Security
Merck & Co. Inc. · COM
28 owners 3 new 1 exit max 4.9% (Kahn Brothers Group Inc.)
holders
sorted by % of portfolio · long equity only · exits show last held size
| manager | % port | activity | shares | value | history |
|---|---|---|---|---|---|
| Kahn Brothers Group Inc. 2026 Q1 | 4.9% | Reduce -3.17 pp | 227,288 | $27M | hist |
| Bill Nygren / Oakmark - Harris Associates L P 2026 Q1 | 2.0% | Reduce +0.11 pp | 12,366,933 | $1.5B | hist |
| Sarah Ketterer - Causeway Capital Management LLC 2026 Q1 | 1.3% | Reduce -0.25 pp | 854,212 | $103M | hist |
| Ken Fisher - Fisher Asset Management, LLC 2026 Q1 | 1.1% | Add +0.18 pp | 26,436,284 | $3.2B | hist |
| Prem Watsa - Fairfax Financial Holdings LTD/ Can 2026 Q1 | 1.1% | — | 172,900 | $21M | hist |
| Christopher Bloomstran - Semper Augustus Investments Group LLC 2026 Q1 | 0.6% | Add +0.10 pp | 44,633 | $5M | hist |
| Kentucky Trust Co. 2026 Q2 stale | 0.6% | — | 10,078 | $1.3B | hist |
| Natixis Advisors, LLC 2026 Q1 | 0.5% | Add +0.12 pp | 2,970,290 | $357M | hist |
| Cliff Asness - Aqr Capital Management LLC 2026 Q1 | 0.5% | Reduce -0.15 pp | 8,628,486 | $1B | hist |
| Norges Bank 2025 Q4 stale | 0.4% | Exit -0.43 pp | 37,981,502 | $4B | hist |
| Vanguard Group Inc. 2025 Q4 stale | 0.4% | Add +0.07 pp | 254,322,763 | $26.8B | hist |
| Marshall Wace - Marshall Wace, LLP 2026 Q1 | 0.3% | Reduce -0.05 pp | 2,778,301 | $334M | hist |
| Dmitry Balyasny - Balyasny Asset Management L.P. 2026 Q1 | 0.3% | Reduce -0.01 pp | 1,812,608 | $218M | hist |
| D. E. Shaw & Co., Inc. 2026 Q1 | 0.3% | Reduce +0.04 pp | 3,397,582 | $409M | hist |
| Farallon Capital Management LLC 2026 Q1 | 0.3% | New 0.3% | 361,000 | $43M | hist |
| Joel Greenblatt - Gotham Asset Management, LLC 2026 Q1 | 0.2% | Add +0.01 pp | 506,551 | $61M | hist |
| Steve Cohen - Point72 Asset Management, L.P. 2026 Q1 | 0.1% | Reduce -0.02 pp | 921,077 | $111M | hist |
| Israel Englander - Millennium Management LLC 2026 Q1 | 0.1% | Reduce -0.20 pp | 1,970,691 | $237M | hist |
| Ken Griffin - Citadel Advisors LLC 2026 Q1 | 0.1% | Reduce -0.03 pp | 3,821,227 | $460M | hist |
| Mairs & Power Inc. 2026 Q1 | 0.1% | Reduce +0.01 pp | 50,348 | $6M | hist |
| Ancora Advisors LLC 2026 Q1 | 0.1% | Reduce +0.01 pp | 22,292 | $3M | hist |
| Murray Stahl - Horizon Kinetics Asset Management LLC 2026 Q1 | 0.0% | Add 0.00 pp | 28,383 | $3M | hist |
| David Katz - Matrix Asset Advisors INC/NY 2026 Q2 stale | 0.0% | — | 1,671 | $215M | hist |
| Dodge & Cox 2026 Q1 | 0.0% | Reduce 0.00 pp | 136,050 | $16M | hist |
| Two Sigma Investments, LP 2025 Q4 stale | 0.0% | Exit -0.01 pp | 74,825 | $8M | hist |
| Ron Baron - Bamco Inc. /NY/ (Baron Capital) 2026 Q1 | 0.0% | New 0.0% | 25,000 | $3M | hist |
| Richard Pzena - Pzena Investment Management LLC 2026 Q1 | 0.0% | Reduce 0.00 pp | 2,511 | $302 | hist |
| Thomas Russo - Gardner Russo & Quinn LLC 2026 Q1 | 0.0% | New 0.0% | 2,141 | $258 | hist |
| Ray Dalio - Bridgewater Associates, LP exited 2026 Q1 last 2025 Q4 | 0.1% | Exit -0.12 pp | 310,221 | $33M | hist |
No managers match this filter.
SEC filings
Recent issuer filings from EDGAR · 25 shown
| Filed | Form | Detail | Links |
|---|---|---|---|
| 4 | PRIMARY DOCUMENT | Filing Doc | |
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| 4 | PRIMARY DOCUMENT | Filing Doc | |
| 4 | PRIMARY DOCUMENT | Filing Doc | |
| 4 | PRIMARY DOCUMENT | Filing Doc | |
| 4 | PRIMARY DOCUMENT | Filing Doc | |
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| 4 | PRIMARY DOCUMENT | Filing Doc | |
| 4 | PRIMARY DOCUMENT | Filing Doc | |
| 4 | PRIMARY DOCUMENT | Filing Doc | |
| 8-K | 5.07 | Filing Doc | |
| 8-K | 8.01,9.01 | Filing Doc | |
| 424B5 | 424B5 | Filing Doc | |
| 424B5 | 424B5 | Filing Doc | |
| 4 | PRIMARY DOCUMENT | Filing Doc | |
| 4 | PRIMARY DOCUMENT | Filing Doc | |
| 4 | PRIMARY DOCUMENT | Filing Doc | |
| 4 | PRIMARY DOCUMENT | Filing Doc | |
| 4 | PRIMARY DOCUMENT | Filing Doc | |
| 4 | PRIMARY DOCUMENT | Filing Doc |
No filings match this filter.
financials
US-GAAP annual · as tagged in Form 10-K · fiscal years · values link to the SEC filing
Income statement
Balance sheet
ownership over time
filing count by report period · click a bar for that quarter’s holders