Costco Wholesale Corp
COST- Exchange
- Nasdaq
- Industry
- Retail-Variety Stores
- SEC CIK
- 0000909832
No open-market purchases or sales by Costco Wholesale Corp insiders were filed in the last 90 days; 4,260 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
- Institutional holders
- 4,260
- +46 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
- 203
- 1,734 more added
- Sold out
- 157
- 1,736 more reduced
61 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 | 4,260 | $301.8B |
| Q1 2026 | 4,275 | $311.5B |
| Q4 2025 | 4,139 | $272.0B |
| Q3 2025 | 3,942 | $274.4B |
| Q2 2025 | 4,012 | $302.3B |
| Q1 2025 | 3,953 | $287.8B |
| Q4 2024 | 3,942 | $279.6B |
| Q3 2024 | 3,591 | $266.7B |
| Q2 2024 | 3,527 | $258.3B |
| Q1 2024 | 3,420 | $222.0B |
| Q4 2023 | 3,344 | $201.0B |
| Q3 2023 | 3,078 | $169.9B |
| Q2 2023 | 3,042 | $162.0B |
| Q1 2023 | 2,944 | $149.2B |
| Q4 2022 | 2,939 | $137.2B |
| Q3 2022 | 2,826 | $141.6B |
| Q2 2022 | 2,785 | $143.4B |
| Q1 2022 | 2,863 | $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 |
|---|---|---|---|---|---|
| Umb Bank N A | 87,209 | $81.6M | 1.03% | −1,231−1.4% | Reduced |
| Amalgamated Bank | 86,150 | $80.6M | 0.56% | −7,377−7.9% | Reduced |
| Aware Super Pty Ltd as trustee of Aware Super | 84,662 | $79.2M | 1.12% | −381−0.4% | Reduced |
| Nicholas Company, Inc. | 84,494 | $79.0M | 1.45% | 00.0% | Unchanged |
| Flputnam Investment Management Co | 84,347 | $78.9M | 0.94% | +23,564+38.8% | Added |
| Midwest Trust Co | 83,268 | $77.9M | 0.88% | +1,605+2.0% | Added |
| Donaldson Capital Management, LLC | 83,221 | $77.9M | 2.23% | −52−0.1% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 117,005 | $76.1M | 0.13% | +642+0.6% | Added |
| Norinchukin Bank, The | 81,210 | $76.0M | 0.74% | −2,864−3.4% | Reduced |
| Calamos Advisors LLC | 80,404 | $75.2M | 0.27% | −10,602−11.6% | Reduced |
| Peapack Gladstone Financial Corp | 80,301 | $75.1M | 0.86% | +232+0.3% | Added |
| United Capital Financial Advisers, LLC | 79,741 | $74.6M | 0.41% | −936−1.2% | Reduced |
| Zurich Insurance Group Ltd | 79,048 | $73.9M | 0.51% | −35,858−31.2% | Reduced |
| Pinnacle Financial Partners, Inc. | 78,622 | $73.5M | 0.50% | +769+1.0% | Added |
| Kestra Private Wealth Services, LLC | 78,463 | $73.4M | 0.81% | −1,291−1.6% | Reduced |
| Public Sector Pension Investment Board | 75,949 | $71.0M | 0.19% | −19,497−20.4% | Reduced |
| Benjamin Edwards Inc | 75,598 | $70.8M | 0.65% | −10,397−12.1% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 75,568 | $70.7M | 1.13% | +5,438+7.8% | Added |
| Destination Wealth Management | 75,375 | $70.5M | 1.65% | +602+0.8% | Added |
| Gateway Investment Advisers LLC | 75,235 | $70.4M | 0.69% | −56−0.1% | Reduced |
| JustInvest LLC | 75,026 | $70.2M | 0.58% | −3,579−4.6% | Reduced |
| Fiera Capital Corp | 74,325 | $69.5M | 0.25% | −1,427−1.9% | Reduced |
| CBOE Vest Financial, LLC | 73,996 | $69.2M | 0.73% | +20,285+37.8% | Added |
| Abn Amro Investment Solutions | 73,333 | $68.6M | 0.59% | +11,748+19.1% | Added |
| Nan Shan Life Insurance Co., Ltd. | 72,891 | $68.2M | 2.14% | −58,951−44.7% | Reduced |
