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Costco

3,914 hedge funds and large institutions have $274B invested in Costco in 2025 Q3 according to their latest regulatory filings, with 168 funds opening new positions, 1,645 increasing their positions, 1,583 reducing their positions, and 169 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

less first-time investments, than exits

New positions opened: | Existing positions closed:

less call options, than puts

Call options by funds: $ | Put options by funds: $

less funds holding

Funds holding:

1.99% less ownership

Funds ownership: 68.86%66.87% (-2%)

9% less capital invested

Capital invested by funds: $302B → $274B (-$27.8B)

27% less funds holding in top 10

Funds holding in top 10: 320234 (-86)

Holders
3,914
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
234
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$9.17B
Puts
$10.1B
Net Calls
Net Calls Change

Top Sellers

1 -$1.4B
2 -$914M
3 -$769M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
-$727M
5
Axa
Axa
France
-$376M
Name Holding Trade Value Shares
Change
Change in
Stake
WLG
3951
Williamson Legacy Group
Indiana
MC
3952
Martin & Co
Tennessee
VSQM
3953
V-Square Quantitative Management
Illinois
QIM
3954
Quantitative Investment Management
Virginia
HFRG
3955
Houlihan Financial Resource Group
Virginia
SIM
3956
Seaview Investment Managers
Florida
UOC
3957
UBS O'Connor
Illinois
PWM
3958
Prosperity Wealth Management
California
MC
3959
Machina Capital
France
VBWMG
3960
Von Berge Wealth Management Group
California
DFCM
3961
Dark Forest Capital Management
Puerto Rico
BMM
3962
Berkshire Money Management
Massachusetts
SRL
3963
Scientech Research LLC
New Jersey
WMWM
3964
Whitaker-Myers Wealth Managers
Ohio
AC
3965
AXQ Capital
New Jersey
APW
3966
Axim Planning & Wealth
Ohio
FC
3967
Farringdon Capital
United Kingdom
AA
3968
ABC Arbitrage
France
WC
3969
Wexford Capital
Florida
HCC
3970
Hirtle Callaghan & Co
Pennsylvania
TI
3971
TTP Investments
California
QC
3972
Quadrature Capital
United Kingdom
SXL
3973
Summit X LLC
Missouri
SOW
3974
State of Wyoming
Wyoming
JTWM
3975
Jackson Thornton Wealth Management
Alabama