3,248 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 192 funds opening new positions, 1,328 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: 1,328 | Existing positions reduced: 1,397

1% less funds holding

Funds holding: 3,2933,248 (-45)

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
LAM
1501
LECAP Asset Management
United Kingdom
$1.49M
WHC
1502
Wulff, Hansen & Co
California
$1.49M
BWP
1503
BSW Wealth Partners
Colorado
$1.49M
DF
1504
Donoghue Forlines
Massachusetts
$1.49M
IJWM
1505
Inman Jager Wealth Management
Mississippi
$1.48M
CL
1506
CSS LLC
Illinois
$1.48M
KCP
1507
Kera Capital Partners
California
$1.48M
HFM
1508
Hartford Financial Management
Connecticut
$1.48M
LA
1509
LM Advisors
California
$1.48M
PWAM
1510
Private Wealth Asset Management
Iowa
$1.47M
MJP
1511
Michael J. Puzo
$1.47M
AWA
1512
Aaron Wealth Advisors
Illinois
$1.47M
WB
1513
Webster Bank
Connecticut
$1.47M
VWA
1514
Visionary Wealth Advisors
Illinois
$1.47M
SWGC
1515
Summit Wealth Group (Colorado)
Colorado
$1.47M
OFG
1516
OmniStar Financial Group
North Carolina
$1.46M
DLHL
1517
Donald L. Hagan LLC
Florida
$1.46M
TWM
1518
Thrive Wealth Management
Pennsylvania
$1.45M
GCM
1519
Gables Capital Management
Florida
$1.45M
NLP
1520
Next Level Private
New York
$1.45M
CAM
1521
Cypress Asset Management
Texas
$1.45M
LCM
1522
Legato Capital Management
California
$1.45M
SIAG
1523
Signet Investment Advisory Group
Rhode Island
$1.45M
PCMU
1524
Paragon Capital Management (Utah)
Utah
$1.44M
OA
1525
Oak Associates
Ohio
$1.44M