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Costco

3,864 hedge funds and large institutions have $274B invested in Costco in 2025 Q3 according to their latest regulatory filings, with 169 funds opening new positions, 1,618 increasing their positions, 1,565 reducing their positions, and 170 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 ownership

Funds ownership:

2% less funds holding

Funds holding: 3,9633,864 (-99)

9% less capital invested

Capital invested by funds: $302B → $274B (-$27.7B)

28% less funds holding in top 10

Funds holding in top 10: 321231 (-90)

Holders
3,864
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
231
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 -$1.35B
2 -$883M
3 -$742M
4
Assenagon Asset Management
Assenagon Asset Management
Luxembourg
-$702M
5
Axa
Axa
France
-$363M
Name Holding Trade Value Shares
Change
Change in
Stake
WLG
3901
Williamson Legacy Group
Indiana
MC
3902
Martin & Co
Tennessee
VSQM
3903
V-Square Quantitative Management
Illinois
QIM
3904
Quantitative Investment Management
Virginia
HFRG
3905
Houlihan Financial Resource Group
Virginia
SIM
3906
Seaview Investment Managers
Florida
UOC
3907
UBS O'Connor
Illinois
PWM
3908
Prosperity Wealth Management
California
MC
3909
Machina Capital
France
VBWMG
3910
Von Berge Wealth Management Group
California
DFCM
3911
Dark Forest Capital Management
Puerto Rico
BMM
3912
Berkshire Money Management
Massachusetts
SRL
3913
Scientech Research LLC
New Jersey
WMWM
3914
Whitaker-Myers Wealth Managers
Ohio
AC
3915
AXQ Capital
New Jersey
APW
3916
Axim Planning & Wealth
Ohio
TCM
3917
Tributary Capital Management
Nebraska
FC
3918
Farringdon Capital
United Kingdom
AA
3919
ABC Arbitrage
France
WC
3920
Wexford Capital
Florida
HCC
3921
Hirtle Callaghan & Co
Pennsylvania
TI
3922
TTP Investments
California
QC
3923
Quadrature Capital
United Kingdom
SXL
3924
Summit X LLC
Missouri
SOW
3925
State of Wyoming
Wyoming