3,435 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, 1,340 increasing their positions, 1,596 reducing their positions, and 278 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: 7365 (-8)

16% less repeat investments, than reductions

Existing positions increased: 1,340 | Existing positions reduced: 1,596

36% less first-time investments, than exits

New positions opened: 179 | Existing positions closed: 278

Holders
3,435
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
65
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
2876
$292K
2877
$291K
2878
$291K
2879
$291K
2880
$291K
2881
$290K
2882
$290K
2883
$290K
2884
$289K
2885
$289K
2886
$288K
2887
$288K
2888
$287K
2889
$287K
2890
$287K
2891
$286K
2892
$286K
2893
$286K
2894
$285K
2895
$284K
2896
$284K
2897
$283K
2898
$283K
2899
$283K
2900
$283K