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 |
|---|---|---|---|---|---|
| Financial Engines Advisors L.L.C. | 4,907 | $4.59M | 0.01% | −34−0.7% | Reduced |
| Tempo Wealth, LLC | 4,912 | $4.60M | 0.68% | +90+1.9% | Added |
| Investment Research & Advisory Group, Inc. | 4,937 | $4.62M | 1.44% | +39+0.8% | Added |
| Financiere des Professionnels - Fonds d,investissement inc. | 4,946 | $4.63M | 0.26% | −574−10.4% | 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 |
| American Trust | 4,968 | $4.65M | 0.36% | −702−12.4% | Reduced |
| Sovran Advisors, LLC | 4,821 | $4.66M | 0.35% | −375−7.2% | Reduced |
| Green Harvest Asset Management LLC | 4,987 | $4.67M | 0.06% | +94+1.9% | Added |
| Alapocas Investment Partners, Inc. | 5,000 | $4.68M | 4.57% | −1,870−27.2% | Reduced |
| Processus Wealth & Capital Management, LLC | 5,006 | $4.68M | 2.77% | +7+0.1% | Added |
| Fruth Investment Management | 5,025 | $4.70M | 1.12% | 00.0% | Unchanged |
| Jump Financial, LLC | 5,036 | $4.71M | 0.04% | +2,408+91.6% | Added |
| Eley Financial Management, Inc | 5,062 | $4.73M | 1.53% | −28−0.6% | Reduced |
| Inlet Private Wealth, LLC | 5,080 | $4.75M | 1.16% | 00.0% | Unchanged |
| Harrington Investments, INC | 5,084 | $4.76M | 2.30% | −141−2.7% | Reduced |
| Gryphon Financial Partners LLC | 5,093 | $4.76M | 0.42% | +235+4.8% | Added |
| CoreCap Advisors, LLC | 5,117 | $4.79M | 0.14% | +102+2.0% | Added |
| Chicago Trust Co NA | 5,121 | $4.79M | 0.69% | +96+1.9% | Added |
| Stanley-Laman Group, Ltd. | 5,135 | $4.80M | 0.49% | +8+0.2% | Added |
| Trivant Custom Portfolio Group, LLC | 5,213 | $4.81M | 2.56% | +34+0.7% | Added |
| Triglav Skladi, D.O.O. | 5,150 | $4.82M | 0.25% | +2,450+90.7% | Added |
| Brady Family Wealth, LLC | 5,153 | $4.82M | 1.39% | +271+5.6% | Added |
| Gamco Investors, Inc. Et Al | 5,155 | $4.82M | 0.04% | −1,746−25.3% | Reduced |
| Snider Financial Group | 5,169 | $4.84M | 1.23% | +27+0.5% | Added |
| Zhang Financial LLC | 5,175 | $4.84M | 0.14% | +2,960+133.6% | Added |
| Arvest Bank Trust Division | 5,191 | $4.86M | 0.24% | +204+4.1% | Added |
| Global Wealth Management Investment Advisory, Inc. | 5,195 | $4.86M | 0.69% | +294+6.0% | Added |
| Wealth Enhancement Trust Services, Inc. | 5,202 | $4.87M | 0.54% | −1,347−20.6% | Reduced |
| Roberts Wealth Advisors, LLC | 5,205 | $4.87M | 1.11% | −282−5.1% | Reduced |
| Allium Financial Advisors, LLC | 5,207 | $4.87M | 3.19% | +58+1.1% | Added |
| MASTERINVEST Kapitalanlage GmbH | 5,212 | $4.88M | 0.42% | −248−4.5% | Reduced |
| S.A. Mason LLC | 5,218 | $4.88M | 1.50% | +210+4.2% | Added |
| Jericho Financial, LLP | 5,218 | $4.88M | 2.53% | +973+22.9% | Added |
| First Citizens Bank & Trust Co | 5,227 | $4.89M | 0.07% | −673−11.4% | Reduced |
| Brentview Investment Management LLC | 5,247 | $4.91M | 1.94% | −237−4.3% | Reduced |
| Rowland & Co Investment Counsel | 5,252 | $4.91M | 0.90% | −124−2.3% | Reduced |
| Front Row Advisors LLC | 5,207 | $4.92M | 1.42% | −218−4.0% | Reduced |
| Intrust Bank NA | 5,262 | $4.92M | 0.36% | −177−3.3% | Reduced |
| Romano Brothers and Company | 5,270 | $4.93M | 0.50% | −90−1.7% | Reduced |
| Ausdal Financial Partners, Inc. | 5,285 | $4.94M | 0.19% | −1,613−23.4% | Reduced |
| LM Advisors LLC | 5,258 | $4.96M | 0.57% | −94−1.8% | Reduced |
| Tritonpoint Wealth, LLC | 5,312 | $4.97M | 0.49% | +85+1.6% | Added |
| Curtis Advisory Group, LLC | 5,317 | $4.97M | 0.97% | +200+3.9% | Added |
| B&L Asset Management LLC | 5,322 | $4.98M | 1.72% | −187−3.4% | Reduced |
| Convergence Financial, LLC | 5,326 | $4.98M | 0.40% | −152−2.8% | Reduced |
| 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 |
| Linden Thomas Advisory Services, LLC | 5,331 | $4.99M | 0.40% | +21+0.4% | Added |
| Centric Wealth Management | 4,935 | $5.00M | 0.78% | 00.0% | Unchanged |
