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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
NG
3876
NatWest Group
United Kingdom
WIM
3877
Waverton Investment Management
United Kingdom
DC
3878
Defender Capital
North Carolina
LF
3879
Longbow Finance
Switzerland
KCM
3880
Kennedy Capital Management
Missouri
TIM
3881
Thornburg Investment Management
New Mexico
TS
3882
Triglav Skladi
Slovenia
CCIA
3883
Campbell & Co Investment Adviser
Maryland
DWA
3884
Dorsey Wright & Associates
California
DL
3885
DOHJ LLC
Washington
PA
3886
Prossimo Advisors
California
SM
3887
Sciencast Management
New Jersey
Alyeska Investment Group
3888
Alyeska Investment Group
Illinois
PMAM
3889
Picton Mahoney Asset Management
Ontario, Canada
MPA
3890
Marvin & Palmer Associates
Delaware
OTL
3891
Oak Thistle LLC
New York
SPS
3892
Susquehanna Portfolio Strategies
Pennsylvania
CC
3893
Centiva Capital
New York
IC
3894
Iconiq Capital
California
PA
3895
Paragon Advisors
Texas
MS
3896
Maven Securities
Jersey
FIM
3897
Freedom Investment Management
Connecticut
ES
3898
Element Squared
Minnesota
GCM
3899
Genus Capital Management
British Columbia, Canada
CIM
3900
Caldwell Investment Management
Ontario, Canada