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
2126
$745K
2127
$744K
2128
$744K
2129
$743K
2130
$741K
2131
$740K
2132
$739K
2133
$739K
2134
$738K
2135
$737K
2136
$737K
2137
$736K
2138
$735K
2139
$734K
2140
$732K
2141
$731K
2142
$730K
2143
$729K
2144
$727K
2145
$727K
2146
$727K
2147
$727K
2148
$726K
2149
$725K
2150
$725K