3,312 hedge funds and large institutions have $158B invested in Merck in 2025 Q2 according to their latest regulatory filings, with 180 funds opening new positions, 1,288 increasing their positions, 1,532 reducing their positions, and 252 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

more call options, than puts

Call options by funds: $ | Put options by funds: $

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

16% less repeat investments, than reductions

Existing positions increased: 1,288 | Existing positions reduced: 1,532

29% less first-time investments, than exits

New positions opened: 180 | Existing positions closed: 252

35% less funds holding in top 10

Funds holding in top 10: 6542 (-23)

Holders
3,312
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
42
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.52B
Puts
$2.44B
Net Calls
Net Calls Change

Top Buyers

1 +$408M
2 +$405M
3 +$369M
4
UBS AM
UBS AM
Illinois
+$349M
5
Goldman Sachs
Goldman Sachs
New York
+$320M

Top Sellers

1 -$636M
2 -$561M
3 -$383M
4
UBS Group
UBS Group
Switzerland
-$331M
5
Bank of America
Bank of America
North Carolina
-$243M
Name Holding Trade Value Shares
Change
Change in
Stake
1651
$1.16M
1652
$1.16M
1653
$1.16M
1654
$1.16M
1655
$1.16M
1656
$1.16M
1657
$1.15M
1658
$1.15M
1659
$1.15M
1660
$1.14M
1661
$1.14M
1662
$1.14M
1663
$1.14M
1664
$1.14M
1665
$1.14M
1666
$1.14M
1667
$1.14M
1668
$1.13M
1669
$1.13M
1670
$1.13M
1671
$1.13M
1672
$1.13M
1673
$1.13M
1674
$1.13M
1675
$1.13M