MRK insider transaction filings

Merck & Co., Inc. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-08-13. Screen MRK transaction legs live →

FiledFormInsiderReported transactionsSource
2026-08-134Guindo Chirfi — EVP, Access, Policy & CommsSale (S): 10,000 @ $135EDGAR
2026-08-134Zachary Jennifer — EVP, General CounselOption exercise (M): 41,494 @ $117.89 · Option exercise (M): 13,433 @ $84.71 · Sale (S): 80,315 @ $133.46 · Option exercise (M): 41,494 (derivative) @ $0 · Option exercise (M): 13,433 (derivative) @ $0EDGAR
2026-08-124DeLuca Richard R. — EVP&Pres, Merck Animal HeallthSale (S): 20,784 @ $130.43 · Sale (S): 7,410 @ $131.33 · Sale (S): 5,427 @ $132.35 · Sale (S): 11,099 @ $131.61 · Sale (S): 600 @ $132.04EDGAR
2026-08-104DeLuca Richard R. — EVP&Pres, Merck Animal HeallthSale (S): 805 @ $131.02 · Sale (S): 4,945 @ $130.23 · Sale (S): 300 @ $131.02EDGAR
2026-08-074Maraldo David R. — EVP & Pres. MMDOption exercise (M): 6,311 @ $73.73 · Sale (S): 6,311 @ $128.72 · Option exercise (M): 9,709 @ $87.10 · Sale (S): 9,709 @ $128.72 · Option exercise (M): 2,686 @ $84.71 · Sale (S): 2,686 @ $128.72 · +3 moreEDGAR
2026-08-074Guindo Chirfi — EVP, Access, Policy & CommsSale (S): 15,000 @ $131EDGAR
2026-08-074Williams David Michael — EVP,Chief Info&Digital OfficerOption exercise (M): 4,600 @ $77.62 · Sale (S): 4,600 @ $128.77 · Option exercise (M): 13,542 @ $75.36 · Sale (S): 13,542 @ $128.77 · Option exercise (M): 34,705 @ $73.73 · Sale (S): 34,705 @ $128.77 · +3 moreEDGAR
2026-07-014Seidman Christine E — DirectorGrant/award (A): 63.23 (derivative) @ $128.50EDGAR
2026-07-014Karsanbhai Surendralal Lanca — DirectorGrant/award (A): 126.46 (derivative) @ $128.50EDGAR
2026-07-014Coe Mary Ellen — DirectorGrant/award (A): 233.46 (derivative) @ $128.50EDGAR
2026-06-024Mayo Stephen — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-06-024Seidman Christine E — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-06-024Karsanbhai Surendralal Lanca — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-06-024Coe Mary Ellen — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-06-024Rothman Paul — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-06-024Warden Kathy J — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-06-024THULIN INGE G — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-06-024Craig Pamela J. — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-06-024BAKER DOUGLAS M JR — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-06-024GLOCER THOMAS H — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-06-024LAVIZZO-MOUREY RISA J — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-06-024RUSSO PATRICIA F — DirectorGrant/award (A): 1,853.10 (derivative) @ $118.72EDGAR
2026-05-074Maraldo David R. — EVP & Pres. MMDGrant/award (A): 7,424 (derivative) @ $0 · Grant/award (A): 21,731 (derivative) @ $0EDGAR
2026-05-074Foard Brian — EVP, Specialty, Pharma, & IDGrant/award (A): 10,605 (derivative) @ $0 · Grant/award (A): 35,351 (derivative) @ $0 · Grant/award (A): 31,044 (derivative) @ $0EDGAR
2026-05-074Smart Dalton E. III — SVP Fin. - Global ControllerGrant/award (A): 2,298 (derivative) @ $0 · Grant/award (A): 5,045 (derivative) @ $0EDGAR
2026-05-074Oosthuizen Johannes Jacobus — EVP, Oncology & Int?lGrant/award (A): 10,605 (derivative) @ $0 · Grant/award (A): 31,044 (derivative) @ $0EDGAR
2026-05-074Litchfield Caroline — EVP & CFOGrant/award (A): 15,908 (derivative) @ $0 · Grant/award (A): 46,566 (derivative) @ $0EDGAR
2026-05-074Li Dean Y — Executive VP & President, MRLGrant/award (A): 19,885 (derivative) @ $0 · Grant/award (A): 58,207 (derivative) @ $0EDGAR
2026-05-074Williams David Michael — EVP,Chief Info&Digital OfficerGrant/award (A): 4,640 (derivative) @ $0 · Grant/award (A): 13,582 (derivative) @ $0EDGAR
2026-05-074Zachary Jennifer — EVP, General CounselGrant/award (A): 12,064 (derivative) @ $0 · Grant/award (A): 35,312 (derivative) @ $0EDGAR
2026-05-074Guindo Chirfi — EVP, Access, Policy & CommsGrant/award (A): 6,628 (derivative) @ $0 · Grant/award (A): 19,402 (derivative) @ $0EDGAR
2026-05-074Larson Betty D — EVP, Chief HR OfficerGrant/award (A): 7,954 (derivative) @ $0 · Grant/award (A): 23,283 (derivative) @ $0EDGAR
