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
2926
$273K
2927
$273K
2928
$273K
2929
$273K
2930
$272K
2931
$271K
2932
$271K
2933
$270K
2934
$270K
2935
$269K
2936
$269K
2937
$269K
2938
$269K
2939
$269K
2940
$269K
2941
$268K
2942
$268K
2943
$268K
2944
$268K
2945
$268K
2946
$264K
2947
$264K
2948
$264K
2949
$264K
2950
$263K