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
1
$22.7B
2
$20.2B
3
$10.9B
4
$7.33B
5
$5.34B
6
$4.42B
7
$3.87B
8
$2.86B
9
$2.79B
10
$2.77B
11
$2.73B
12
$2.56B
13
$2.19B
14
$2.08B
15
$1.97B
16
$1.89B
17
$1.86B
18
$1.77B
19
$1.72B
20
$1.4B
21
$1.37B
22
$1.29B
23
$1.29B
24
$1.27B
25
$1.24B