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Merck & Co

MRK ManufacturingChemicals
Transactions reported in official disclosures

Price with disclosed trades

Daily closes, past year · marks sit on transaction dates, sized by value

52 trades

Reporting person Filed Transaction Transaction value Source
Williams David Michael EVP,chief Info&digital Officer Aug 7, 2026 2-day lag Exercise Aug 5, 2026 $0 Filed shares x price SEC Form 4 View filing
Williams David Michael EVP,chief Info&digital Officer Aug 7, 2026 2-day lag Exercise Aug 5, 2026 $0 Filed shares x price SEC Form 4 View filing
Williams David Michael EVP,chief Info&digital Officer Aug 7, 2026 2-day lag Sale Aug 5, 2026 $4.47M Filed shares x price SEC Form 4 View filing
Williams David Michael EVP,chief Info&digital Officer Aug 7, 2026 2-day lag Exercise Aug 5, 2026 $357.05K Filed shares x price SEC Form 4 View filing
Williams David Michael EVP,chief Info&digital Officer Aug 7, 2026 2-day lag Exercise Aug 5, 2026 $2.56M Filed shares x price SEC Form 4 View filing
Williams David Michael EVP,chief Info&digital Officer Aug 7, 2026 2-day lag Sale Aug 5, 2026 $1.74M Filed shares x price SEC Form 4 View filing
Guindo Chirfi EVP, Access, Policy & Comms Aug 7, 2026 1-day lag Sale Aug 6, 2026 $1.97M Filed shares x price SEC Form 4 View filing
Seidman Christine E Director Jul 1, 2026 1-day lag Award Jun 30, 2026 $8.13K Filed shares x price SEC Form 4 View filing
Karsanbhai Surendralal Lanca Director Jul 1, 2026 1-day lag Award Jun 30, 2026 $16.25K Filed shares x price SEC Form 4 View filing
Coe Mary Ellen Director Jul 1, 2026 1-day lag Award Jun 30, 2026 $30K Filed shares x price SEC Form 4 View filing
Warden Kathy J Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Seidman Christine E Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Coe Mary Ellen Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Thulin Inge G Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Russo Patricia F Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Lavizzo-mourey Risa J Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Rothman Paul Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Baker Douglas M Jr Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Craig Pamela J. Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Karsanbhai Surendralal Lanca Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Glocer Thomas H Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Mayo Stephen Director Jun 2, 2026 4-day lag Award May 29, 2026 $220K Filed shares x price SEC Form 4 View filing
Williams David Michael EVP,chief Info&digital Officer
Exercise
Calculated transaction value
$0 34,705 shares @ $0
Traded
Aug 5, 2026
Filed
Aug 7, 2026
SEC Form 4
View filing Trade details
Williams David Michael EVP,chief Info&digital Officer
Exercise
Calculated transaction value
$0 4,600 shares @ $0
Traded
Aug 5, 2026
Filed
Aug 7, 2026
SEC Form 4
View filing Trade details
Williams David Michael EVP,chief Info&digital Officer
Sale
Calculated transaction value
$4.47M 34,705 shares @ $128.77
Traded
Aug 5, 2026
Filed
Aug 7, 2026
SEC Form 4
View filing Trade details
Williams David Michael EVP,chief Info&digital Officer
Exercise
Calculated transaction value
$357.05K 4,600 shares @ $77.62
Traded
Aug 5, 2026
Filed
Aug 7, 2026
SEC Form 4
View filing Trade details
Williams David Michael EVP,chief Info&digital Officer
Exercise
Calculated transaction value
$2.56M 34,705 shares @ $73.73
Traded
Aug 5, 2026
Filed
Aug 7, 2026
SEC Form 4
View filing Trade details
Williams David Michael EVP,chief Info&digital Officer
Sale
Calculated transaction value
$1.74M 13,542 shares @ $128.77
Traded
Aug 5, 2026
Filed
Aug 7, 2026
SEC Form 4
View filing Trade details
Guindo Chirfi EVP, Access, Policy & Comms
Sale
Calculated transaction value
$1.97M 15,000 shares @ $131
Traded
Aug 6, 2026
Filed
Aug 7, 2026
SEC Form 4
View filing Trade details
Seidman Christine E Director
Award
Calculated transaction value
$8.13K 63.23 shares @ $128.5
Traded
Jun 30, 2026
Filed
Jul 1, 2026
SEC Form 4
View filing Trade details
Karsanbhai Surendralal Lanca Director
Award
Calculated transaction value
$16.25K 126.46 shares @ $128.5
Traded
Jun 30, 2026
Filed
Jul 1, 2026
SEC Form 4
View filing Trade details
Coe Mary Ellen Director
Award
Calculated transaction value
$30K 233.46 shares @ $128.5
Traded
Jun 30, 2026
Filed
Jul 1, 2026
SEC Form 4
View filing Trade details
Warden Kathy J Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details
Seidman Christine E Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details
Coe Mary Ellen Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details
Thulin Inge G Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details
Russo Patricia F Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details
Lavizzo-mourey Risa J Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details
Rothman Paul Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details
Baker Douglas M Jr Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details
Craig Pamela J. Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details
Karsanbhai Surendralal Lanca Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details
Glocer Thomas H Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details
Mayo Stephen Director
Award
Calculated transaction value
$220K 1853.1 shares @ $118.72
Traded
May 29, 2026
Filed
Jun 2, 2026
SEC Form 4
View filing Trade details

Showing 31 to 52 of 52 entries