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
BCV
626
Banque Cantonale Vaudoise
Switzerland
$9.58M
HPCM
627
Hunter Perkins Capital Management
Illinois
$9.56M
GIA
628
GHP Investment Advisors
Colorado
$9.54M
NMERB
629
New Mexico Educational Retirement Board
New Mexico
$9.53M
CAM
630
Claret Asset Management
Quebec, Canada
$9.52M
CA
631
Clearstead Advisors
Ohio
$9.52M
CAM
632
Columbia Asset Management
Michigan
$9.5M
CNB
633
Camden National Bank
Maine
$9.48M
NCM
634
Novare Capital Management
North Carolina
$9.38M
RWP
635
RWA Wealth Partners
Massachusetts
$9.38M
PCA
636
Providence Capital Advisors
North Carolina
$9.33M
PFS
637
Prospera Financial Services
Texas
$9.28M
WC
638
Whitney & Co
New York
$9.28M
JIC
639
Johnson Investment Counsel
Ohio
$9.27M
CTC
640
Central Trust Company
Missouri
$9.23M
APP
641
Avantax Planning Partners
Iowa
$9.2M
JC
642
Jacobs & Co
California
$9.17M
PP
643
Patten & Patten
Tennessee
$9.16M
CSI
644
Clark & Stuart Inc
Maine
$9.16M
WAG
645
Wallace Advisory Group
California
$9.16M
NGA
646
Naples Global Advisors
Florida
$9.14M
TCOV
647
Trust Company of Vermont
Vermont
$8.99M
LW
648
Linscomb Wealth
Texas
$8.95M
GAM
649
Griffin Asset Management
New York
$8.93M
MC
650
Miramar Capital
Illinois
$8.91M