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3,324 hedge funds and large institutions have $158B invested in Merck in 2025 Q2 according to their latest regulatory filings, with 179 funds opening new positions, 1,295 increasing their positions, 1,535 reducing their positions, and 252 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: $ → $

16% less repeat investments, than reductions

Existing positions increased: 1,295 | Existing positions reduced: 1,535

29% less first-time investments, than exits

New positions opened: 179 | Existing positions closed: 252

35% less funds holding in top 10

Funds holding in top 10: 6542 (-23)

Holders
3,324
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
1901
$845K
1902
$845K
1903
$844K
1904
$844K
1905
$842K
1906
$841K
1907
$839K
1908
$839K
1909
$839K
1910
$838K
1911
$837K
1912
$834K
1913
$834K
1914
$833K
1915
$833K
1916
$832K
1917
$830K
1918
$829K
1919
$828K
1920
$825K
1921
$824K
1922
$824K
1923
$823K
1924
$823K
1925
$822K