Merck
MRK
MRK
3,616 hedge funds and large institutions have $207B invested in Merck in 2025 Q4 according to their latest regulatory filings, with 526 funds opening new positions, 1,366 increasing their positions, 1,393 reducing their positions, and 130 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: 3,295 → 3,616 (+321)
3.22% more ownership
Funds ownership: 76.15% → 79.37% (+3.2%)
2% less repeat investments, than reductions
Existing positions increased: 1,366 | Existing positions reduced: 1,393
Holders
3,616
Holding in Top 10
76
Calls
$3.76B
Puts
$2.62B
Top Buyers
| 1 | +$1.05B | |
| 2 | +$903M | |
| 3 | +$696M | |
| 4 |
Millennium Management
New York
|
+$567M |
| 5 |
Citadel Advisors
Miami,
Florida
|
+$549M |
Top Sellers
| 1 | -$823M | |
| 2 | -$563M | |
| 3 | -$482M | |
| 4 |
Assenagon Asset Management
Senningerberg,
Luxembourg
|
-$465M |
| 5 |
ClearBridge Investments
New York
|
-$410M |