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Merck
MRK
MRK
3,648 hedge funds and large institutions have $207B invested in Merck in 2025 Q4 according to their latest regulatory filings, with 544 funds opening new positions, 1,372 increasing their positions, 1,398 reducing their positions, and 131 closing their positions.
New
Increased
Maintained
Reduced
Closed
more first-time investments, than exits
New positions opened: | Existing positions closed:
more funds holding in top 10
Funds holding in top 10: →
more call options, than puts
Call options by funds: $ | Put options by funds: $
more capital invested
Capital invested by funds: $ → $
10% more funds holding
Funds holding: 3,307 → 3,648 (+341)
2.9% more ownership
Funds ownership: 76.23% → 79.13% (+2.9%)
2% less repeat investments, than reductions
Existing positions increased: 1,372 | Existing positions reduced: 1,398
Holders
3,648
Holding in Top 10
77
Calls
$3.76B
Puts
$2.62B
Top Buyers
| 1 | +$1.05B | |
| 2 | +$696M | |
| 3 | +$567M | |
| 4 |
Citadel Advisors
Miami,
Florida
|
+$549M |
| 5 |
Jennison Associates
New York
|
+$522M |
Top Sellers
| 1 | -$823M | |
| 2 | -$563M | |
| 3 | -$482M | |
| 4 |
Assenagon Asset Management
Senningerberg,
Luxembourg
|
-$465M |
| 5 |
ClearBridge Investments
New York
|
-$410M |