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
1601
$1.26M
1602
$1.25M
1603
$1.25M
1604
$1.25M
1605
$1.25M
1606
$1.25M
1607
$1.25M
1608
$1.24M
1609
$1.24M
1610
$1.24M
1611
$1.24M
1612
$1.24M
1613
$1.24M
1614
$1.24M
1615
$1.23M
1616
$1.23M
1617
$1.23M
1618
$1.23M
1619
$1.23M
1620
$1.23M
1621
$1.23M
1622
$1.22M
1623
$1.22M
1624
$1.22M
1625
$1.22M