2026-05-074DeLuca Richard R. — EVP&Pres, Merck Animal HeallthGrant/award (A): 11,931 (derivative) @ $0 · Grant/award (A): 34,924 (derivative) @ $0EDGAR
2026-05-074Davis Robert M — Chairman, CEO & President, DirectorGrant/award (A): 47,724 (derivative) @ $0 · Grant/award (A): 139,697 (derivative) @ $0EDGAR
2026-05-054Maraldo David R. — EVP & Pres. MMDOption exercise (M): 552 @ $112.16 · Tax withholding (F): 159 @ $112.16 · Option exercise (M): 552 (derivative) @ $0EDGAR
2026-05-054Smart Dalton E. III — SVP Fin. - Global ControllerOption exercise (M): 383 @ $112.16 · Tax withholding (F): 132 @ $112.16 · Option exercise (M): 383 (derivative) @ $0EDGAR
2026-05-014Smart Dalton E. III — SVP Fin. - Global ControllerOption exercise (M): 944 @ $110.03 · Tax withholding (F): 324 @ $110.03 · Option exercise (M): 464 @ $110.95 · Tax withholding (F): 159 @ $110.95 · Option exercise (M): 944 (derivative) @ $0 · Option exercise (M): 464 (derivative) @ $0EDGAR
2026-05-014Oosthuizen Johannes Jacobus — EVP, Oncology & Int?lOption exercise (M): 1,377 @ $110.03 · Tax withholding (F): 679 @ $110.03 · Option exercise (M): 1,377 (derivative) @ $0EDGAR
2026-05-014Litchfield Caroline — EVP & CFOOption exercise (M): 3,935 @ $110.03 · Tax withholding (F): 1,938 @ $110.03 · Option exercise (M): 3,935 (derivative) @ $0EDGAR
2026-05-014Li Dean Y — Executive VP & President, MRLOption exercise (M): 4,722 @ $110.03 · Tax withholding (F): 2,326 @ $110.03 · Option exercise (M): 4,722 (derivative) @ $0EDGAR
2026-05-014Williams David Michael — EVP,Chief Info&Digital OfficerOption exercise (M): 1,377 @ $110.03 · Tax withholding (F): 679 @ $110.03 · Option exercise (M): 1,377 (derivative) @ $0EDGAR
2026-05-014Zachary Jennifer — EVP, General CounselOption exercise (M): 2,951 @ $110.03 · Tax withholding (F): 1,454 @ $110.03 · Option exercise (M): 2,951 (derivative) @ $0EDGAR
2026-05-014Guindo Chirfi — EVP, Access, Policy & CommsOption exercise (M): 1,967 @ $110.03 · Tax withholding (F): 969 @ $110.03 · Option exercise (M): 1,967 (derivative) @ $0EDGAR
2026-05-014Chattopadhyay Sanat — Exe V-P & Pres. MMDOption exercise (M): 2,597 @ $110.03 · Tax withholding (F): 1,130 @ $110.03 · Option exercise (M): 2,597 (derivative) @ $0EDGAR
2026-05-014Larson Betty D — EVP, Chief HR OfficerOption exercise (M): 2,085 @ $110.03 · Tax withholding (F): 715 @ $110.03 · Option exercise (M): 11,350 @ $110.95 · Tax withholding (F): 5,143 @ $110.95 · Option exercise (M): 2,085 (derivative) @ $0 · Option exercise (M): 11,350 (derivative) @ $0EDGAR
2026-05-014DeLuca Richard R. — EVP&Pres, Merck Animal HeallthOption exercise (M): 2,518 @ $110.03 · Tax withholding (F): 1,241 @ $110.03 · Option exercise (M): 2,518 (derivative) @ $0EDGAR
2026-05-014Davis Robert M — Chairman, CEO & President, DirectorOption exercise (M): 13,300 @ $110.03 · Tax withholding (F): 6,551 @ $110.03 · Option exercise (M): 13,300 (derivative) @ $0EDGAR
2026-04-014Seidman Christine E — DirectorGrant/award (A): 67.55 (derivative) @ $120.29EDGAR
2026-04-014Coe Mary Ellen — DirectorGrant/award (A): 249.40 (derivative) @ $120.29EDGAR
2026-04-014GLOCER THOMAS H — DirectorGrant/award (A): 405.27 (derivative) @ $120.29EDGAR

Recent 8-K events — Merck & Co., Inc.

FiledFormItems reportedSource
2026-08-048-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-05-288-K5.07 — Submission of Matters to a Vote of Security HoldersEDGAR
2026-05-228-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2026-04-308-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2026-02-038-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2025-12-048-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2025-10-308-K2.02 — Results of Operations and Financial Condition
9.01 — Financial Statements and Exhibits
EDGAR
2025-09-098-K8.01 — Other Events
9.01 — Financial Statements and Exhibits
EDGAR
2025-07-298-K2.02 — Results of Operations and Financial Condition
?
9.01 — Financial Statements and Exhibits
EDGAR
2025-05-298-K5.07 — Submission of Matters to a Vote of Security HoldersEDGAR
Need this as JSON? GET https://api.filingpulse.io/v1/insider-trades?ticker=MRK returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new ones to you in seconds. API docs →