MRK insider transactions

SEC Form 4 filed by Director Warden Kathy J

SEC Form 4 filed by Director Karsanbhai Surendralal Lanca

SEC Form 4 filed by Director Coe Mary Ellen

SEC Form 4 filed by Director Thulin Inge G

SEC Form 4 filed by Director Seidman Christine E

SEC Form 4 filed by Director Russo Patricia F

SEC Form 4 filed by Director Rothman Paul

SEC Form 4 filed by Director Mayo Stephen

SEC Form 4 filed by Director Lavizzo-Mourey Risa J

SEC Form 4 filed by Director Glocer Thomas H

SEC Form 4 filed by Director Craig Pamela J.

SEC Form 4 filed by Director Baker Douglas M Jr

SEC Form 4 filed by EVP, General Counsel Zachary Jennifer

SEC Form 4 filed by EVP,Chief Info&Digital Officer Williams David Michael

SEC Form 4 filed by EVP & CFO Litchfield Caroline

SEC Form 4 filed by Executive VP & President, MRL Li Dean Y

SEC Form 4 filed by EVP, Chief HR Officer Larson Betty D

SEC Form 4 filed by EVP&Pres, Merck Animal Heallth Deluca Richard R.

SEC Form 4 filed by Chairman, CEO & President Davis Robert M

SEC Form 4 filed by EVP, Specialty, Pharma, & ID Foard Brian

SEC Form 4 filed by EVP & Pres. MMD Maraldo David R.

SEC Form 4 filed by EVP, Oncology & Int?l Oosthuizen Johannes Jacobus

SEC Form 4 filed by SVP Fin. - Global Controller Smart Dalton E. Iii

SEC Form 4 filed by EVP, Access, Policy & Comms Guindo Chirfi

SVP Fin. - Global Controller Smart Dalton E. Iii exercised 383 shares at a strike of $112.16 and covered exercise/tax liability with 132 shares, increasing direct ownership by 3% to 9,388 units (SEC Form 4)

EVP & Pres. MMD Maraldo David R. exercised 552 shares at a strike of $112.16 and covered exercise/tax liability with 159 shares, increasing direct ownership by 2% to 18,212 units (SEC Form 4)

Amendment: New insider Maraldo David R. claimed ownership of 17,819 shares and claimed ownership of 8,359 units of Common Stock - 401 Plan (SEC Form 3)

New insider Maraldo David R. claimed ownership of 8,359 units of Common Stock - 401 Plan and claimed ownership of 17,819 shares (SEC Form 3)

EVP, Access, Policy & Comms Guindo Chirfi exercised 1,967 shares at a strike of $110.03 and covered exercise/tax liability with 969 shares, increasing direct ownership by 2% to 61,613 units (SEC Form 4)

Exe V-P & Pres. MMD Chattopadhyay Sanat exercised 2,597 shares at a strike of $110.03 and covered exercise/tax liability with 1,130 shares, increasing direct ownership by 11% to 15,347 units (SEC Form 4)

EVP&Pres, Merck Animal Heallth Deluca Richard R. exercised 2,518 shares at a strike of $110.03 and covered exercise/tax liability with 1,241 shares, increasing direct ownership by 0.80% to 161,537 units (SEC Form 4)

EVP,Chief Info&Digital Officer Williams David Michael exercised 1,377 shares at a strike of $110.03 and covered exercise/tax liability with 679 shares, increasing direct ownership by 2% to 31,716 units (SEC Form 4)

SVP Fin. - Global Controller Smart Dalton E. Iii exercised 1,408 shares at a strike of $110.33 and covered exercise/tax liability with 483 shares, increasing direct ownership by 11% to 9,137 units (SEC Form 4)

Executive VP & President, MRL Li Dean Y covered exercise/tax liability with 2,326 shares and exercised 4,722 shares at a strike of $110.03, increasing direct ownership by 3% to 94,431 units (SEC Form 4)

EVP, General Counsel Zachary Jennifer exercised 2,951 shares at a strike of $110.03 and covered exercise/tax liability with 1,454 shares, increasing direct ownership by 2% to 70,897 units (SEC Form 4)

EVP, Chief HR Officer Larson Betty D exercised 13,435 shares at a strike of $110.81 and covered exercise/tax liability with 5,858 shares, increasing direct ownership by 122% to 13,774 units (SEC Form 4)

