$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)
| # | Fund | Value | Shares |
|---|---|---|---|
| 1 | CANADA PENSION PLAN INVESTMENT BOARD | $343.1B | 3,822,309 |
| 2 | NICHOLAS COMPANY, INC. | $59.2B | 659,192 |
| 3 | VANGUARD GROUP INC | $22.7B | 252,513,381 |
| 4 | BlackRock, Inc. | $20.2B | 225,398,231 |
| 5 | STATE STREET CORP | $10.9B | 120,529,640 |
| 6 | WELLINGTON MANAGEMENT GROUP LLP | $7.3B | 81,669,651 |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $5.3B | 59,657,270 |
| 8 | PRIMECAP MANAGEMENT CO/CA/ | $5.2B | 57,500 |
| 9 | MORGAN STANLEY | $3.9B | 43,114,452 |
| 10 | FMR LLC | $2.9B | 31,808,043 |
Biggest Buyers & Sellers This Quarter
Top Buyers
| Fund | Shares Added | Value |
|---|---|---|
| VANGUARD GROUP INC | +1.4M | $22.7B |
| BlackRock, Inc. | +3.3M | $20.2B |
| WELLINGTON MANAGEMENT GROUP LLP | +928K | $7.3B |
| THORNBURG INVESTMENT MANAGEMENT INC | +1.2M | $2.8B |
| JPMORGAN CHASE & CO | +1.4M | $2.6B |
Top Sellers
| Fund | Shares Removed | Value |
|---|---|---|
| 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.