3,420 hedge funds and large institutions have $177B invested in Merck in 2025 Q1 according to their latest regulatory filings, with 178 funds opening new positions, 1,334 increasing their positions, 1,589 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: 1,334 | Existing positions reduced: 1,589

36% less first-time investments, than exits

New positions opened: 178 | Existing positions closed: 278

Holders
3,420
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
151
$123M
152
$121M
153
$120M
154
$119M
155
$118M
156
$118M
157
$116M
158
$116M
159
$115M
160
$112M
161
$111M
162
$111M
163
$111M
164
$109M
165
$109M
166
$107M
167
$106M
168
$106M
169
$105M
170
$105M
171
$104M
172
$103M
173
$102M
174
$100M
175
$96.4M