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
2726
$349K
2727
$349K
2728
$348K
2729
$347K
2730
$346K
2731
$346K
2732
$346K
2733
$346K
2734
$345K
2735
$345K
2736
$344K
2737
$343K
2738
$341K
2739
$341K
2740
$340K
2741
$340K
2742
$340K
2743
$339K
2744
$339K
2745
$339K
2746
$338K
2747
$337K
2748
$337K
2749
$337K
2750
$337K