Guru Ownership Trend
Guru Analysis for Merck & Co., Inc. (MRK)
Merck & Co., Inc. (MRK), a key player in the Healthcare sector, continues to attract institutional attention.
As of Q3 2025, a total of 16 Super Investors (Gurus) hold positions in the company, with a combined stake valued at approximately $5.09 B.
Top institutional holders include Ken Fisher and Cliff Asness.
Institutional sentiment is currently Strongly Bullish. This is evidenced by a $209.1 M net inflow during the quarter.
Recent activity highlights Steven Cohen who dramatically increased their stake. Conversely, Ray Dalio reduced exposure by 55.3%.
| Portfolio Manager | % Portfolio | Activity | Shares | Value | Report Date |
|---|---|---|---|---|---|
| 0.73% | Reduce -3.8% | 24,068,126 | $2.02 B | Q3 2025 | |
| 0.55% | Add 21.3% | 10,658,099 | $851.37 M | Q3 2025 | |
| 1.57% | Add 2.4% | 6,625,350 | $556.07 M | Q3 2025 | |
| 0.18% | Add 21671.6% | 1,262,753 | $105.98 M | Q3 2025 | |
| 1.26% | Add 15.4% | 1,134,057 | $95.18 M | Q3 2025 | |
| 0.11% | New Buy | 787,366 | $66.08 M | Q3 2025 | |
| 0.22% | Add 23.6% | 592,307 | $49.71 M | Q3 2025 | |
| 0.17% | Reduce -55.3% | 513,943 | $43.14 M | Q3 2025 | |
| 0.09% | Add 68.6% | 223,320 | $18.74 M | Q3 2025 | |
| 0.20% | Reduce -27.7% | 186,754 | $15.67 M | Q3 2025 | |
| 0.70% | 172,900 | $14.51 M | Q3 2025 | ||
| 1.39% | Reduce -0.4% | 118,564 | $9.95 M | Q3 2025 | |
| 0.05% | Reduce -8.9% | 63,058 | $5.29 M | Q3 2025 | |
| 0.04% | Reduce -8.2% | 52,187 | $4.38 M | Q3 2025 | |
| 0.03% | Reduce -20.1% | 28,617 | $2.4 M | Q3 2025 | |
| 0.00% | 3,324 | $278,983 | Q3 2025 |
| Report Date | Portfolio Manager | Activity | Share Change | % Portfolio Change |
|---|
| Report Date | Portfolio Manager | Activity | Share Change | % Portfolio Change |
|---|
| Report Date | Portfolio Manager | Activity | Share Change | % Portfolio Change |
|---|
| Portfolio Manager | Option Type | % Portfolio | Activity | Shares | Value | Report Date |
|---|
Key Holders
Top 5 by Value
Top 5 by Conviction
Recent Activity Breakdown (Q3 2025)
Guru Consensus (Q3 2025)
FAQs for Merck & Co., Inc. (MRK)
Major holders include Ken Fisher ($2.02 B), Cliff Asness ($851.37 M), Jeremy Grantham ($556.07 M). According to the latest reported data, 16 tracked investment managers collectively hold approximately 46.49 M shares.
According to the latest 13F reporting period, sentiment appears Bullish (Net Buying). There was a net inflow of $209.1 M, with 7 managers increasing positions and 9 managers reducing holdings.
During the most recent reporting period, 7 managers trimmed their positions, while 2 fully exited MRK. The total reported sell value was $154.83 M.
Yes, 1 managers opened new positions in MRK, and 6 increased their existing holdings. The total reported buy value was $363.93 M.