3,274 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 190 funds opening new positions, 1,338 increasing their positions, 1,411 reducing their positions, and 150 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: $ → $

1% less funds holding

Funds holding: 3,3023,274 (-28)

5% less repeat investments, than reductions

Existing positions increased: 1,338 | Existing positions reduced: 1,411

2.14% less ownership

Funds ownership: 78.17%76.03% (-2.1%)

Holders
3,274
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
CAM
1551
Cidel Asset Management
Ontario, Canada
$1.41M
CAM
1552
Costello Asset Management
Pennsylvania
$1.4M
LSIA
1553
LaSalle St. Investment Advisors
Illinois
$1.4M
AWP
1554
Ascent Wealth Partners
New York
$1.4M
SBH
1555
Segall Bryant & Hamill
Illinois
$1.4M
WDG
1556
Wealth Dimensions Group
Ohio
$1.39M
SAM
1557
Sectoral Asset Management
Quebec, Canada
$1.39M
GPA
1558
Garrison Point Advisors
California
$1.38M
YP
1559
YANKCOM Partnership
South Dakota
$1.38M
AMIM
1560
Aull & Monroe Investment Management
Alabama
$1.37M
WA
1561
Waddell & Associates
Tennessee
$1.37M
KCPG
1562
Kavar Capital Partners Group
Kansas
$1.37M
SCP
1563
Sivia Capital Partners
California
$1.37M
CCFCSB
1564
Cape Cod Five Cents Savings Bank
Massachusetts
$1.37M
NHC
1565
Nicholas Hoffman & Company
Georgia
$1.36M
AB
1566
Atlas Brown
Kentucky
$1.36M
FA
1567
Fiduciary Alliance
South Carolina
$1.36M
TFS
1568
Thoroughbred Financial Services
Tennessee
$1.35M
FFA
1569
Founders Financial Alliance
North Carolina
$1.35M
RMP
1570
Richards, Merrill & Peterson
Washington
$1.35M
LAM
1571
L2 Asset Management
Massachusetts
$1.35M
SFI
1572
SPC Financial Inc
Maryland
$1.35M
EA
1573
Ellsworth Advisors
Ohio
$1.35M
VPI
1574
Value Partners Investments
Manitoba, Canada
$1.34M
MF
1575
Meridian Financial
Massachusetts
$1.34M