3,279 hedge funds and large institutions have $155B invested in Merck in 2025 Q2 according to their latest regulatory filings, with 182 funds opening new positions, 1,273 increasing their positions, 1,517 reducing their positions, and 251 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: 1,273 | Existing positions reduced: 1,517

27% less first-time investments, than exits

New positions opened: 182 | Existing positions closed: 251

34% less funds holding in top 10

Funds holding in top 10: 6442 (-22)

Holders
3,279
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 +$407M
2 +$403M
3 +$367M
4
UBS AM
UBS AM
Illinois
+$348M
5
Goldman Sachs
Goldman Sachs
New York
+$319M

Top Sellers

1 -$634M
2 -$559M
3 -$381M
4
UBS Group
UBS Group
Switzerland
-$329M
5
Bank of America
Bank of America
North Carolina
-$242M
Name Holding Trade Value Shares
Change
Change in
Stake
Two Sigma Investments
101
Two Sigma Investments
New York
$193M
BG
102
Bahl & Gaynor
Ohio
$193M
Universal-Beteiligungs- und Servicegesellschaft
103
Universal-Beteiligungs- und Servicegesellschaft
Germany
$184M
Mitsubishi UFJ Trust & Banking
104
Mitsubishi UFJ Trust & Banking
Japan
$183M
CCM
105
Cullen Capital Management
New York
$180M
Thrivent Financial for Lutherans
106
Thrivent Financial for Lutherans
Minnesota
$176M
New York State Teachers Retirement System (NYSTRS)
107
New York State Teachers Retirement System (NYSTRS)
New York
$172M
Allianz Asset Management
108
Allianz Asset Management
Germany
$165M
Mirae Asset Global Investments
109
Mirae Asset Global Investments
South Korea
$162M
TD Asset Management
110
TD Asset Management
Ontario, Canada
$158M
Cerity Partners
111
Cerity Partners
New York
$157M
Korea Investment Corp
112
Korea Investment Corp
South Korea
$156M
Natixis Advisors
113
Natixis Advisors
Massachusetts
$154M
BIP
114
Brandes Investment Partners
California
$151M
Susquehanna International Group
115
Susquehanna International Group
Pennsylvania
$150M
AAB
116
ABN AMRO Bank
Netherlands
$150M
Assenagon Asset Management
117
Assenagon Asset Management
Luxembourg
$149M
Janney Montgomery Scott
118
Janney Montgomery Scott
Pennsylvania
$146M
Skandinaviska Enskilda Banken (SEB)
119
Skandinaviska Enskilda Banken (SEB)
Sweden
$145M
AP
120
Antipodes Partners
Australia
$144M
Truist Financial
121
Truist Financial
North Carolina
$142M
Voloridge Investment Management
122
Voloridge Investment Management
Florida
$138M
US Bancorp
123
US Bancorp
Minnesota
$135M
Wealth Enhancement Advisory Services
124
Wealth Enhancement Advisory Services
Minnesota
$135M
GLA
125
Great Lakes Advisors
Illinois
$131M