Who Owns MRK?

Merck & Co., Inc. — Institutional Ownership & 13F Holdings

$110.53

-1.37 (-1.22%)

Market Cap

$289.6B

Shares Outstanding

2,472,390,000

Institutional Holders

3,365

Total Inst. Value

$563.5B

% of Float Held

78.7%

QoQ Holder Change

+1458

Institutional data as of Q1 2025

New Positions

933

Closed Positions

250

Increased

1,015

Decreased

1,213

Institutional Ownership Trend

Top 10 Institutional Holders(Q1 2025)

#FundValueShares
1CANADA PENSION PLAN INVESTMENT BOARD$343.1B3,822,309
2NICHOLAS COMPANY, INC.$59.2B659,192
3VANGUARD GROUP INC$22.7B252,513,381
4BlackRock, Inc.$20.2B225,398,231
5STATE STREET CORP$10.9B120,529,640
6WELLINGTON MANAGEMENT GROUP LLP$7.3B81,669,651
7GEODE CAPITAL MANAGEMENT, LLC$5.3B59,657,270
8PRIMECAP MANAGEMENT CO/CA/$5.2B57,500
9MORGAN STANLEY$3.9B43,114,452
10FMR LLC$2.9B31,808,043

Biggest Buyers & Sellers This Quarter

Top Buyers

Top Sellers

FundShares RemovedValue
FMR LLC-5.6M$2.9B
BANK OF AMERICA CORP /DE/-5.4M$2.8B
ROYAL BANK OF CANADA-4.2M$1.3B
WELLS FARGO & COMPANY/MN-3.0M$1.1B
GOLDMAN SACHS GROUP INC-2.6M$1.3B

Famous Fund Managers

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Frequently Asked Questions

How many institutional investors hold MRK?

As of Q1 2025, 3365 institutional investors report holding MRK (Merck & Co., Inc.) in their 13F filings.

What percentage of Merck & Co., Inc. is owned by institutions?

Institutional investors hold approximately 78.7% of Merck & Co., Inc.'s float as reported in SEC 13F filings.

Which hedge fund owns the most MRK?

The largest institutional holder of MRK is CANADA PENSION PLAN INVESTMENT BOARD with $343.1B in shares.

Are institutions buying or selling MRK?

This quarter, 933 institutions opened new positions in MRK and 250 closed their positions.

What is 13F institutional ownership?

SEC Form 13F is a quarterly report filed by institutional investment managers with over $100M in qualifying assets. It discloses their US equity holdings, providing transparency into what the largest investors are buying and selling.

How often is institutional ownership data updated?

13F filings are due 45 days after each calendar quarter end (May 15, Aug 14, Nov 14, Feb 14). Data is updated on HedgeTrace as new filings are processed.