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
WAM
2026
Weinberger Asset Management
California
$719K
WAM
2027
Wakefield Asset Management
Colorado
$719K
YIA
2028
YHB Investment Advisors
Connecticut
$719K
MCM
2029
McRae Capital Management
New Jersey
$718K
VAM
2030
Verity Asset Management
North Carolina
$717K
KA
2031
Kovack Advisors
Florida
$716K
IF
2032
Intrua Financial
Texas
$714K
AWM
2033
Avaii Wealth Management
Wisconsin
$714K
GCM
2034
Generation Capital Management
New York
$711K
KFA
2035
Kapstone Financial Advisors
Ohio
$710K
SA
2036
Strategic Advisors
New York
$709K
SIA
2037
SGL Investment Advisors
Montana
$709K
MCM
2038
Magnolia Capital Management
New York
$705K
NA
2039
Navellier & Associates
Nevada
$704K
EBSAM
2040
Eubel Brady & Suttman Asset Management
Ohio
$704K
LRPA
2041
L. Roy Papp & Associates
Arizona
$700K
GWM
2042
Greenwich Wealth Management
Connecticut
$700K
BFG
2043
Berger Financial Group
Minnesota
$698K
RIG
2044
Renaissance Investment Group
Massachusetts
$696K
SEIA
2045
Signature Estate & Investment Advisors
California
$696K
ST
2046
Somerset Trust
Pennsylvania
$692K
LCG
2047
Lakeshore Capital Group
Illinois
$691K
JWBC
2048
J.W. Burns & Co
New York
$689K
HBT
2049
Heartland Bank & Trust
Illinois
$687K
IPW
2050
Impact Partnership Wealth
Georgia
$687K