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: 20 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 |
|---|---|---|---|---|---|
| McDonough Capital Management, Inc | 5,399 | $5.05M | 2.52% | +87+1.6% | Added |
| Baxter Bros Inc | 5,399 | $5.05M | 0.58% | +7+0.1% | Added |
| Sepio Capital, LP | 5,396 | $5.05M | 0.25% | −668−11.0% | Reduced |
| Valicenti Advisory Services Inc | 5,389 | $5.04M | 0.95% | +80+1.5% | Added |
| Ghe, LLC | 5,385 | $5.04M | 1.90% | −30−0.6% | Reduced |
| Mirador Capital Partners LP | 5,366 | $5.02M | 0.61% | +90+1.7% | Added |
| Aviso Wealth Management | 5,358 | $5.01M | 1.97% | +239+4.7% | Added |
| Edgestream Partners, L.P. | 5,357 | $5.01M | 0.15% | +2,662+98.8% | Added |
| Archford Capital Strategies, LLC | 5,353 | $5.01M | 0.51% | +1,329+33.0% | Added |
| Argentarii, LLC | 5,301 | $5.01M | 1.51% | −88−1.6% | Reduced |
| Lincluden Management Ltd | 5,345 | $5.00M | 0.49% | +48+0.9% | Added |
| Centric Wealth Management | 4,935 | $5.00M | 0.78% | 00.0% | Unchanged |
| Linden Thomas Advisory Services, LLC | 5,331 | $4.99M | 0.40% | +21+0.4% | Added |
| Aaron Wealth Advisors | 5,329 | $4.99M | 0.25% | −254−4.5% | Reduced |
| Generali Investments CEE, investicni spolecnost, a.s. | 5,329 | $4.99M | 0.24% | −252−4.5% | Reduced |
| Convergence Financial, LLC | 5,326 | $4.98M | 0.40% | −152−2.8% | Reduced |
| B&L Asset Management LLC | 5,322 | $4.98M | 1.72% | −187−3.4% | Reduced |
| Curtis Advisory Group, LLC | 5,317 | $4.97M | 0.97% | +200+3.9% | Added |
| Tritonpoint Wealth, LLC | 5,312 | $4.97M | 0.49% | +85+1.6% | Added |
| LM Advisors LLC | 5,258 | $4.96M | 0.57% | −94−1.8% | Reduced |
| Ausdal Financial Partners, Inc. | 5,285 | $4.94M | 0.19% | −1,613−23.4% | Reduced |
| Romano Brothers and Company | 5,270 | $4.93M | 0.50% | −90−1.7% | Reduced |
| Intrust Bank NA | 5,262 | $4.92M | 0.36% | −177−3.3% | Reduced |
| Front Row Advisors LLC | 5,207 | $4.92M | 1.42% | −218−4.0% | Reduced |
| Rowland & Co Investment Counsel | 5,252 | $4.91M | 0.90% | −124−2.3% | Reduced |
| Brentview Investment Management LLC | 5,247 | $4.91M | 1.94% | −237−4.3% | Reduced |
| First Citizens Bank & Trust Co | 5,227 | $4.89M | 0.07% | −673−11.4% | Reduced |
| Jericho Financial, LLP | 5,218 | $4.88M | 2.53% | +973+22.9% | Added |
| S.A. Mason LLC | 5,218 | $4.88M | 1.50% | +210+4.2% | Added |
| MASTERINVEST Kapitalanlage GmbH | 5,212 | $4.88M | 0.42% | −248−4.5% | Reduced |
| Allium Financial Advisors, LLC | 5,207 | $4.87M | 3.19% | +58+1.1% | Added |
| Roberts Wealth Advisors, LLC | 5,205 | $4.87M | 1.11% | −282−5.1% | Reduced |
| Wealth Enhancement Trust Services, Inc. | 5,202 | $4.87M | 0.54% | −1,347−20.6% | Reduced |
