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
WFA
2826
Wellspring Financial Advisors
Ohio
$267K
GWSG
2827
GPS Wealth Strategies Group
Colorado
$267K
FZCM
2828
Flynn Zito Capital Management
New York
$267K
OWP
2829
ORG Wealth Partners
Texas
$266K
BI
2830
Binnacle Investments
Iowa
$266K
OR
2831
Olympiad Research
Connecticut
$265K
MPIA
2832
Milestones Private Investment Advisors
New York
$265K
BAM
2833
Byrne Asset Management
New Jersey
$265K
OWA
2834
Opal Wealth Advisors
New York
$264K
OCM
2835
Objective Capital Management
Ohio
$264K
RW
2836
Regimen Wealth
Georgia
$264K
PSB
2837
Piscataqua Savings Bank
New Hampshire
$263K
EWM
2838
Elmwood Wealth Management
California
$263K
CRI
2839
Colonial River Investments
Virginia
$260K
KIA
2840
Knollwood Investment Advisory
Maryland
$260K
TIA
2841
Tandem Investment Advisors
South Carolina
$260K
BBA
2842
Braun-Bostich & Associates
Pennsylvania
$260K
OHWA
2843
Oak Hill Wealth Advisors
Virginia
$259K
PFP
2844
Paragon Financial Partners
California
$258K
WIM
2845
Westside Investment Management
California
$258K
LWM
2846
Liberty Wealth Management
California
$258K
PPWM
2847
Paragon Private Wealth Management
Kentucky
$258K
PAG
2848
Powers Advisory Group
Illinois
$257K
PMFA
2849
Plante Moran Financial Advisors
Michigan
$257K
WF
2850
Whelan Financial
California
$257K