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
PCM
676
Parsons Capital Management
Rhode Island
$8.23M
ABC
677
Associated Banc-Corp
Wisconsin
$8.21M
AG
678
Advocate Group
Minnesota
$8.19M
EF
679
Empirical Finance
Pennsylvania
$8.14M
BMO
680
Beck Mack & Oliver
New York
$8.13M
CI
681
CX Institutional
Indiana
$8.13M
MKA
682
M. Kulyk & Associates
Georgia
$8.1M
MIM
683
Marco Investment Management
Georgia
$8.1M
1SB
684
1ST Source Bank
Indiana
$8.06M
CCMINC
685
Cardinal Capital Management Inc (North Carolina)
North Carolina
$8.04M
CIA
686
Concurrent Investment Advisors
Florida
$8.04M
ETC
687
Exchange Traded Concepts
Oklahoma
$7.99M
SGC
688
Slocum, Gordon & Co
Rhode Island
$7.97M
NB
689
NBT Bank
New York
$7.97M
LBC
690
Lowe Brockenbrough & Co
Virginia
$7.95M
EWM
691
Evercore Wealth Management
New York
$7.94M
BHIA
692
Birch Hill Investment Advisors
Massachusetts
$7.92M
FSA
693
Fort Sheridan Advisors
Illinois
$7.84M
LG
694
LaFleur & Godfrey
Michigan
$7.83M
IWA
695
IBEX Wealth Advisors
New Jersey
$7.83M
BHCM
696
Brevan Howard Capital Management
Jersey
$7.82M
CRI
697
Commonwealth Retirement Investments
Virginia
$7.81M
SCA
698
Snowden Capital Advisors
New York
$7.8M
CIC
699
Cutler Investment Counsel
Oregon
$7.79M
SBWIC
700
Schaper Benz & Wise Investment Counsel
Wisconsin
$7.77M