3,294 hedge funds and large institutions have $160B invested in Merck in 2025 Q3 according to their latest regulatory filings, with 189 funds opening new positions, 1,347 increasing their positions, 1,421 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: 3,3143,294 (-20)

5% less repeat investments, than reductions

Existing positions increased: 1,347 | Existing positions reduced: 1,421

2.2% less ownership

Funds ownership: 78.35%76.15% (-2.2%)

Holders
3,294
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
APA
3001
Astoria Portfolio Advisors
New York
$212K
PCFFS
3002
Pacific Center for Financial Services
California
$212K
HIIFS
3003
Harel Insurance Investments & Financial Services
Israel
$212K
TCOO
3004
Trust Company of Oklahoma
Oklahoma
$212K
ACM
3005
Academy Capital Management
Texas
$212K
KW
3006
KWB Wealth
California
$211K
WP
3007
Waycross Partners
Kentucky
$210K
HCP
3008
Holt Capital Partners
Texas
$210K
HCM
3009
Harvey Capital Management
Florida
$210K
III
3010
Independent Investors Inc
New York
$210K
OPOWM
3011
One Plus One Wealth Management
Florida
$210K
FAM
3012
Forte Asset Management
New York
$210K
AWS
3013
Aspen Wealth Strategies
Colorado
$209K
PPW
3014
Pasadena Private Wealth
California
$209K
SFS
3015
Sharp Financial Services
Pennsylvania
$209K
DOA
3016
D'Orazio & Associates
Virginia
$208K
ATIA
3017
American Trust Investment Advisors
New Hampshire
$208K
JLBC
3018
J.L. Bainbridge & Co
Florida
$208K
SAW
3019
Signal Advisors Wealth
Michigan
$208K
MW
3020
Maia Wealth
Colorado
$207K
PHWM
3021
Pine Harbor Wealth Management
Maryland
$207K
TAFW
3022
Tred Avon Family Wealth
Maryland
$207K
WOSD
3023
WFA of San Diego
California
$206K
AA
3024
Acorns Advisers
California
$206K
TFP
3025
Triune Financial Partners
Kansas
$205K