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 |
|---|---|---|---|---|---|
| BlackRock, Inc. | 34,202,834 | $32.0B | 0.48% | −744,206−2.1% | Reduced |
| Vanguard Capital Management LLC | 28,976,605 | $27.1B | 0.58% | +129,157+0.4% | Added |
| State Street Corp | 18,384,951 | $17.2B | 0.51% | +232,719+1.3% | Added |
| Invesco Ltd. | 13,989,137 | $13.1B | 1.04% | +359,889+2.6% | Added |
| Geode Capital Management, LLC | 10,627,472 | $9.90B | 0.53% | −31,752−0.3% | Reduced |
| Vanguard Portfolio Management LLC | 10,402,555 | $9.73B | 0.44% | −303,080−2.8% | Reduced |
| Morgan Stanley | 10,220,437 | $9.56B | 0.51% | +321,726+3.3% | Added |
| Bank of America Corp | 7,249,774 | $6.78B | 0.44% | −265,257−3.5% | Reduced |
| Norges Bank | 6,474,767 | $6.06B | 0.60% | +6,474,767 | New |
| FMR LLC | 6,163,541 | $5.77B | 0.25% | −555,048−8.3% | Reduced |
| Northern Trust Corp | 4,835,919 | $4.52B | 0.53% | −92,188−1.9% | Reduced |
| Royal Bank of Canada | 4,292,111 | $4.02B | 0.68% | +533,261+14.2% | Added |
| JPMorgan Chase & Co | 4,224,191 | $4.00B | 0.23% | +184,275+4.6% | Added |
| Charles Schwab Investment Management Inc | 3,631,675 | $3.40B | 0.45% | +231,372+6.8% | Added |
| Goldman Sachs Group Inc | 3,293,734 | $3.08B | 0.32% | +79,925+2.5% | Added |
| Fisher Asset Management, LLC | 3,253,040 | $3.04B | 0.91% | +33,184+1.0% | Added |
| Bank of New York Mellon Corp | 3,215,058 | $3.01B | 0.49% | −176,566−5.2% | Reduced |
| Nuveen, LLC | 3,189,881 | $2.98B | 0.71% | +115,824+3.8% | Added |
| Wells Fargo & Company | 3,106,170 | $2.91B | 0.51% | −5,704−0.2% | Reduced |
| UBS Asset Management Americas Inc | 3,068,312 | $2.87B | 0.52% | +160,893+5.5% | Added |
| Capital International Investors | 2,770,728 | $2.59B | 0.54% | +21,187+0.8% | Added |
| Alliancebernstein L.P. | 2,549,000 | $2.54B | 0.90% | −217,241−7.9% | Reduced |
| UBS Group AG | 2,675,980 | $2.50B | 0.40% | +195,593+7.9% | Added |
| Legal & General Group Plc | 2,525,135 | $2.36B | 0.49% | +20,902+0.8% | Added |
| Vanguard Fiduciary Trust Co | 2,516,516 | $2.35B | 0.52% | −44,674−1.7% | Reduced |
| Amundi | 2,424,461 | $2.27B | 0.55% | −414,555−14.6% | Reduced |
| Jennison Associates LLC | 2,166,050 | $2.03B | 1.22% | −146,390−6.3% | Reduced |
| Price T Rowe Associates Inc | 2,063,521 | $1.93B | 0.19% | −512,519−19.9% | Reduced |
| Capital World Investors | 2,043,628 | $1.91B | 0.23% | +9,463+0.5% | Added |
| SG Americas Securities, LLC | 1,773,372 | $1.66B | 0.95% | +955,931+116.9% | Added |
| Dimensional Fund Advisors LP | 1,654,851 | $1.55B | 0.28% | −29,856−1.8% | Reduced |
| Deutsche Bank AG | 1,463,192 | $1.37B | 0.40% | +109,754+8.1% | Added |
| American Century Companies Inc | 1,448,226 | $1.35B | 0.60% | −358,163−19.8% | Reduced |