| Global Wealth Management Investment Advisory, Inc. | 5,195 | $4.86M | 0.69% | +294+6.0% | Added |
| Arvest Bank Trust Division | 5,191 | $4.86M | 0.24% | +204+4.1% | Added |
| Zhang Financial LLC | 5,175 | $4.84M | 0.14% | +2,960+133.6% | Added |
| Snider Financial Group | 5,169 | $4.84M | 1.23% | +27+0.5% | Added |
| Gamco Investors, Inc. Et Al | 5,155 | $4.82M | 0.04% | −1,746−25.3% | Reduced |
| Brady Family Wealth, LLC | 5,153 | $4.82M | 1.39% | +271+5.6% | Added |
| Triglav Skladi, D.O.O. | 5,150 | $4.82M | 0.25% | +2,450+90.7% | Added |
| Trivant Custom Portfolio Group, LLC | 5,213 | $4.81M | 2.56% | +34+0.7% | Added |
| Stanley-Laman Group, Ltd. | 5,135 | $4.80M | 0.49% | +8+0.2% | Added |
| Chicago Trust Co NA | 5,121 | $4.79M | 0.69% | +96+1.9% | Added |
| CoreCap Advisors, LLC | 5,117 | $4.79M | 0.14% | +102+2.0% | Added |
| Gryphon Financial Partners LLC | 5,093 | $4.76M | 0.42% | +235+4.8% | Added |
| Harrington Investments, INC | 5,084 | $4.76M | 2.30% | −141−2.7% | Reduced |
| Inlet Private Wealth, LLC | 5,080 | $4.75M | 1.16% | 00.0% | Unchanged |
| Eley Financial Management, Inc | 5,062 | $4.73M | 1.53% | −28−0.6% | Reduced |
| Jump Financial, LLC | 5,036 | $4.71M | 0.04% | +2,408+91.6% | Added |
| Fruth Investment Management | 5,025 | $4.70M | 1.12% | 00.0% | Unchanged |
| Processus Wealth & Capital Management, LLC | 5,006 | $4.68M | 2.77% | +7+0.1% | Added |
| Alapocas Investment Partners, Inc. | 5,000 | $4.68M | 4.57% | −1,870−27.2% | Reduced |
| Green Harvest Asset Management LLC | 4,987 | $4.67M | 0.06% | +94+1.9% | Added |
| Sovran Advisors, LLC | 4,821 | $4.66M | 0.35% | −375−7.2% | Reduced |
| American Trust | 4,968 | $4.65M | 0.36% | −702−12.4% | Reduced |
| Greenfield Savings Bank | 4,960 | $4.64M | 1.76% | −28−0.6% | Reduced |
| Winton Group Ltd | 4,960 | $4.64M | 0.15% | +4,412+805.1% | Added |
| Financiere des Professionnels - Fonds d,investissement inc. | 4,946 | $4.63M | 0.26% | −574−10.4% | Reduced |
| Investment Research & Advisory Group, Inc. | 4,937 | $4.62M | 1.44% | +39+0.8% | Added |
| Tempo Wealth, LLC | 4,912 | $4.60M | 0.68% | +90+1.9% | Added |
| Financial Engines Advisors L.L.C. | 4,907 | $4.59M | 0.01% | −34−0.7% | Reduced |
| Banco de Sabadell, S.A | 4,897 | $4.59M | 2.69% | +22+0.5% | Added |
| Pinnacle Bancorp, Inc. | 4,900 | $4.58M | 1.19% | +3+0.1% | Added |
| National Philanthropic Trust | 4,897 | $4.58M | 0.07% | +31+0.6% | Added |
| Alessandra Capital Management, LLC | 4,896 | $4.58M | 3.24% | −23−0.5% | Reduced |
| PW Nova Financial Services LLC | 4,890 | $4.57M | 0.98% | −17−0.3% | Reduced |
