COST

Costco Wholesale
D

COST

Arincen77/100B

Who owns Costco Wholesale?

Institutions own 73.5% of Costco Wholesale's shares, through 4,377 funds, banks and other managers that report their holdings to the SEC; individual investors and others hold the rest. The largest on 30 June 2026 were BlackRock, Inc. (7.7%), Vanguard Capital Management LLC (6.5%), State Street Corp (4.1%).

Institutions own
73.5%
Institutional holders
4,377
The 10 largest hold
33.0%
Free float
99.8%
Holdings as of
30 Jun 2026

Who owns the shares

10 largest holders 33.0% Other institutions 40.5% Individuals and others 26.5%

Shares free to trade

Free float 442.23M shares ·99.8% Closely held 899.55K shares ·0.2%

Closely held shares belong to insiders, founders and owners of more than 5%, and seldom change hands. The free float is the rest: the shares anyone can buy and sell.

The largest shareholders

#HolderSharesOf the companyValueChange last quarter (shares)
1BlackRock, Inc.34,202,8347.70%32.00B USD-744,206
2Vanguard Capital Management LLC28,976,6056.53%27.11B USD+129,157
3State Street Corp18,384,9514.14%17.20B USD+232,719
4Invesco Ltd.13,989,1373.15%13.09B USD+4,673,395
5Geode Capital Management, LLC10,627,4722.39%9.90B USD-31,752
6Vanguard Portfolio Management LLC10,402,5552.34%9.73B USD-303,080
7Morgan Stanley10,220,4372.30%9.56B USD+321,726
8Bank Of America Corp7,249,7741.63%6.78B USD-265,257
9Norges Bank6,474,7671.46%6.06B USDNew position
10FMR LLC6,163,5411.39%5.77B USD-555,048

All institutions last quarter

Bought or added
2,129 · 204 new
Sold or cut
1,972 · 215 sold out
Net shares bought
+10.32M · 9.65B USD
Institutional ownership
71.2% → 73.5%

Biggest buyers last quarter

  • Norges BankNew position
  • Invesco Ltd.+4,673,395
  • Sixth Street Partners Management Company, L.P.New position
  • Susquehanna International Group, LLP+1,295,000
  • Sg Americas Securities, LLC+955,931

Biggest sellers last quarter

  • BlackRock, Inc.-744,206
  • FMR LLC-555,048
  • Price T Rowe Associates Inc-512,519
  • Amundi-414,555
  • American Century Companies Inc-358,163

From the holders' 13F filings with the SEC for the quarter to 30 Jun 2026, filed up to 45 days after it; the buyers and sellers are among the 100 largest holders.

Common questions about Costco Wholesale's shareholders

Source: Financial Modeling Prep

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