Merck & Co Inc

MRK

Data as of Q4 2025

Track which institutional investors hold this security, how their positions are changing, and whether consensus is bullish or bearish. Listed on US.

SymbolMRK

CUSIP58933Y105

Type

equity

ClassCommon Stock - Domestic

SEC EDGAR Source

Institutional Holders

340

Total Institutional Value

$181.1B

Institutional Consensus

Price History

Institutional Holders(Showing 5 of 340)

Filer	Action	Shares	Value	Portfolio Weight	Est. P&L	Conviction
VANGUARD GROUP INC	Increased	254.3M(+0.9%)	$26.8B	0.4%	-2.19%	38
BlackRock, Inc.	Increased	219.1M(+2.0%)	$23.1B	0.4%	+11.75%	39
STATE STREET CORP	Increased	120M(+1.6%)	$12.7B	0.4%	+3.56%	39
WELLINGTON MANAGEMENT GROUP LLP	Increased	86.4M(+14.8%)	$9.1B	1.6%	+4.33%	58
GEODE CAPITAL MANAGEMENT, LLC	Increased	60M(+0.4%)	$6.3B	0.4%	+49.06%	38

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