Costco Wholesale Corp
COST- Exchange
- Nasdaq
- Industry
- Retail-Variety Stores
- SEC CIK
- 0000909832
In the last 90 days, Costco Wholesale Corp insiders filed 0 open-market purchases and 2 sales; 4,261 institutions reported holding it in 13F filings for Q2 2026, worth $301.8B in total; 4 superinvestors hold it, including Markel Group and Gardner Russo & Quinn.
13F holders, Q2 2026
Institutional positions in Costco Wholesale Corp as of Jun 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
Q3 2026 data is still coming in: 44 institutions have reported holding COST so far. See Q3 2026
- Institutional holders
- 4,261
- +47 vs. Q1 2026
- Shares held
- 322.8M
- +3.17M (+1.0%) vs. Q1 2026
- Total value
- $301.8B
- −$9.05B (−2.9%) vs. Q1 2026
- New holders
- 204
- 1,734 more added
- Sold out
- 157
- 1,736 more reduced
60 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting COST on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 4,261 | $301.8B |
| Q1 2026 | 4,274 | $311.5B |
| Q4 2025 | 4,138 | $272.0B |
| Q3 2025 | 3,941 | $274.4B |
| Q2 2025 | 4,011 | $302.3B |
| Q1 2025 | 3,952 | $287.8B |
| Q4 2024 | 3,941 | $279.6B |
| Q3 2024 | 3,590 | $266.7B |
| Q2 2024 | 3,526 | $258.3B |
| Q1 2024 | 3,419 | $222.0B |
| Q4 2023 | 3,343 | $201.0B |
| Q3 2023 | 3,077 | $169.9B |
| Q2 2023 | 3,041 | $162.0B |
| Q1 2023 | 2,943 | $149.2B |
| Q4 2022 | 2,938 | $137.2B |
| Q3 2022 | 2,825 | $141.6B |
| Q2 2022 | 2,784 | $143.4B |
| Q1 2022 | 2,862 | $172.4B |
| Q4 2021 | 2,823 | $170.2B |
| Q3 2021 | 2,463 | $134.3B |
| Q2 2021 | 2,394 | $119.0B |
| Q1 2021 | 2,359 | $104.1B |
Institutions, Q2 2026
Shares, value and share of portfolio for each institution holding Costco Wholesale Corp; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| DoubleLine ETF Adviser LP | 5,714 | $5.35M | 2.21% | +5,714 | New |
| Cypress Wealth Services, LLC | 5,723 | $5.35M | 0.66% | −47−0.8% | Reduced |
| Aprio Wealth Management, LLC | 5,724 | $5.35M | 0.26% | −90−1.5% | Reduced |
| Fundamentun, LLC | 5,727 | $5.36M | 0.19% | +145+2.6% | Added |
| Strait & Sound Wealth Management LLC | 5,732 | $5.36M | 1.89% | +94+1.7% | Added |
| Capital Analysts, LLC | 5,733 | $5.36M | 0.12% | −318−5.3% | Reduced |
| Madrona Financial Services, LLC | 5,738 | $5.37M | 0.99% | +153+2.7% | Added |
| Kathmere Capital Management, LLC | 5,750 | $5.38M | 0.29% | −66−1.1% | Reduced |
| Asset One Wealth Management LLC | 5,876 | $5.39M | 0.57% | +375+6.8% | Added |
| Private Trust Co NA | 5,765 | $5.39M | 0.43% | −79−1.4% | Reduced |
| Oak Asset Management, LLC | 5,774 | $5.40M | 1.74% | +60+1.1% | Added |
| Cornerstone Wealth Management, LLC | 5,777 | $5.40M | 0.23% | +16+0.3% | Added |
| Weaver Capital Management LLC | 5,431 | $5.41M | 1.19% | 00.0% | Unchanged |
| Tyche Wealth Partners LLC | 5,828 | $5.45M | 0.77% | −554−8.7% | Reduced |
| First Pacific Financial | 5,849 | $5.47M | 0.65% | +1,344+29.8% | Added |
| Marathon Wealth Advisors LLC | 5,858 | $5.48M | 1.87% | +67+1.2% | Added |
| Patron Partners Advisors, LLC | 5,859 | $5.48M | 2.11% | −10.0% | Reduced |
| Sound View Wealth Advisors Group, LLC | 5,867 | $5.49M | 0.34% | +39+0.7% | Added |
