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
2951
$259K
2952
$259K
2953
$259K
2954
$259K
2955
$259K
2956
$258K
2957
$257K
2958
$257K
2959
$256K
2960
$256K
2961
$255K
2962
$255K
2963
$255K
2964
$255K
2965
$254K
2966
$254K
2967
$254K
2968
$253K
2969
$253K
2970
$253K
2971
$253K
2972
$253K
2973
$252K
2974
$252K
2975
$251K