3,287 hedge funds and large institutions have $155B invested in Merck in 2025 Q2 according to their latest regulatory filings, with 181 funds opening new positions, 1,275 increasing their positions, 1,523 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: 1,275 | Existing positions reduced: 1,523

28% less first-time investments, than exits

New positions opened: 181 | Existing positions closed: 251

33% less funds holding in top 10

Funds holding in top 10: 6443 (-21)

Holders
3,287
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
43
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
HTHT
2051
Hemenway Trust Hemenway Trust
New Hampshire
$686K
UAG
2052
United Advisor Group
Ohio
$686K
TIA
2053
Traphagen Investment Advisors
New Jersey
$683K
CCC
2054
Compass Capital Corp
Massachusetts
$682K
GC
2055
Gilbert & Cook
Iowa
$681K
APWA
2056
Atlas Private Wealth Advisors
New Jersey
$680K
YIA
2057
YHB Investment Advisors
Connecticut
$679K
BP
2058
BBR Partners
New York
$679K
WAM
2059
Wakefield Asset Management
Colorado
$678K
MCM
2060
McRae Capital Management
New Jersey
$677K
WAM
2061
Weinberger Asset Management
California
$677K
BFW
2062
Brady Family Wealth
Missouri
$676K
MYLI
2063
Meiji Yasuda Life Insurance
Japan
$675K
SB
2064
Strategic Blueprint
Georgia
$671K
GCM
2065
Generation Capital Management
New York
$671K
SCM
2066
Seascape Capital Management
New Hampshire
$670K
CST
2067
Charles Schwab Trust
Nevada
$669K
CPA
2068
Capital Performance Advisors
California
$668K
AIM
2069
Athena Investment Management
California
$666K
MCM
2070
Magnolia Capital Management
New York
$665K
RIG
2071
Renaissance Investment Group
Massachusetts
$665K
TCA
2072
Trifecta Capital Advisors
Illinois
$665K
CGA
2073
Crescent Grove Advisors
Illinois
$664K
VAM
2074
Verity Asset Management
North Carolina
$663K
SIM
2075
Sentry Investment Management
Wisconsin
$663K