| Navellier & Associates Inc | 5,874 | $5.49M | 0.44% | −77−1.3% | Reduced |
| PFC Capital Group, Inc. | 5,878 | $5.50M | 2.11% | −11−0.2% | Reduced |
| Westerkirk Capital Inc. | 5,882 | $5.50M | 0.53% | 00.0% | Unchanged |
| Quest Investment Management LLC | 5,906 | $5.52M | 0.65% | −1,494−20.2% | Reduced |
| Paradigm Financial Partners, LLC | 5,913 | $5.53M | 0.50% | +649+12.3% | Added |
| Sittner & Nelson, LLC | 5,929 | $5.55M | 1.75% | −369−5.9% | Reduced |
| Connective Capital Management, LLC | 5,935 | $5.55M | 3.91% | +5,621+1,790.1% | Added |
| Everence Capital Management Inc | 5,954 | $5.57M | 0.29% | −1,345−18.4% | Reduced |
| Liberty One Investment Management, LLC | 5,962 | $5.58M | 0.56% | +591+11.0% | Added |
| Mezzasalma Advisors, LLC | 5,985 | $5.60M | 1.12% | +134+2.3% | Added |
| Sweeney & Michel, LLC | 5,910 | $5.60M | 1.47% | −107−1.8% | Reduced |
| Carnegie Lake Advisors LLC | 5,992 | $5.61M | 2.09% | 00.0% | Unchanged |
| Duncker Streett & Co Inc | 6,005 | $5.62M | 0.95% | −118−1.9% | Reduced |
| Accent Capital Management, LLC | 6,020 | $5.63M | 2.43% | −103−1.7% | Reduced |
| Nichols & Pratt Advisers LLP | 6,022 | $5.63M | 0.34% | +70+1.2% | Added |
| Balboa Wealth Partners | 6,037 | $5.65M | 0.77% | −28−0.5% | Reduced |
| Cordatus Wealth Management LLC | 6,042 | $5.65M | 1.24% | +28+0.5% | Added |
| United Bank | 6,050 | $5.66M | 1.72% | +30+0.5% | Added |
| TAGStone Capital, Inc. | 6,056 | $5.67M | 1.80% | +8+0.1% | Added |
| BNC Wealth Management, LLC | 6,062 | $5.67M | 1.37% | +127+2.1% | Added |
| Galvin, Gaustad & Stein, LLC | 6,083 | $5.69M | 0.42% | −154−2.5% | Reduced |
| Vanguard National Trust Co | 6,098 | $5.70M | 0.31% | +503+9.0% | Added |
| Capital Advisors Wealth Management, LLC | 6,139 | $5.74M | 0.67% | −33−0.5% | Reduced |
| Sava Infond d.o.o. | 6,150 | $5.75M | 0.41% | +3,075+100.0% | Added |
| Buffalo Business & Estate Services Ltd | – | $5.76M | 0.73% | – | – |
| Regatta Capital Group, LLC | 6,155 | $5.76M | 0.77% | +132+2.2% | Added |
| Miramontes Capital, LLC | 6,159 | $5.76M | 1.79% | +250+4.2% | Added |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 6,160 | $5.76M | 0.15% | −805−11.6% | Reduced |
| Carlton Hofferkamp & Jenks Wealth Management, LLC | 6,219 | $5.77M | 1.86% | −99−1.6% | Reduced |
| Bay Rivers Group | 6,173 | $5.77M | 1.97% | +30.0% | Added |
| LGT Fund Management Co Ltd. | 6,181 | $5.78M | 0.24% | +183+3.1% | Added |
| Gerber Kawasaki Wealth & Investment Management | 6,181 | $5.78M | 0.15% | +240+4.0% | Added |
| Gilder Gagnon Howe & Co LLC | 6,200 | $5.80M | 0.06% | −382−5.8% | Reduced |
| TritonPoint Partners, LLC | 6,200 | $5.80M | 0.48% | +4,974+405.7% | Added |
| Northcape Wealth Management, LLC | 6,205 | $5.80M | 1.52% | −60−1.0% | Reduced |
| First Bank & Trust | 6,210 | $5.81M | 0.85% | −1,706−21.6% | Reduced |
| Leisure Capital Management | 6,229 | $5.83M | 1.82% | 00.0% | Unchanged |
| Wimmer Associates 1, LLC | 6,236 | $5.83M | 2.64% | −48−0.8% | Reduced |
| Centaurus Financial, Inc. | 6,241 | $5.84M | 0.23% | −361−5.5% | Reduced |
| Principle Wealth Partners LLC | 6,246 | $5.84M | 0.29% | +41+0.7% | Added |
| First National Advisers, LLC | 6,251 | $5.85M | 0.82% | −215−3.3% | Reduced |
