3,435 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, 1,340 increasing their positions, 1,596 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: 1,340 | Existing positions reduced: 1,596

36% less first-time investments, than exits

New positions opened: 179 | Existing positions closed: 278

Holders
3,435
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
2151
$730K
2152
$729K
2153
$727K
2154
$727K
2155
$727K
2156
$727K
2157
$726K
2158
$725K
2159
$725K
2160
$724K
2161
$723K
2162
$722K
2163
$722K
2164
$721K
2165
$721K
2166
$720K
2167
$720K
2168
$720K
2169
$720K
2170
$719K
2171
$718K
2172
$718K
2173
$718K
2174
$715K
2175
$714K