Who owns MRK
3,627 institutions reported holding MRK for 2026Q1, together 77% of the company, more than the 3,543 a quarter earlier.
3,627
Institutions reporting a position · as of 2026Q1 · up from 3,543 the quarter before
- Shares held by institutions
- 1912.5M
Shares held by institutions · 77% of the company · long US equity positions only, as reported on Form 13F
- Reported value
- $231.6B
Reported value · at 2026-03-31 prices, not today's
- Top 5 holders
- 30%
Top 5 holders · of the whole company, between five filers
Details›
- Reporting quarter2026-03-31
- 2026Q1
- Quarters on record
- 52
- New positions
- 296
- Positions exited
- 216
- Added to
- 1,193
- Reduced
- 1,363
- Top 10 holdersof the company
- 39%
| Quarter | Filers | Shares | Reported value |
|---|---|---|---|
| 2026Q1 | 3,627 | 1912.5M | $231.6B |
| 2025Q4 | 3,543 | 1952.1M | $205.7B |
| 2025Q3 | 3,231 | 1888.4M | $158.5B |
| 2025Q2 | 3,242 | 1953.5M | $156.9B |
| 2025Q1 | 3,377 | 1966.1M | $178.9B |
| 2024Q4 | 3,531 | 1963.9M | $195.3B |
| 2024Q3 | 3,431 | 1940.1M | $219.8B |
| 2024Q2 | 3,490 | 1939.2M | $240.3B |
| 2024Q1 | 3,465 | 1931.9M | $254.7B |
| 2023Q4 | 3,371 | 1922.6M | $209.7B |
| 2023Q3 | 3,152 | 1900.9M | $196.6B |
| 2023Q2 | 3,192 | 1918.3M | $221.9B |
| 2023Q1 | 3,122 | 1970.0M | $204.8B |
| 2022Q4 | 3,171 | 1904.5M | $211.2B |
| 2022Q3 | 2,927 | 1874.5M | $161.6B |
| 2022Q2 | 2,956 | 1865.8M | $170.3B |
| Holder | Shares | % of company | Value |
|---|---|---|---|
| VANGUARD GROUP INC | 254.5M | 10% | $30.6B |
| BlackRock Inc. | 225.8M | 9.1% | $27.2B |
| STATE STREET CORP | 119.3M | 4.8% | $14.5B |
| WELLINGTON MANAGEMENT GROUP LLP | 84.3M | 3.4% | $10.1B |
| GEODE CAPITAL MANAGEMENT LLC | 59.6M | 2.4% | $7.14B |
| JPMORGAN CHASE & CO | 53.0M | 2.1% | $6.26B |
| Charles Schwab Trust Co | 49.8M | 2.0% | $5.99B |
| MORGAN STANLEY | 47.6M | 1.9% | $5.73B |
| FMR LLC | 44.5M | 1.8% | $5.35B |
| BANK OF AMERICA CORP /DE/ | 30.8M | 1.2% | $3.70B |
SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.
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