3,248 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 191 funds opening new positions, 1,329 increasing their positions, 1,397 reducing their positions, and 147 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

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

more funds holding in top 10

Funds holding in top 10:

more capital invested

Capital invested by funds: $ → $

5% less repeat investments, than reductions

Existing positions increased: 1,329 | Existing positions reduced: 1,397

1% less funds holding

Funds holding: 3,2953,248 (-47)

2.21% less ownership

Funds ownership: 78.03%75.82% (-2.2%)

Holders
3,248
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
46
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.83B
Puts
$2.51B
Net Calls
Net Calls Change

Top Sellers

1 -$863M
2 -$579M
3 -$452M
4
BlackRock
BlackRock
New York
-$291M
5
Goldman Sachs
Goldman Sachs
New York
-$283M
Name Holding Trade Value Shares
Change
Change in
Stake
CCA
1976
Cypress Capital Advisors
Tennessee
$770K
FCAS
1977
First Command Advisory Services
Texas
$768K
TBNY
1978
Trustco Bank (New York)
New York
$766K
AWP
1979
Abacus Wealth Partners
California
$766K
CCC
1980
Compass Capital Corp
Massachusetts
$766K
SFA
1981
Souders Financial Advisors
Ohio
$765K
RL
1982
Rogco LP
Oklahoma
$765K
CAI
1983
Capital Advisors Inc
Oklahoma
$765K
CWM
1984
Connecticut Wealth Management
Connecticut
$764K
LIA
1985
LBMC Investment Advisors
Tennessee
$760K
I
1986
InvesTrust
Oklahoma
$760K
LAI
1987
Legal Advantage Investments
California
$759K
WCM
1988
Washington Capital Management
Washington
$758K
PCA
1989
Peddock Capital Advisors
Massachusetts
$758K
CFA
1990
Capstone Financial Advisors
Illinois
$756K
LAM
1991
Lynch Asset Management
Pennsylvania
$755K
WPA
1992
West Paces Advisors
Georgia
$752K
WTA
1993
Washington Trust Advisors
Massachusetts
$751K
IFWM
1994
Institute for Wealth Management
Colorado
$749K
ONST
1995
Old North State Trust
North Carolina
$749K
SFC
1996
SYM Financial Corp
Indiana
$749K
FC
1997
Financial Consulate
Maryland
$744K
MCM
1998
Maple Capital Management
Vermont
$744K
AIM
1999
Aigen Investment Management
New York
$744K
CTA
2000
Colonial Trust Advisors
South Carolina
$743K