3,416 hedge funds and large institutions have $177B invested in Merck in 2025 Q1 according to their latest regulatory filings, with 179 funds opening new positions, 1,332 increasing their positions, 1,586 reducing their positions, and 277 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

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

less ownership

Funds ownership:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

11% less funds holding in top 10

Funds holding in top 10: 7264 (-8)

16% less repeat investments, than reductions

Existing positions increased: 1,332 | Existing positions reduced: 1,586

35% less first-time investments, than exits

New positions opened: 179 | Existing positions closed: 277

Holders
3,416
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
64
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.57B
Puts
$2.32B
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
1026
$4.01M
1027
$4M
1028
$4M
1029
$4M
1030
$3.99M
1031
$3.99M
1032
$3.97M
1033
$3.97M
1034
$3.96M
1035
$3.96M
1036
$3.94M
1037
$3.94M
1038
$3.94M
1039
$3.93M
1040
$3.93M
1041
$3.92M
1042
$3.92M
1043
$3.92M
1044
$3.91M
1045
$3.91M
1046
$3.9M
1047
$3.87M
1048
$3.87M
1049
$3.86M
1050
$3.86M