| Sapient Capital LLC | 72,806 | $68.1M | 0.89% | −931−1.3% | Reduced |
| Lord, Abbett & Co. LLC | 72,113 | $67.5M | 0.19% | +1,652+2.3% | Added |
| Crestwood Advisors Group LLC | 70,789 | $66.2M | 0.98% | −3,284−4.4% | Reduced |
| Capital International Inc | 70,673 | $66.1M | 0.46% | −2,142−2.9% | Reduced |
| Pacific Heights Asset Management LLC | 70,000 | $65.5M | 2.07% | −3,000−4.1% | Reduced |
| Vontobel Holding Ltd. | 69,986 | $65.5M | 0.22% | +31,363+81.2% | Added |
| Capital International Sarl | 69,957 | $65.4M | 0.93% | +1,701+2.5% | Added |
| USS Investment Management Ltd | 69,740 | $65.2M | 0.26% | −2,148−3.0% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 68,974 | $64.5M | 0.05% | −82,644−54.5% | Reduced |
| Hyperion Asset Management Ltd | 68,762 | $64.3M | 1.70% | +5,656+9.0% | Added |
| King Luther Capital Management Corp | 68,642 | $64.2M | 0.26% | +18,438+36.7% | Added |
| iA Global Asset Management Inc. | 67,572 | $63.2M | 0.75% | −3,656−5.1% | Reduced |
| Utah Retirement Systems | 67,381 | $63.0M | 0.60% | −4,784−6.6% | Reduced |
| Perfromance Wealth Partners, LLC | 67,210 | $62.9M | 1.56% | −197−0.3% | Reduced |
| Pinebridge Investments LLC | 67,206 | $62.9M | 0.52% | −8,897−11.7% | Reduced |
| Guardian Capital LP | 66,758 | $62.5M | 1.52% | +1,902+2.9% | Added |
| OP Asset Management Ltd | 66,730 | $62.4M | 0.67% | −28,335−29.8% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 66,541 | $62.2M | 0.47% | −1,723−2.5% | Reduced |
| British Columbia Investment Management Corp | 66,513 | $62.2M | 0.39% | −1,354−2.0% | Reduced |
| Smith Group Asset Management, LLC | 66,244 | $62.0M | 2.52% | +4,349+7.0% | Added |
| Chesley Taft & Associates LLC | 66,032 | $61.8M | 2.41% | −1,213−1.8% | Reduced |
| Windward Capital Management Co | 65,082 | $60.9M | 4.61% | −570−0.9% | Reduced |
| Gabelli Funds LLC | 64,937 | $60.7M | 0.39% | 00.0% | Unchanged |
| Bristol Gate Capital Partners Inc. | 64,911 | $60.7M | 4.23% | +64,911 | New |
| Assetmark, Inc | 64,684 | $60.5M | 0.10% | −1,424−2.2% | Reduced |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 64,618 | $60.4M | 0.42% | +1,105+1.7% | Added |
| La Banque Postale Asset Management SA | 64,251 | $60.1M | 0.60% | +47,399+281.3% | Added |
| Varma Mutual Pension Insurance Co | 63,957 | $59.8M | 0.32% | 00.0% | Unchanged |
| Ilmarinen Mutual Pension Insurance Co | 63,885 | $59.8M | 0.40% | −2,100−3.2% | Reduced |
| Allworth Financial LP | 63,703 | $59.6M | 0.25% | −9,724−13.2% | Reduced |
| Maple Capital Management, Inc. | 63,593 | $59.5M | 3.53% | −10.0% | Reduced |
| Pacer Advisors, Inc. | 63,313 | $59.2M | 0.15% | +19,278+43.8% | Added |
| Baskin Financial Services Inc. | 62,958 | $58.9M | 4.64% | −1,320−2.1% | Reduced |
| Virginia Retirement Systems Et Al | 62,907 | $58.8M | 0.35% | −12,380−16.4% | Reduced |
| Wealthfront Advisers LLC | 62,782 | $58.7M | 0.11% | −3,454−5.2% | Reduced |
| Kimelman & Baird, LLC | 62,596 | $58.6M | 4.31% | −126−0.2% | Reduced |
| Investment House LLC | 62,273 | $58.3M | 2.64% | −640−1.0% | Reduced |
