3,288 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, 1,419 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: 3,3093,288 (-21)

5% less repeat investments, than reductions

Existing positions increased: 1,344 | Existing positions reduced: 1,419

2.22% less ownership

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

Holders
3,288
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
BHWA
751
Beacon Harbor Wealth Advisors
Virginia
$6.7M
NMIMC
752
Northwestern Mutual Investment Management Company
Wisconsin
$6.68M
BB
753
Busey Bank
Illinois
$6.67M
1IA
754
1834 Investment Advisors
Wisconsin
$6.67M
LOPW
755
Live Oak Private Wealth
North Carolina
$6.62M
TE
756
Tema ETFs
New York
$6.61M
TCOK
757
Trust Company of Kansas
Kansas
$6.59M
LFAS
758
Level Four Advisory Services
Texas
$6.57M
Kayne Anderson Rudnick Investment Management
759
Kayne Anderson Rudnick Investment Management
California
$6.51M
MOS
760
MGO One Seven
Ohio
$6.49M
ECM
761
Everence Capital Management
Indiana
$6.47M
PAS
762
Park Avenue Securities
New York
$6.46M
GT
763
Greenleaf Trust
Michigan
$6.46M
LNB
764
Ledyard National Bank
$6.45M
TSS
765
Thomas Story & Son
Indiana
$6.44M
CSIC
766
Clifford Swan Investment Counsel
California
$6.44M
SS
767
Sunbelt Securities
Texas
$6.43M
OAM
768
Ostrum Asset Management
France
$6.43M
CCT
769
Chemung Canal Trust
New York
$6.41M
ANTB
770
AMG National Trust Bank
Colorado
$6.4M
PWP
771
Principle Wealth Partners
Connecticut
$6.37M
PWM
772
Perigon Wealth Management
California
$6.34M
RHAM
773
Round Hill Asset Management
California
$6.32M
CFO
774
Callan Family Office
Pennsylvania
$6.3M
CIC
775
Carnegie Investment Counsel
Ohio
$6.28M