We are live on ! Find out more

3,648 hedge funds and large institutions have $207B invested in Merck in 2025 Q4 according to their latest regulatory filings, with 544 funds opening new positions, 1,372 increasing their positions, 1,398 reducing their positions, and 131 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding in top 10

Funds holding in top 10:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

10% more funds holding

Funds holding: 3,3073,648 (+341)

2.9% more ownership

Funds ownership: 76.23%79.13% (+2.9%)

2% less repeat investments, than reductions

Existing positions increased: 1,372 | Existing positions reduced: 1,398

Holders
3,648
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
77
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$3.76B
Puts
$2.62B
Net Calls
Net Calls Change

Top Buyers

1 +$1.05B
2 +$696M
3 +$567M
4
Citadel Advisors
Citadel Advisors
Florida
+$549M
5
Jennison Associates
Jennison Associates
New York
+$522M
Name Holding Trade Value Shares
Change
Change in
Stake
OGC
751
Oak Grove Capital
New Hampshire
$8.66M
TAIM
752
Te Ahumairangi Investment Management
New Zealand
$8.66M
KCM
753
Kennedy Capital Management
Missouri
$8.65M
BB
754
Busey Bank
Illinois
$8.58M
GCM
755
Gibraltar Capital Management
Oklahoma
$8.58M
LFAS
756
Level Four Advisory Services
Texas
$8.56M
CAM
757
Carret Asset Management
New York
$8.54M
TRCT
758
Tower Research Capital (TRC)
New York
$8.52M
GI
759
GAMMA Investing
California
$8.49M
EH
760
Equitable Holdings
New York
$8.46M
BHWA
761
Beacon Harbor Wealth Advisors
Virginia
$8.44M
NPT
762
Nixon Peabody Trust
Massachusetts
$8.43M
LOPW
763
Live Oak Private Wealth
North Carolina
$8.41M
GA
764
GFS Advisors
Texas
$8.36M
NMIMC
765
Northwestern Mutual Investment Management Company
Wisconsin
$8.35M
PWM
766
Perigon Wealth Management
California
$8.33M
MA
767
Mutual Advisors
Nebraska
$8.3M
HWAM
768
Hennion & Walsh Asset Management
New Jersey
$8.3M
MHS
769
M Holdings Securities
Oregon
$8.26M
CG
770
Caprock Group
Idaho
$8.21M
MOS
771
MGO One Seven
Ohio
$8.15M
GT
772
Greenleaf Trust
Michigan
$8.14M
TSS
773
Thomas Story & Son
Indiana
$8.09M
SS
774
Sunbelt Securities
Texas
$8.08M
CSIC
775
Clifford Swan Investment Counsel
California
$7.97M