,500$84.09$714.7K

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Feb 13, 2025Feb 13 9:10 PMDAVID WILLIAMS
Proposed Sale
6,000$85.34$512.1K

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Feb 6, 2025Feb 6 9:43 PMCRISTAL DOWNING
Proposed Sale
2,361$88.76$209.6K

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Stock Options & Derivatives
Txn DateAcceptedInsiderTypeSharesExercise PriceShares OwnedFiling
Jun 30, 2026Jul 1 12:47 PMChristine E SeidmanDirector
Grant/Award
63.2321,291.269(D)

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Jun 30, 2026Jul 1 12:44 PMSurendralal Lanca KarsanbhaiDirector
Grant/Award
126.4595,518.802(D)

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Jun 30, 2026Jul 1 12:41 PMMary Ellen CoeDirector
Grant/Award
233.46331,999.102(D)

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May 29, 2026Jun 2 8:14 PMKathy J WardenDirector
Grant/Award
1,853.117,890.292(D)

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May 29, 2026Jun 2 7:31 PMSurendralal Lanca KarsanbhaiDirector
Grant/Award
1,853.15,392.343(D)

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May 29, 2026Jun 2 6:26 PMMary Ellen CoeDirector
Grant/Award
1,853.131,765.639(D)

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May 29, 2026Jun 2 6:21 PMInge G ThulinDirector
Grant/Award
1,853.127,469.711(D)

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May 29, 2026Jun 2 6:19 PMChristine E SeidmanDirector
Grant/Award
1,853.121,228.039(D)

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May 29, 2026Jun 2 6:17 PMPatricia F RussoDirector
Grant/Award
1,853.162,390.752(D)

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May 29, 2026Jun 2 6:14 PMPaul RothmanDirector
Grant/Award
1,853.134,944.942(D)

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May 29, 2026Jun 2 6:11 PMStephen MayoDirector
Grant/Award
1,853.114,824.52(D)

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May 29, 2026Jun 2 6:09 PMRisa J Lavizzo-MoureyDirector
Grant/Award
1,853.117,749.352(D)

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May 29, 2026Jun 2 6:05 PMThomas H GlocerDirector
Grant/Award
1,853.1110,911.759(D)

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May 29, 2026Jun 2 6:03 PMPamela J. CraigDirector
Grant/Award
1,853.134,944.93(D)

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May 29, 2026Jun 2 5:57 PMDouglas M Baker JRDirector
Grant/Award
1,853.111,518.208(D)

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May 5, 2026May 7 4:18 PMJennifer ZacharyEVP, General Counsel
Grant/Award
47,376$113.1535,312(D)

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May 5, 2026May 7 4:14 PMDavid Michael WilliamsEVP,Chief Info&Digital Officer
Grant/Award
18,222$113.1513,582(D)

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May 5, 2026May 7 4:10 PMCaroline LitchfieldEVP & CFO
Grant/Award
62,474$113.1546,566(D)

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May 5, 2026May 7 4:07 PMDean Y LiExecutive VP & President, MRL
Grant/Award
78,092$113.1558,207(D)

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May 5, 2026May 7 4:03 PMBetty D LarsonEVP, Chief HR Officer
Grant/Award
31,237$113.1523,283(D)

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