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MRK

Merck & Co., Inc.

NYSE · Healthcare · Drug Manufacturers - General · US

$150.15
−1.44%
Ask drillr
0
Insider buys (3m)
13
Insider sells (3m)
-$25.6M
Net value (3m)
+24.4%
Price return (3m)
Form 4 filings
DateInsiderActivitySharesPrice
Aug 13, 2026Zachary Jennifer · officer: EVP, General CounselM-Exempt41,494$118
Aug 13, 2026Zachary Jennifer · officer: EVP, General CounselM-Exempt13,433$85
Aug 13, 2026Guindo Chirfi · officer: EVP, Access, Policy & CommsSale10,000$135
Aug 13, 2026Zachary Jennifer · officer: EVP, General CounselSale80,315$133
Aug 12, 2026DeLuca Richard R. · officer: EVP&Pres, Merck Animal HeallthSale5,427$132
Aug 12, 2026DeLuca Richard R. · officer: EVP&Pres, Merck Animal HeallthSale600$132
Aug 12, 2026DeLuca Richard R. · officer: EVP&Pres, Merck Animal HeallthSale7,410$131
Aug 12, 2026DeLuca Richard R. · officer: EVP&Pres, Merck Animal HeallthSale11,099$132
Aug 12, 2026DeLuca Richard R. · officer: EVP&Pres, Merck Animal HeallthSale20,784$130
Aug 10, 2026DeLuca Richard R. · officer: EVP&Pres, Merck Animal HeallthSale4,945$130
Aug 10, 2026DeLuca Richard R. · officer: EVP&Pres, Merck Animal HeallthSale300$131
Aug 10, 2026DeLuca Richard R. · officer: EVP&Pres, Merck Animal HeallthSale805$131
Aug 7, 2026Maraldo David R. · officer: EVP & Pres. MMDSale2,686$129
Aug 7, 2026Maraldo David R. · officer: EVP & Pres. MMDM-Exempt2,686$85
Aug 7, 2026Williams David Michael · officer: EVP,Chief Info&Digital OfficerM-Exempt34,705$74
Aug 7, 2026Maraldo David R. · officer: EVP & Pres. MMDM-Exempt6,311$74
Aug 7, 2026Williams David Michael · officer: EVP,Chief Info&Digital OfficerM-Exempt4,600$78
Aug 7, 2026Guindo Chirfi · officer: EVP, Access, Policy & CommsSale15,000$131
Aug 7, 2026Maraldo David R. · officer: EVP & Pres. MMDM-Exempt9,709$87
Aug 7, 2026Williams David Michael · officer: EVP,Chief Info&Digital OfficerM-Exempt13,542$75
Aug 7, 2026Williams David Michael · officer: EVP,Chief Info&Digital OfficerSale34,705$129
Jul 1, 2026Seidman Christine E · directorA-Award63$0.00
Jul 1, 2026Coe Mary Ellen · directorA-Award233$0.00
Jul 1, 2026Karsanbhai Surendralal Lanca · directorA-Award126$0.00
Jun 2, 2026Seidman Christine E · directorA-Award1,853$0.00
Jun 2, 2026LAVIZZO-MOUREY RISA J · directorA-Award1,853$0.00
Jun 2, 2026THULIN INGE G · directorA-Award1,853$0.00
Jun 2, 2026Warden Kathy J · directorA-Award1,853$0.00
Jun 2, 2026GLOCER THOMAS H · directorA-Award1,853$0.00
Jun 2, 2026Coe Mary Ellen · directorA-Award1,853$0.00
Institutional positioning

13F filings over the trailing two quarters

New 550Increased 3071Reduced 3128Sold out 129
FilerActionSharesFiled
BlackRock, Inc.Increased226,999,837Aug 7, 2026
BLACKROCK, INC.Increased225,926,330May 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCIncreased161,323,174Aug 13, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position160,987,624May 15, 2026
STATE STREET CORPIncreased120,413,256Aug 7, 2026
STATE STREET CORPReduced119,325,673May 15, 2026
WELLINGTON MANAGEMENT GROUP LLPIncreased86,249,283Aug 14, 2026
WELLINGTON MANAGEMENT GROUP LLPReduced84,314,971May 15, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCIncreased67,738,969Aug 13, 2026
VANGUARD PORTFOLIO MANAGEMENT LLCNew Position67,304,305May 8, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased60,744,214Aug 12, 2026
GEODE CAPITAL MANAGEMENT, LLCReduced59,558,154May 15, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INCIncreased54,365,289Aug 14, 2026
JPMORGAN CHASE & COIncreased52,972,983May 13, 2026
CHARLES SCHWAB INVESTMENT MANAGEMENT INCIncreased49,765,225May 15, 2026

Insider activity from SEC Form 4; institutional positioning from 13F filings · Latest filing Aug 13, 2026