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Costco

3,916 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, 1,647 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: 68.88%66.88% (-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
3,916
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
ClearBridge Investments
401
ClearBridge Investments
New York
$42.1M
MFIM
402
Mesirow Financial Investment Management
Illinois
$41.7M
Optiver Holding
403
Optiver Holding
Netherlands
$41.6M
KC
404
Kepler Cheuvreux
$41.4M
JFL
405
Jarislowsky, Fraser Ltd
Quebec, Canada
$40.6M
FT
406
Fiduciary Trust
Massachusetts
$40.5M
BWFA
407
Baltimore-Washington Financial Advisors
Maryland
$40.4M
NAM
408
NorthCrest Asset Manangement
Minnesota
$40.2M
CP
409
Cumberland Partners
Ontario, Canada
$40.1M
ACM
410
Advisors Capital Management
New Jersey
$40M
BPA
411
Beacon Pointe Advisors
California
$39.7M
CCM
412
Chilton Capital Management
Texas
$39.7M
BBVA
413
Banco Bilbao Vizcaya Argentaria
Spain
$39.5M
Kovitz Investment Group Partners
414
Kovitz Investment Group Partners
Illinois
$39.4M
FDCP
415
Foster Dykema Cabot & Partners
Massachusetts
$39.1M
AWM
416
AE Wealth Management
Kansas
$39M
YIA
417
YHB Investment Advisors
Connecticut
$38.9M
BA
418
Bridgewater Associates
Connecticut
$38.4M
IIM
419
INTECH Investment Management
Florida
$38.3M
TMAM
420
Tokio Marine Asset Management
Japan
$37.9M
CF
421
Covea Finance
France
$37.6M
MIM
422
Marco Investment Management
Georgia
$37.5M
PFPT
423
Pinnacle Financial Partners (Tennessee)
Tennessee
$37.5M
B
424
Bailard
California
$37.1M
UC
425
Unio Capital
New Jersey
$37M