Costco Wholesale Ownership | Who Owns Costco Wholesale?
Costco Wholesale Ownership Summary
Costco Wholesale is owned by 66.34% institutional investors, 0.16% insiders, and 33.50% retail investors. Vanguard group is the largest institutional shareholder, holding 9.79% of COST shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.17% of its assets in Costco Wholesale shares.
COST Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Costco Wholesale | 66.34% | 0.16% | 33.50% |
| Sector | Consumer Defensive Stocks | 36.18% | 15.90% | 47.93% |
| Industry | Discount Stores Stocks | 70.75% | 5.72% | 23.54% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 43.46M | 9.79% | $40.22B |
| Blackrock funding, inc. /de | 34.78M | 7.83% | $32.20B |
| Blackrock | 33.19M | 7.48% | $28.21B |
| State street | 18.16M | 4.09% | $16.81B |
| Geode capital management | 10.36M | 2.33% | $9.56B |
| Morgan stanley | 9.42M | 2.12% | $8.72B |
| Fmr | 7.95M | 1.79% | $7.36B |
| Norges bank | 5.66M | 1.27% | $5.18B |
| Northern trust | 5.06M | 1.14% | $4.68B |
| Invesco | 4.19M | 0.94% | $3.87B |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Emerald advisors | 623.56K | 76.59% | $577.19M |
| Worldly partners management | 83.64K | 46.23% | $77.42M |
| I.g.y. | 95.75K | 37.13% | $88.63M |
| Steginsky capital | 125.25K | 21.29% | $115.94M |
| Norman fields, gottscho capital management | 57.90K | 17.13% | $53.60M |
| Greenbrier partners capital management | 224.35K | 14.06% | $207.67M |
| Garrison bradford & associates | 11.21K | 11.08% | $10.37M |
| Ocean capital management | 55.79K | 10.39% | $51.64M |
| Chapman investment management | 14.60K | 9.61% | $13.52M |
| Everett harris & co /ca/ | 787.47K | 8.99% | $728.91M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Norges bank | 5.66M | 0.68% | 5.66M |
| Amundi | 3.18M | 0.93% | 986.18K |
| Blackrock | 33.19M | 0.64% | 835.17K |
| Goldman sachs group | 3.69M | 0.42% | 617.35K |
| Canada pension plan investment board | 927.89K | 0.60% | 437.02K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Fmr | 7.95M | 0.38% | -1.46M |
| Laurel wealth advisors | 1.37K | 0.18% | -1.38M |
| Nuveen | 2.51M | 0.61% | -953.58K |
| Blackrock funding, inc. /de | 34.78M | 0.56% | -801.89K |
| Assenagon asset management | 67.43K | 0.09% | -758.87K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Norges bank | 5.66M | 0.68% | 5.66M | $5.18B |
| Axa investment managers | 390.39K | 0.98% | 390.39K | $361.36M |
| Soros fund management | 100.00K | 1.53% | 100.00K | $85.00M |
| Steadfast capital management lp | 98.33K | 1.59% | 98.33K | $91.02M |
| Fjarde ap-fonden (the fourth swedish national pensionfund) | 92.36K | 0.89% | 92.36K | $78.50M |
Sold Out
| Holder | Change |
|---|---|
| Peak6 | -1.00 |
| Horizon financial services | -2.00 |
| Usa financial portformulas | -2.00 |
| Sugar maple asset management | -4.00 |
| Sanctuary wealth management | -4.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Sep 30, 2025 | 3,882 | -4.69% | 294,540,771 | -3.79% | 66 | 1.40% | 1,740 | -9.70% | 1,528 | 1.06% |
| Jun 30, 2025 | 3,974 | -0.85% | 305,715,619 | 2.51% | 68 | 1.53% | 1,883 | 5.31% | 1,476 | -11.56% |
| Mar 31, 2025 | 41 | -98.97% | 1,611,038 | -99.47% | - | 0.01% | 15 | -99.24% | 19 | -98.68% |
| Dec 31, 2024 | 3,757 | 2.90% | 303,476,255 | 0.23% | 68 | 1.47% | 1,833 | 10.55% | 1,392 | -2.18% |
| Sep 30, 2024 | 3,580 | 0.73% | 301,889,152 | -0.69% | 68 | 1.45% | 1,631 | -0.18% | 1,390 | 0.29% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard US Total Market Shares ETF | 14.05M | 3.17% | -1.51K |
| Vanguard Total Stock Mkt Idx Inv | 13.94M | 3.14% | -323.24K |
| Vanguard 500 Index Investor | 10.98M | 2.48% | -1.61M |
| Invesco QQQ Trust | 9.14M | 2.06% | 63.46K |
| Fidelity 500 Index | 5.62M | 1.27% | 2.42K |
| SPDR® S&P 500 ETF | 5.52M | 1.24% | -72.34K |
| SPDR® S&P 500® ETF Trust | 5.38M | 1.21% | -28.19K |
| SPDR® S&P 500® ETF | 5.36M | 1.21% | 66.03K |
| iShares Core S&P 500 ETF | 5.34M | 1.20% | - |
| Vanguard Growth Index Investor | 4.60M | 1.04% | 17.19K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Nov 07, 2025 | Wilcox William Richard | Executive Vice President | Sell | $2.23M |
| Oct 24, 2025 | Barbre Tiffany Marie | Principal Accounting Officer | Sell | $1.16M |
| Oct 24, 2025 | Adamo Claudine | Executive Vice President | Sell | $2.53M |
| Sep 29, 2025 | Miller Russell D | Sr. Executive Vice President | Sell | $3.09M |
| Sep 29, 2025 | Frates Caton | Executive Vice President | Sell | $1.40M |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q4 | - | 3 |
| 2025 Q3 | - | 4 |
| 2025 Q2 | - | 5 |
| 2025 Q1 | - | 4 |
| 2024 Q4 | - | 4 |
COST Ownership FAQ
Try Tickergate Pro Free
Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)
Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis
Discover trending investment themes
Find your next best investment
Research stocks using tools