EVP & CFO Litchfield Caroline exercised 3,935 shares at a strike of $110.03 and covered exercise/tax liability with 1,938 shares, increasing direct ownership by 2% to 92,301 units (SEC Form 4)

Chairman, CEO & President Davis Robert M exercised 13,300 shares at a strike of $110.03 and covered exercise/tax liability with 6,551 shares, increasing direct ownership by 2% to 450,351 units (SEC Form 4)

EVP, Oncology & Int?l Oosthuizen Johannes Jacobus exercised 1,377 shares at a strike of $110.03 and covered exercise/tax liability with 679 shares, increasing direct ownership by 3% to 21,895 units (SEC Form 4)

SEC Form 4 filed by Seidman Christine E

SEC Form 4 filed by Glocer Thomas H

SEC Form 4 filed by Coe Mary Ellen

SEC Form 3 filed by new insider Foard Brian

Chief Marketing Officer Guindo Chirfi sold $1,214,562 worth of shares (10,000 units at $121.46), decreasing direct ownership by 14% to 60,615 units (SEC Form 4)

Executive VP & President, MRL Li Dean Y sold $1,202,844 worth of shares (10,235 units at $117.52), decreasing direct ownership by 10% to 92,035 units (SEC Form 4)

Chief Marketing Officer Guindo Chirfi sold $1,184,101 worth of shares (10,000 units at $118.41), decreasing direct ownership by 12% to 70,615 units (SEC Form 4)

EVP, General Counsel Zachary Jennifer exercised 121,573 shares at a strike of $119.15 and sold $14,485,690 worth of shares (121,573 units at $119.15) (SEC Form 4)

EVP,Chief Info&Digital Officer Williams David Michael exercised 5,000 shares at a strike of $77.62 and sold $609,525 worth of shares (5,000 units at $121.91), decreasing direct ownership by 0.00% to 30,838 units (SEC Form 4)

SVP Fin. - Global Controller Smart Dalton E. Iii exercised 4,000 shares at a strike of $62.07 and sold $765,920 worth of shares (6,400 units at $119.67), decreasing direct ownership by 23% to 8,205 units (SEC Form 4)

President, U.S. Market Oosthuizen Johannes Jacobus sold $1,827,992 worth of shares (15,000 units at $121.87), decreasing direct ownership by 41% to 21,197 units (SEC Form 4)

EVP & CFO Litchfield Caroline exercised 41,997 shares at a strike of $53.06 and sold $5,023,312 worth of shares (41,997 units at $119.61), increasing direct ownership by 0.00% to 90,192 units (SEC Form 4)

Executive VP & President, MRL Li Dean Y exercised 15,087 shares at a strike of $56.04 and sold $1,791,824 worth of shares (15,087 units at $118.77) (SEC Form 4)

Chief Marketing Officer Guindo Chirfi sold $2,437,676 worth of shares (20,000 units at $121.88), decreasing direct ownership by 20% to 80,615 units (SEC Form 4)

EVP&Pres, Merck Animal Heallth Deluca Richard R. sold $4,557,025 worth of shares (37,685 units at $120.92), decreasing direct ownership by 19% to 160,174 units (SEC Form 4)

Chairman, CEO & President Davis Robert M sold $5,599,327 worth of shares (47,434 units at $118.04), decreasing direct ownership by 10% to 443,602 units (SEC Form 4)

EVP, General Counsel Zachary Jennifer was granted 11,583 shares, increasing direct ownership by 20% to 68,916 units (SEC Form 4)

EVP,Chief Info&Digital Officer Williams David Michael was granted 6,112 shares, increasing direct ownership by 25% to 30,838 units (SEC Form 4)

SVP Fin. - Global Controller Smart Dalton E. Iii was granted 1,066 shares, increasing direct ownership by 11% to 10,605 units (SEC Form 4)

President, Human Health Int?l Romanelli Joseph was granted 5,703 shares, increasing direct ownership by 25% to 28,739 units (SEC Form 4)

President, U.S. Market Oosthuizen Johannes Jacobus was granted 5,026 shares, increasing direct ownership by 16% to 36,197 units (SEC Form 4)