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
2076
$787K
2077
$787K
2078
$787K
2079
$786K
2080
$785K
2081
$785K
2082
$781K
2083
$780K
2084
$779K
2085
$779K
2086
$776K
2087
$776K
2088
$775K
2089
$774K
2090
$771K
2091
$770K
2092
$769K
2093
$769K
2094
$768K
2095
$768K
2096
$767K
2097
$767K
2098
$767K
2099
$767K
2100
$764K