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
GA
576
GFS Advisors
Texas
$11.1M
EIP
577
Easterly Investment Partners
Massachusetts
$11M
LSERS
578
Louisiana State Employees Retirement System
Louisiana
$11M
NCM
579
Noesis Capital Mangement
Florida
$10.8M
BWS
580
Buck Wealth Strategies
Colorado
$10.8M
SIM
581
Stratos Investment Management
Ohio
$10.8M
JC
582
JB Capital
Connecticut
$10.7M
GIM
583
Goelzer Investment Management
Indiana
$10.7M
BPWM
584
Badgley Phelps Wealth Managers
Washington
$10.6M
GIBU
585
Gulf International Bank (UK)
United Kingdom
$10.6M
MSRPS
586
Maryland State Retirement & Pension System
Maryland
$10.6M
HAI
587
Hennessy Advisors Inc
California
$10.5M
AAIM
588
American Assets Investment Management
California
$10.5M
TA
589
Tectonic Advisors
Texas
$10.5M
EWM
590
Edge Wealth Management
New York
$10.5M
MCM
591
Monarch Capital Management
Indiana
$10.4M
CK
592
Cohen Klingenstein
New York
$10.4M
LI
593
LMCG Investments
Massachusetts
$10.4M
AF
594
Allworth Financial
California
$10.4M
WC
595
Woodstock Corp
Massachusetts
$10.4M
CCM
596
Coldstream Capital Management
Washington
$10.4M
FNBT
597
FineMark National Bank & Trust
Florida
$10.4M
FMII
598
Farmers & Merchants Investments Inc
Nebraska
$10.3M
NRS
599
Neville Rodie & Shaw
New York
$10.3M
GH
600
GAM Holding
Switzerland
$10.3M