3,312 hedge funds and large institutions have $158B invested in Merck in 2025 Q2 according to their latest regulatory filings, with 180 funds opening new positions, 1,288 increasing their positions, 1,532 reducing their positions, and 252 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

more call options, than puts

Call options by funds: $ | Put options by funds: $

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

16% less repeat investments, than reductions

Existing positions increased: 1,288 | Existing positions reduced: 1,532

29% less first-time investments, than exits

New positions opened: 180 | Existing positions closed: 252

35% less funds holding in top 10

Funds holding in top 10: 6542 (-23)

Holders
3,312
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
42
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.52B
Puts
$2.44B
Net Calls
Net Calls Change

Top Buyers

1 +$408M
2 +$405M
3 +$369M
4
UBS AM
UBS AM
Illinois
+$349M
5
Goldman Sachs
Goldman Sachs
New York
+$320M

Top Sellers

1 -$636M
2 -$561M
3 -$383M
4
UBS Group
UBS Group
Switzerland
-$331M
5
Bank of America
Bank of America
North Carolina
-$243M
Name Holding Trade Value Shares
Change
Change in
Stake
2851
$251K
2852
$250K
2853
$250K
2854
$250K
2855
$250K
2856
$250K
2857
$249K
2858
$249K
2859
$249K
2860
$248K
2861
$248K
2862
$248K
2863
$248K
2864
$247K
2865
$247K
2866
$246K
2867
$245K
2868
$245K
2869
$245K
2870
$245K
2871
$245K
2872
$245K
2873
$245K
2874
$244K
2875
$244K