3,416 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, 1,332 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: 1,332 | Existing positions reduced: 1,586

35% less first-time investments, than exits

New positions opened: 179 | Existing positions closed: 277

Holders
3,416
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
2776
$322K
2777
$322K
2778
$322K
2779
$322K
2780
$321K
2781
$321K
2782
$320K
2783
$320K
2784
$320K
2785
$319K
2786
$319K
2787
$319K
2788
$318K
2789
$318K
2790
$317K
2791
$316K
2792
$316K
2793
$315K
2794
$315K
2795
$315K
2796
$315K
2797
$315K
2798
$314K
2799
$314K
2800
$314K