3,431 hedge funds and large institutions have $177B invested in Merck in 2025 Q1 according to their latest regulatory filings, with 177 funds opening new positions, 1,339 increasing their positions, 1,595 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: 1,339 | Existing positions reduced: 1,595

36% less first-time investments, than exits

New positions opened: 177 | Existing positions closed: 278

Holders
3,431
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
2676
$370K
2677
$370K
2678
$370K
2679
$370K
2680
$369K
2681
$369K
2682
$368K
2683
$367K
2684
$366K
2685
$365K
2686
$364K
2687
$364K
2688
$363K
2689
$363K
2690
$363K
2691
$362K
2692
$362K
2693
$362K
2694
$361K
2695
$361K
2696
$360K
2697
$360K
2698
$360K
2699
$359K
2700
$358K