| Mattern Wealth Management LLC | 6,258 | $5.85M | 0.96% | +53+0.9% | Added |
| Alphadyne Asset Management LP | 6,263 | $5.86M | 0.26% | +5,317+562.1% | Added |
| First Washington CORP | 6,273 | $5.87M | 1.43% | −65−1.0% | Reduced |
| Sagewood Asset Management LP | 6,279 | $5.87M | 1.33% | −175−2.7% | Reduced |
| Auxier Asset Management | 6,280 | $5.87M | 0.79% | −93−1.5% | Reduced |
| Conning Inc. | 6,281 | $5.88M | 0.18% | +362+6.1% | Added |
| Hall Capital Management Co Inc | 6,293 | $5.89M | 1.83% | +288+4.8% | Added |
| StoneX Group Inc. | 6,303 | $5.91M | 0.24% | +871+16.0% | Added |
| Cape Cod Five Cents Savings Bank | 6,322 | $5.91M | 0.48% | +6,322 | New |
| Transamerica Financial Advisors, Inc. | 6,339 | $5.93M | 0.50% | −363−5.4% | Reduced |
| Fort Washington Investment Advisors Inc | 6,344 | $5.93M | 0.03% | −119−1.8% | Reduced |
| Harbour Capital Advisors, LLC | 6,488 | $5.94M | 1.08% | −4−0.1% | Reduced |
| RiverFront Investment Group, LLC | 6,356 | $5.95M | 0.08% | +2,656+71.8% | Added |
| Mitchell Capital Management Co | 6,357 | $5.95M | 0.90% | −96−1.5% | Reduced |
| Wealthcare Advisory Partners LLC | 6,390 | $5.98M | 0.11% | −2,520−28.3% | Reduced |
| TCI Wealth Advisors, Inc. | 6,394 | $5.98M | 0.26% | +37+0.6% | Added |
| First Interstate Bank | 6,399 | $5.99M | 0.31% | +26+0.4% | Added |
| Cohen Klingenstein LLC | 6,400 | $5.99M | 0.17% | 00.0% | Unchanged |
| Knightsbridge Asset Management, LLC | 6,425 | $6.01M | 0.79% | −337−5.0% | Reduced |
| Sargent Investment Group, LLC | 6,427 | $6.01M | 0.72% | +52+0.8% | Added |
| JPL Wealth Management, LLC | 6,435 | $6.02M | 1.19% | −73−1.1% | Reduced |
| Leelyn Smith, LLC | 6,446 | $6.03M | 0.73% | +38+0.6% | Added |
| Modera Wealth Management, LLC | 6,450 | $6.03M | 0.06% | −328−4.8% | Reduced |
| Tower View Investment Management & Research LLC | 6,451 | $6.03M | 2.65% | −84−1.3% | Reduced |
| Pinnacle Wealth Management Advisory Group, LLC | 6,485 | $6.07M | 0.36% | +153+2.4% | Added |
| KP Management LLC | 6,500 | $6.08M | 1.27% | 00.0% | Unchanged |
| Tranquility Partners, LLC | 6,508 | $6.09M | 2.09% | +21+0.3% | Added |
| Manhattan West Asset Management, LLC | 6,516 | $6.10M | 1.02% | +685+11.7% | Added |
| BTC Capital Management, Inc. | 6,469 | $6.10M | 0.37% | +303+4.9% | Added |
| Morse Asset Management, Inc | 6,526 | $6.10M | 1.01% | 00.0% | Unchanged |
| National Asset Management, Inc. | 6,449 | $6.11M | 0.33% | +89+1.4% | Added |
| Continuum Advisory, LLC | 6,526 | $6.11M | 0.49% | −669−9.3% | Reduced |
| Twin Capital Management Inc | 6,532 | $6.11M | 0.67% | +26+0.4% | Added |
| Emerald Investment Advisers, LLC | 6,539 | $6.12M | 0.41% | +466+7.7% | Added |
| Asset Planning,Inc | 6,545 | $6.12M | 3.96% | −870−11.7% | Reduced |
| Sage Capital Advisors,llc | 6,550 | $6.13M | 1.27% | +140+2.2% | Added |
| WealthPLAN Partners, LLC | 6,552 | $6.13M | 1.17% | −1,424−17.9% | Reduced |
| Parisi Gray Wealth Management | 6,562 | $6.14M | 1.26% | −68−1.0% | Reduced |
| Bradyco, Inc. | 6,564 | $6.14M | 7.04% | 00.0% | Unchanged |
| Weik Capital Management | 6,587 | $6.16M | 2.37% | −491−6.9% | Reduced |
| Woodmont Investment Counsel LLC | 6,607 | $6.18M | 0.34% | −24−0.4% | Reduced |