| United Super Pty Ltd in its capacity as Trustee for the Construction & Building Unions Superannuation Fund | 62,219 | $58.2M | 1.04% | +4,761+8.3% | Added |
| New York Life Investment Management LLC | 61,800 | $57.8M | 0.40% | +128+0.2% | Added |
| Capital Investment Counsel, Inc | 61,747 | $57.8M | 6.22% | −1,848−2.9% | Reduced |
| Jane Street Group, LLC | 61,569 | $57.6M | 0.04% | +30,901+100.8% | Added |
| Apollon Wealth Management, LLC | 58,774 | $55.0M | 0.67% | +3,741+6.8% | Added |
| Hosking Partners LLP | 58,728 | $54.9M | 1.83% | −1,847−3.0% | Reduced |
| Danica Pension, Livsforsikringsaktieselskab | 58,414 | $54.6M | 0.87% | −684−1.2% | Reduced |
| Freestone Grove Partners LP | 58,314 | $54.6M | 0.36% | +6,833+13.3% | Added |
| FIL Ltd | 57,904 | $54.2M | 0.04% | −845−1.4% | Reduced |
| Axiom Investors LLC | 57,764 | $54.0M | 0.47% | +4,585+8.6% | Added |
| Chicago Capital, LLC | 57,613 | $53.9M | 1.30% | −901−1.5% | Reduced |
| Norman Fields, Gottscho Capital Management, LLC | 57,203 | $53.5M | 16.21% | +180.0% | Added |
| Whittier Trust Co | 55,870 | $53.1M | 0.52% | −11,447−17.0% | Reduced |
| Ocean Capital Management, LLC | 54,901 | $51.4M | 9.54% | +245+0.4% | Added |
| Andra AP-fonden | 54,742 | $51.2M | 0.59% | −7,880−12.6% | Reduced |
| Jefferies Financial Group Inc. | 54,676 | $51.1M | 0.47% | +35,339+182.8% | Added |
| Oregon Public Employees Retirement Fund | 54,555 | $51.0M | 0.55% | +3,673+7.2% | Added |
| State of Alaska, Department of Revenue | 54,531 | $51.0M | 0.51% | −1,674−3.0% | Reduced |
| Rafferty Asset Management, LLC | 54,457 | $50.9M | 0.12% | +15,927+41.3% | Added |
| Sanibel Captiva Trust Company, Inc. | 54,189 | $50.7M | 1.26% | +835+1.6% | Added |
| Nippon Life Global Investors Americas, Inc. | 54,130 | $50.6M | 2.01% | −8,000−12.9% | Reduced |
| Elo Mutual Pension Insurance Co | 53,903 | $50.4M | 0.65% | +22,325+70.7% | Added |
| Thrivent Financial for Lutherans | 53,636 | $50.2M | 0.08% | −36,823−40.7% | Reduced |
| Beacon Pointe Advisors, LLC | 53,536 | $50.1M | 0.23% | −998−1.8% | Reduced |
| Howard Capital Management Group, LLC | 53,104 | $49.7M | 3.04% | −724−1.3% | Reduced |
| Groupe la Francaise | 53,335 | $49.6M | 0.61% | +8,338+18.5% | Added |
| Shelton Capital Management | 52,745 | $49.3M | 0.92% | −6,642−11.2% | Reduced |
| Clarity Financial LLC | 52,658 | $49.3M | 4.21% | +16,286+44.8% | Added |
| Invictus Private Wealth, LLC | 52,587 | $49.2M | 2.64% | −105−0.2% | Reduced |
| Trust Co of Vermont | 52,299 | $48.9M | 1.82% | +52,299 | New |
| Pittenger & Anderson Inc | 52,251 | $48.9M | 1.75% | +135+0.3% | Added |
| J. Safra Sarasin Holding AG | 49,099 | $48.7M | 0.70% | −1,370−2.7% | Reduced |
| Candriam Luxembourg S.C.A. | 51,817 | $48.4M | 0.22% | +957+1.9% | Added |
| BSN Capital Partners Ltd | 50,000 | $48.1M | 2.17% | +50,000 | New |
| Louisiana State Employees Retirement System | 51,200 | $47.9M | 0.71% | −600−1.2% | Reduced |
| Unio Capital LLC | 50,926 | $47.6M | 9.05% | −188−0.4% | Reduced |
| Retirement Planning Group | 50,837 | $47.6M | 1.21% | +130+0.3% | Added |
| Stock Yards Bank & Trust Co | 50,411 | $47.2M | 1.35% | −60−0.1% | Reduced |