| Bank of Montreal | 1,434,743 | $1.34B | 0.50% | +64,815+4.7% | Added |
| Raymond James Financial Inc | 1,413,102 | $1.32B | 0.36% | +9,324+0.7% | Added |
| Ameriprise Financial Inc | 1,339,096 | $1.25B | 0.25% | −106,914−7.4% | Reduced |
| AQR Capital Management LLC | 1,253,747 | $1.17B | 0.41% | +226,089+22.0% | Added |
| Swiss National Bank | 1,251,300 | $1.17B | 0.61% | −51,360−3.9% | Reduced |
| HSBC Holdings PLC | 1,239,037 | $1.16B | 0.56% | +152,286+14.0% | Added |
| Marshall Wace, LLP | 1,174,466 | $1.10B | 0.93% | +910,725+345.3% | Added |
| Franklin Resources Inc | 1,162,963 | $1.09B | 0.24% | −275,823−19.2% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 1,160,998 | $1.09B | 0.60% | +83,049+7.7% | Added |
| LPL Financial LLC | 1,145,398 | $1.07B | 0.24% | +32,276+2.9% | Added |
| Acadian Asset Management LLC | 1,141,108 | $1.07B | 1.27% | +325,800+40.0% | Added |
| Principal Financial Group Inc | 1,092,459 | $1.02B | 0.50% | −48,161−4.2% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 1,080,484 | $1.01B | 0.58% | +30,491+2.9% | Added |
| California Public Employees Retirement System | 1,010,418 | $945.2M | 0.53% | +68,710+7.3% | Added |
| Two Sigma Investments, LP | 1,006,231 | $941.3M | 0.71% | +131,438+15.0% | Added |
| National Pension Service | 966,727 | $904.3M | 0.58% | +33,151+3.6% | Added |
| Vanguard Global Advisers, LLC | 957,168 | $895.4M | 0.42% | −13,975−1.4% | Reduced |
| Barclays PLC | 943,080 | $882.2M | 0.28% | −123,932−11.6% | Reduced |
| Canada Pension Plan Investment Board | 916,798 | $857.6M | 0.47% | +40,672+4.6% | Added |
| Neuberger Berman Group LLC | 880,718 | $823.9M | 0.55% | −11,504−1.3% | Reduced |
| D. E. Shaw & Co., Inc. | 873,316 | $817.0M | 0.50% | −11,842−1.3% | Reduced |
| Citigroup Inc | 873,116 | $816.8M | 0.38% | +268,045+44.3% | Added |
| Vanguard Asset Management, Ltd | 866,849 | $810.9M | 0.55% | +94,470+12.2% | Added |
| Rhumbline Advisers | 786,232 | $735.5M | 0.55% | −29,970−3.7% | Reduced |
| First Trust Advisors LP | 755,150 | $706.4M | 0.42% | +62,898+9.1% | Added |
| CI Private Wealth, LLC | 754,706 | $706.0M | 0.98% | −4,280−0.6% | Reduced |
| National Bank of Canada | 751,142 | $702.7M | 0.62% | +89,062+13.5% | Added |
| Everett Harris & Co | 734,529 | $687.1M | 8.44% | −43,166−5.6% | Reduced |
| TD Asset Management Inc | 720,407 | $673.9M | 0.58% | −216,823−23.1% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 712,347 | $666.4M | 0.67% | +7,172+1.0% | Added |
| Stifel Financial Corp | 695,622 | $650.9M | 0.54% | −7,296−1.0% | Reduced |
| BNP Paribas Arbitrage, SA | 692,107 | $647.4M | 0.34% | +138,796+25.1% | Added |
| California State Teachers Retirement System | 674,638 | $631.1M | 0.58% | −12,504−1.8% | Reduced |
