3,273 hedge funds and large institutions have $159B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 190 funds opening new positions, 1,339 increasing their positions, 1,409 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: 3,3023,273 (-29)

5% less repeat investments, than reductions

Existing positions increased: 1,339 | Existing positions reduced: 1,409

2.19% less ownership

Funds ownership: 78.17%75.99% (-2.2%)

Holders
3,273
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
NCM
576
Noesis Capital Mangement
Florida
$10.8M
BWS
577
Buck Wealth Strategies
Colorado
$10.8M
SIM
578
Stratos Investment Management
Ohio
$10.8M
JC
579
JB Capital
Connecticut
$10.7M
GIM
580
Goelzer Investment Management
Indiana
$10.7M
BPWM
581
Badgley Phelps Wealth Managers
Washington
$10.6M
GIBU
582
Gulf International Bank (UK)
United Kingdom
$10.6M
MSRPS
583
Maryland State Retirement & Pension System
Maryland
$10.6M
HAI
584
Hennessy Advisors Inc
California
$10.5M
AAIM
585
American Assets Investment Management
California
$10.5M
TA
586
Tectonic Advisors
Texas
$10.5M
EWM
587
Edge Wealth Management
New York
$10.5M
MCM
588
Monarch Capital Management
Indiana
$10.4M
CK
589
Cohen Klingenstein
New York
$10.4M
LI
590
LMCG Investments
Massachusetts
$10.4M
AF
591
Allworth Financial
California
$10.4M
WC
592
Woodstock Corp
Massachusetts
$10.4M
CCM
593
Coldstream Capital Management
Washington
$10.4M
FNBT
594
FineMark National Bank & Trust
Florida
$10.4M
FMII
595
Farmers & Merchants Investments Inc
Nebraska
$10.3M
NRS
596
Neville Rodie & Shaw
New York
$10.3M
GH
597
GAM Holding
Switzerland
$10.3M
OC
598
Optimas Capital
Hong Kong
$10.3M
WBC
599
Westpac Banking Corp
Australia
$10.2M
ERP
600
Eldred Rock Partners
Texas
$10.2M