3,431 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, 1,338 increasing their positions, 1,594 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: 1,338 | Existing positions reduced: 1,594

36% less first-time investments, than exits

New positions opened: 179 | Existing positions closed: 278

Holders
3,431
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
2976
$255K
2977
$255K
2978
$254K
2979
$254K
2980
$254K
2981
$253K
2982
$253K
2983
$253K
2984
$253K
2985
$253K
2986
$252K
2987
$252K
2988
$251K
2989
$251K
2990
$251K
2991
$251K
2992
$251K
2993
$251K
2994
$251K
2995
$251K
2996
$251K
2997
$250K
2998
$250K
2999
$250K
3000
$250K