3,289 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 189 funds opening new positions, 1,344 increasing their positions, 1,420 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: 3,3103,289 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,344 | Existing positions reduced: 1,420

2.22% less ownership

Funds ownership: 78.27%76.04% (-2.2%)

Holders
3,289
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 -$847M
2 -$568M
3 -$443M
4
BlackRock
BlackRock
New York
-$285M
5
Goldman Sachs
Goldman Sachs
New York
-$278M
Name Holding Trade Value Shares
Change
Change in
Stake
LA
1526
LM Advisors
California
$1.48M
PWAM
1527
Private Wealth Asset Management
Iowa
$1.47M
MJP
1528
Michael J. Puzo
$1.47M
AWA
1529
Aaron Wealth Advisors
Illinois
$1.47M
WB
1530
Webster Bank
Connecticut
$1.47M
VWA
1531
Visionary Wealth Advisors
Illinois
$1.47M
OFG
1532
OmniStar Financial Group
North Carolina
$1.46M
DLHL
1533
Donald L. Hagan LLC
Florida
$1.46M
TWM
1534
Thrive Wealth Management
Pennsylvania
$1.45M
GCM
1535
Gables Capital Management
Florida
$1.45M
NLP
1536
Next Level Private
New York
$1.45M
CAM
1537
Cypress Asset Management
Texas
$1.45M
LCM
1538
Legato Capital Management
California
$1.45M
SIAG
1539
Signet Investment Advisory Group
Rhode Island
$1.45M
PCMU
1540
Paragon Capital Management (Utah)
Utah
$1.44M
OA
1541
Oak Associates
Ohio
$1.44M
CAM
1542
Chesapeake Asset Management
New York
$1.44M
WPP
1543
Whalerock Point Partners
Rhode Island
$1.44M
BWP
1544
Bernardo Wealth Planning
Pennsylvania
$1.44M
HP
1545
HealthInvest Partners
Sweden
$1.43M
PMA
1546
Prudent Man Advisors
Illinois
$1.43M
MPAM
1547
Murphy Pohlad Asset Management
Minnesota
$1.43M
W
1548
Wealthquest
Ohio
$1.43M
CFD
1549
Creative Financial Designs
Indiana
$1.43M
ST
1550
Sentinel Trust
Texas
$1.43M