| Assenagon Asset Management S.A. | 670,304 | $627.0M | 0.81% | +160,619+31.5% | Added |
| Bessemer Group Inc | 663,996 | $621.1M | 0.85% | −5,801−0.9% | Reduced |
| Swedbank AB | 643,428 | $601.9M | 0.52% | −230.0% | Reduced |
| Parnassus Investments | 625,050 | $584.7M | 1.56% | −50,454−7.5% | Reduced |
| The PNC Financial Services Group, Inc. | 624,365 | $584.1M | 0.29% | −6,449−1.0% | Reduced |
| Emerald Advisors, LLC | 622,528 | $582.4M | 73.18% | 00.0% | Unchanged |
| Baird Financial Group, Inc. | 622,012 | $581.9M | 0.80% | +6,864+1.1% | Added |
| Envestnet Asset Management Inc | 613,482 | $573.9M | 0.14% | −3,582−0.6% | Reduced |
| APG Asset Management N.V. | 645,893 | $528.5M | 1.30% | −114,026−15.0% | Reduced |
| Russell Investments Group, Ltd. | 531,750 | $498.4M | 0.44% | +68,372+14.8% | Added |
| Blair William & Co | 524,692 | $490.8M | 1.28% | +3,415+0.7% | Added |
| US Bancorp | 512,209 | $479.2M | 0.52% | −311−0.1% | Reduced |
| Citadel Advisors LLC | 509,661 | $476.8M | 0.27% | −35,134−6.4% | Reduced |
| Bank Julius Baer & Co. Ltd, Zurich | 486,491 | $456.2M | 1.18% | −3,587−0.7% | Reduced |
| New York State Common Retirement Fund | 484,439 | $453.2M | 0.57% | −25,800−5.1% | Reduced |
| ProShare Advisors LLC | 480,409 | $449.4M | 0.65% | −147,249−23.5% | Reduced |
| Provident Trust Co | 470,400 | $440.0M | 9.22% | +360.0% | Added |
| Caisse de Depot Et Placement du Quebec | 469,190 | $438.9M | 0.63% | −30,430−6.1% | Reduced |
| Capital Research Global Investors | 456,174 | $426.7M | 0.06% | −151,046−24.9% | Reduced |
| Federated Hermes, Inc. | 453,439 | $424.2M | 0.61% | −39,978−8.1% | Reduced |
| HighTower Advisors, LLC | 448,285 | $419.4M | 0.40% | +13,371+3.1% | Added |
| Aviva PLC | 444,887 | $416.2M | 0.61% | +4,637+1.1% | Added |
| Manufacturers Life Insurance Company, The | 444,473 | $415.8M | 0.33% | +87,317+24.4% | Added |
| Cerity Partners LLC | 438,863 | $410.6M | 0.50% | +5,218+1.2% | Added |
| Man Group plc | 437,789 | $409.5M | 0.75% | +80,098+22.4% | Added |
| Arrowstreet Capital, Limited Partnership | 435,937 | $407.8M | 0.18% | −61,803−12.4% | Reduced |
| Rockefeller Capital Management L.P. | 432,646 | $404.7M | 0.62% | +8,153+1.9% | Added |
| Williams Jones Wealth Management, LLC. | 425,262 | $397.8M | 4.49% | −1,601−0.4% | Reduced |
| Mariner, LLC | 419,996 | $392.9M | 0.41% | −17,092−3.9% | Reduced |
| 1832 Asset Management L.P. | 414,342 | $387.6M | 0.48% | −56,631−12.0% | Reduced |
| Voya Investment Management LLC | 413,614 | $386.9M | 0.33% | −274,391−39.9% | Reduced |
| Jupiter Topco LLC | 404,467 | $378.4M | 0.15% | +404,467 | New |
| Adage Capital Partners GP, L.L.C. | 395,677 | $370.1M | 0.52% | −2,000−0.5% | Reduced |
| Chevy Chase Trust Holdings, Inc. | 389,886 | $364.7M | 0.94% | −4,291−1.1% | Reduced |