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ROCKWOOD RESEARCH · A CORPORATE FILINGS WEBSITE|STRAIGHT FROM THE SOURCE · SEC EDGAR|SPONSOREDYour message on this tape — bid on the Rockwood Ad Exchange · Rockwood Ad Exchange|
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MRK

Merck & Co., Inc.

Pharmaceutical Preparations · SIC 2834CIK 310158Held by 22 tracked managersEDGAR filings ↗10-K/10-Q ↗

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Shares held by quarter · Q1 2026–Q2 2026 (2 quarters stored)

Oakmark Funds (Harris Associates)
Adage Capital Management
Capital Research Global Investors
Causeway Capital Management
OrbiMed Advisors

Stored snapshots only: quarters before the earliest stored filing are not shown, and the first stored quarter is not the start of any position.

Position history by manager

ManagerLatest sharesHistory
Oakmark Funds (Harris Associates)Q2 202612.1MPosition history →
Adage Capital ManagementQ2 20262.0MPosition history →
Capital Research Global InvestorsQ2 20261.9MPosition history →
Causeway Capital ManagementQ2 2026955KPosition history →
OrbiMed AdvisorsQ2 2026663KPosition history →
Holocene AdvisorsQ2 2026628KPosition history →
Alps AdvisorsQ2 2026453KPosition history →
Kahn Brothers GroupQ2 2026218KPosition history →
Fairfax Financial HoldingsQ2 2026173KPosition history →
Dodge & CoxQ2 2026136KPosition history →
Platinum Investment ManagementQ2 202663KPosition history →
Mairs & PowerQ2 202652KPosition history →
Semper AugustusQ2 202645KPosition history →
Bridgewater AssociatesQ2 202630KPosition history →
Infrastructure Capital AdvisorsQ2 202626KPosition history →
Ashford Capital ManagementQ2 202613KPosition history →
Fairview Capital Investment ManagementQ2 20263KPosition history →
Pzena Investment ManagementQ2 20263KPosition history →
Chickasaw Capital ManagementQ2 20262KPosition history →
Matrix Asset AdvisorsQ2 20262KPosition history →
Gardner Russo & QuinnQ2 20262KPosition history →
Zevenbergen Capital InvestmentsQ2 20262KPosition history →