3,414 hedge funds and large institutions have $177B invested in Merck in 2025 Q1 according to their latest regulatory filings, with 182 funds opening new positions, 1,331 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: 1,331 | Existing positions reduced: 1,586

34% less first-time investments, than exits

New positions opened: 182 | Existing positions closed: 277

Holders
3,414
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
51
$526M
52
$505M
53
$491M
54
$484M
55
$481M
56
$475M
57
$473M
58
$453M
59
$450M
60
$432M
61
$420M
62
$403M
63
$403M
64
$401M
65
$397M
66
$387M
67
$363M
68
$361M
69
$348M
70
$343M
71
$342M
72
$336M
73
$334M
74
$332M
75
$319M