| Ceera Investments, LLC | 4,879 | $4.56M | 1.93% | 00.0% | Unchanged |
| NVWM, LLC | 4,876 | $4.56M | 0.92% | +42+0.9% | Added |
| Huntleigh Advisors, Inc. | 4,874 | $4.56M | 0.64% | +296+6.5% | Added |
| Livforsakringsbolaget Skandia, Omsesidigt | 4,871 | $4.56M | 0.16% | −5,130−51.3% | Reduced |
| Meiji Yasuda Asset Management Co Ltd. | 4,867 | $4.55M | 0.20% | +154+3.3% | Added |
| MOKAN Wealth Management Inc. | 4,859 | $4.53M | 1.73% | +1,201+32.8% | Added |
| Prosperitas Financial LLC | 4,846 | $4.53M | 1.45% | +463+10.6% | Added |
| Atlas Brown,Inc. | 4,831 | $4.52M | 1.21% | −13−0.3% | Reduced |
| Schaper Benz & Wise Investment Counsel Inc | 4,820 | $4.51M | 0.30% | +63+1.3% | Added |
| SageView Advisory Group, LLC | 4,819 | $4.51M | 0.15% | +255+5.6% | Added |
| Concord Investment Counsel Inc. | 4,818 | $4.51M | 1.23% | +13+0.3% | Added |
| Compass Financial Management LLC | 4,787 | $4.50M | 0.55% | +4,787 | New |
| EverSource Wealth Advisors, LLC | 4,806 | $4.50M | 0.15% | −1,523−24.1% | Reduced |
| TBH Global Asset Management, LLC | 4,795 | $4.49M | 0.82% | +96+2.0% | Added |
| RW Investment Management LLC | 4,795 | $4.49M | 0.39% | −21−0.4% | Reduced |
| Lafayette Investments, Inc. | 4,792 | $4.48M | 0.83% | −200−4.0% | Reduced |
| Laffer Tengler Investments | 4,783 | $4.47M | 0.57% | −586−10.9% | Reduced |
| Flagship Harbor Advisors, LLC | 4,777 | $4.47M | 0.17% | −92−1.9% | Reduced |
| Capital Advisors Inc | 4,772 | $4.46M | 0.07% | −233−4.7% | Reduced |
| Harvest Investment Services, LLC | 4,769 | $4.46M | 0.69% | +414+9.5% | Added |
| Machina Capital S.A.S. | 4,769 | $4.46M | 0.71% | +2,746+135.7% | Added |
| Grandfield & Dodd, LLC | 4,758 | $4.45M | 0.23% | −20−0.4% | Reduced |
| Schear Investment Advisers, LLC | 4,755 | $4.45M | 1.49% | +54+1.1% | Added |
| Perkins Coie Trust Co | 4,754 | $4.45M | 0.74% | −93−1.9% | Reduced |
| Lebenthal Global Advisors, LLC | 4,750 | $4.44M | 0.60% | +306+6.9% | Added |
| Alerus Financial NA | 4,749 | $4.44M | 0.19% | +485+11.4% | Added |
| MONECO Advisors, LLC | 4,746 | $4.44M | 0.27% | +2,086+78.4% | Added |
| LaSalle St. Investment Advisors, LLC | 4,745 | $4.44M | 0.54% | +21+0.4% | Added |
| Viewpoint Investment Partners Corp | 4,430 | $4.44M | 1.53% | −120−2.6% | Reduced |
| WBH Advisory Inc | 4,740 | $4.43M | 0.30% | −20.0% | Reduced |
| MV Capital Management, Inc. | 4,730 | $4.42M | 0.39% | +170+3.7% | Added |
| Benin Management CORP | 4,730 | $4.42M | 0.90% | −64−1.3% | Reduced |
| Naviter Wealth, LLC | 4,723 | $4.42M | 0.40% | +943+24.9% | Added |
| First Business Financial Services, Inc. | 4,723 | $4.42M | 0.34% | +74+1.6% | Added |