3,606 hedge funds and large institutions have $207B invested in Merck in 2025 Q4 according to their latest regulatory filings, with 519 funds opening new positions, 1,366 increasing their positions, 1,390 reducing their positions, and 130 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: 3,2923,606 (+314)

3.2% more ownership

Funds ownership: 76.14%79.33% (+3.2%)

2% less repeat investments, than reductions

Existing positions increased: 1,366 | Existing positions reduced: 1,390

Holders
3,606
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
Name Holding Trade Value Shares
Change
Change in
Stake
RB
576
Rodgers Brothers
Pennsylvania
$13.7M
VA
577
Vident Advisory
Georgia
$13.6M
CL
578
Choreo LLC
Illinois
$13.6M
TA
579
Tectonic Advisors
Texas
$13.5M
GIM
580
Goelzer Investment Management
Indiana
$13.5M
Jane Street
581
Jane Street
New York
$13.4M
NAAA
582
New Age Alpha Advisors
New York
$13.4M
LOAMS
583
Lombard Odier Asset Management (Switzerland)
Switzerland
$13.4M
BF
584
BOK Financial
Oklahoma
$13.4M
ASC
585
Atalanta Sosnoff Capital
New York
$13.4M
LSERS
586
Louisiana State Employees Retirement System
Louisiana
$13.3M
CM
587
Caption Management
Oklahoma
$13.3M
GIBU
588
Gulf International Bank (UK)
United Kingdom
$13.3M
BFG
589
Bleakley Financial Group
New Jersey
$13.3M
BCWM
590
Bartlett & Co Wealth Management
Ohio
$13.2M
MSRPS
591
Maryland State Retirement & Pension System
Maryland
$13.2M
AAIM
592
American Assets Investment Management
California
$13.2M
CK
593
Cohen Klingenstein
New York
$13.1M
BHCM
594
Brevan Howard Capital Management
Jersey
$13.1M
WC
595
Woodstock Corp
Massachusetts
$13M
MCM
596
Monarch Capital Management
Indiana
$13M
CIG
597
Cullen Investment Group
Louisiana
$13M
EWM
598
Edge Wealth Management
New York
$13M
CWP
599
Cyndeo Wealth Partners
Florida
$13M
BCI
600
Brinker Capital Investments
Pennsylvania
$13M