| Lincluden Management Ltd | 5,345 | $5.00M | 0.49% | +48+0.9% | Added |
| Argentarii, LLC | 5,301 | $5.01M | 1.51% | −88−1.6% | Reduced |
| Archford Capital Strategies, LLC | 5,353 | $5.01M | 0.51% | +1,329+33.0% | Added |
| Edgestream Partners, L.P. | 5,357 | $5.01M | 0.15% | +2,662+98.8% | Added |
| Aviso Wealth Management | 5,358 | $5.01M | 1.97% | +239+4.7% | Added |
| Mirador Capital Partners LP | 5,366 | $5.02M | 0.61% | +90+1.7% | Added |
| Ghe, LLC | 5,385 | $5.04M | 1.90% | −30−0.6% | Reduced |
| Valicenti Advisory Services Inc | 5,389 | $5.04M | 0.95% | +80+1.5% | Added |
| Sepio Capital, LP | 5,396 | $5.05M | 0.25% | −668−11.0% | Reduced |
| Baxter Bros Inc | 5,399 | $5.05M | 0.58% | +7+0.1% | Added |
| McDonough Capital Management, Inc | 5,399 | $5.05M | 2.52% | +87+1.6% | Added |
| Resonant Capital Advisors, LLC | 5,410 | $5.06M | 0.24% | −221−3.9% | Reduced |
| William Allan, LLC | 5,417 | $5.07M | 2.48% | −105−1.9% | Reduced |
| Bank of New Hampshire | 5,435 | $5.08M | 1.06% | −93−1.7% | Reduced |
| SevenBridge Financial Group, LLC | 5,365 | $5.08M | 0.75% | +240+4.7% | Added |
| Norden Group LLC | 5,437 | $5.09M | 0.42% | +326+6.4% | Added |
| Investors Portfolio Services LLC | 5,444 | $5.09M | 3.89% | +14+0.3% | Added |
| Ascent Wealth Partners, LLC | 5,451 | $5.10M | 0.51% | +95+1.8% | Added |
| Pine Haven Investment Counsel, Inc | 5,474 | $5.12M | 3.44% | +18+0.3% | Added |
| Csenge Advisory Group | 5,476 | $5.12M | 0.21% | +133+2.5% | Added |
| Linscomb & Williams, Inc. | 5,489 | $5.13M | 0.22% | −192−3.4% | Reduced |
| Parcion Private Wealth LLC | 5,490 | $5.14M | 0.29% | +924+20.2% | Added |
| Allen Investment Management LLC | 5,490 | $5.14M | 0.06% | +9+0.2% | Added |
| HWG Holdings LP | 5,491 | $5.14M | 1.16% | −926−14.4% | Reduced |
| Excelsior Advisor Network LLC | 5,491 | $5.14M | 0.68% | +4,026+274.8% | Added |
| Rheos Capital Works Inc. | 5,500 | $5.14M | 0.29% | 00.0% | Unchanged |
| Trustmark National Bank Trust Department | 5,507 | $5.15M | 0.31% | −57−1.0% | Reduced |
| Cohen Capital Management, Inc. | 5,511 | $5.16M | 0.70% | 00.0% | Unchanged |
| Darwins River Capital, LP | 5,519 | $5.16M | 2.83% | +5,519 | New |
| Family Legacy, Inc. | 5,540 | $5.18M | 1.38% | −20−0.4% | Reduced |
| TCTC Holdings, LLC | 5,551 | $5.19M | 0.14% | +350+6.7% | Added |
| Clean Yield Group | 5,562 | $5.20M | 1.29% | +390+7.5% | Added |
| TRUE Private Wealth Advisors | 5,562 | $5.20M | 0.45% | +283+5.4% | Added |
| Harold Davidson & Associates Inc. | 5,567 | $5.21M | 2.26% | +48+0.9% | Added |
| Bamco Inc | 5,569 | $5.21M | 0.01% | −780−12.3% | Reduced |
| Left Brain Wealth Management, LLC | 5,579 | $5.22M | 1.57% | +10+0.2% | Added |
| New Hampshire Trust | 5,594 | $5.23M | 0.99% | −38−0.7% | Reduced |
| Somerset Trust Co | 5,596 | $5.23M | 1.48% | +40+0.7% | Added |
| Midwest Professional Planners, LTD. | 5,604 | $5.24M | 1.03% | −91−1.6% | Reduced |
| Etesian Wealth Advisors, Inc. | 5,631 | $5.27M | 1.56% | −8−0.1% | Reduced |
| ICW Investment Advisors LLC | 5,633 | $5.27M | 1.84% | −62−1.1% | Reduced |
| Regal Investment Advisors LLC | 5,658 | $5.29M | 0.27% | −1,052−15.7% | Reduced |
| Little House Capital LLC | 5,658 | $5.29M | 1.19% | +212+3.9% | Added |
| WD Rutherford LLC | 5,659 | $5.29M | 1.92% | −48−0.8% | Reduced |
| Avestar Capital, LLC | 5,668 | $5.30M | 0.31% | +39+0.7% | Added |
| Godshalk Welsh Capital Management, Inc. | 5,674 | $5.31M | 2.87% | +25+0.4% | Added |
| Alhambra Investment Partners LLC | 5,681 | $5.31M | 2.32% | −153−2.6% | Reduced |
| Beacon Investment Advisors LLC | 5,696 | $5.33M | 1.67% | −21−0.4% | Reduced |
| Soltis Investment Advisors LLC | 5,709 | $5.34M | 0.31% | +1,045+22.4% | Added |
| Claret Asset Management Corp | 5,710 | $5.34M | 0.58% | −16−0.3% | Reduced |