Costco WholesaleCOST
13F holders, Q1 2026 (March 31)4,272holders +135
247new positions
116sold out
17famous investors
$972.55avg. 13F price*
At the end of Q1 2026, 4,272 institutions reported holding Costco Wholesale Corp. (COST) in their 13F filings, up 135 from Q4 2025. 247 opened new positions and 116 sold out. The largest holders were BlackRock, Inc. ($34.8B), Vanguard Capital Management LLC ($28.7B) and State Street Corp. ($18.1B). 17 famous investors held it, including Ken Fisher (1.1% of Fisher Asset Management's portfolio), David E. Shaw (0.7% of D. E. Shaw & Co.'s portfolio) and Cliff Asness (0.5% of AQR Capital Management's portfolio).
- Company
- Costco Wholesale Corp.
- Sector
- Consumer Discretionary
- CUSIP
- 22160K105
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2025 → Q1 2026
| Institutions | Total Value | |
|---|---|---|
| New Positions | 247 | $703.9M |
| Exits | 116 | $625.0M |
All 13F filers, Q4 2025 → Q1 2026: 24,463,377 shares bought and 14,927,090 shares sold, net +9,536,287 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 4,272 holders
| BlackRock, Inc. | 0.61% | Reduce -0.4% | 34,947,040 | $34.8B |
| Vanguard Capital Management LLC | 0.71% | — | 28,847,448 | $28.7B |
| State Street Corp. | 0.63% | Add +0.0% | 18,152,232 | $18.1B |
| Invesco Ltd. | 1.33% | Reduce -4.6% | 13,629,248 | $13.6B |
| Vanguard Portfolio Management LLC | 0.56% | — | 10,705,635 | $10.7B |
| Geode Capital Management, LLC | 0.66% | Add +2.6% | 10,659,224 | $10.6B |
| Morgan Stanley | 0.59% | Add +3.9% | 9,898,711 | $9.9B |
| Bank of America Corp. | 0.55% | Add +11.5% | 7,515,031 | $7.5B |
| FMR LLC | 0.35% | Add +0.4% | 6,718,589 | $6.7B |
| Northern Trust Corp. | 0.65% | Add +0.3% | 4,928,107 | $4.9B |
| JPMorgan Chase & Co. | 0.27% | Add +35.5% | 4,039,916 | $4.0B |
| Royal Bank of Canada | 0.71% | Reduce -4.9% | 3,758,850 | $3.7B |
| Charles Schwab Investment Management Inc. | 0.52% | Add +3.6% | 3,400,303 | $3.4B |
| Bank of New York Mellon Corp | 0.62% | Reduce -3.6% | 3,391,624 | $3.4B |
| Fisher Asset Management | 1.09% | Add +1.4% | 3,219,856 | $3.2B |
| Goldman Sachs Group Inc. | 0.42% | Add +24.1% | 3,213,809 | $3.2B |
| Wells Fargo & Company | 0.62% | Add +2.2% | 3,111,874 | $3.1B |
| Nuveen, LLC | 0.83% | Add +41.5% | 3,074,057 | $3.1B |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.60% | Add +5.5% | 2,907,419 | $2.9B |
| Amundi | 0.77% | Add +11.1% | 2,839,016 | $2.8B |
| Capital International Investors | 0.64% | Add +329.4% | 2,749,541 | $2.7B |
| T. Rowe Price Associates Inc. | 0.30% | Add +31.8% | 2,576,040 | $2.6B |
| Vanguard Fiduciary Trust Co. | 0.64% | — | 2,561,190 | $2.6B |
| Legal & General Group Plc | 0.58% | Add +0.5% | 2,504,233 | $2.5B |
| UBS Group AG | 0.44% | Reduce -8.7% | 2,480,387 | $2.5B |
| Alliancebernstein L.P. | 0.77% | Reduce -2.9% | 2,766,241 | $2.4B |
| Jennison Associates LLC | 1.58% | Add +3.8% | 2,312,440 | $2.3B |
| Capital World Investors | 0.28% | Reduce -48.3% | 2,034,165 | $2.0B |
| American Century Companies Inc. | 0.93% | Add +3.7% | 1,806,389 | $1.8B |
| Dimensional Fund Advisors LP | 0.35% | Add +0.6% | 1,684,707 | $1.7B |
| Ameriprise Financial Inc. | 0.34% | Reduce -6.4% | 1,446,010 | $1.4B |
| Franklin Resources Inc. | 0.36% | Add +70.1% | 1,438,786 | $1.4B |
| Raymond James Financial Inc. | 0.43% | Add +2.3% | 1,403,778 | $1.4B |
| Bank of Montreal | 0.57% | Reduce -23.5% | 1,369,928 | $1.4B |
| Deutsche Bank AG | 0.45% | Reduce -4.3% | 1,353,438 | $1.3B |
| Swiss National Bank | 0.75% | Add +7.3% | 1,302,660 | $1.3B |
| Principal Financial Group Inc. | 0.61% | Reduce -3.0% | 1,140,620 | $1.1B |
| LPL Financial LLC | 0.29% | Add +4.4% | 1,113,122 | $1.1B |
| HSBC Holdings PLC | 0.65% | Reduce -4.0% | 1,086,751 | $1.1B |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.72% | Add +7.1% | 1,077,949 | $1.1B |
| Barclays PLC | 0.38% | Reduce -25.1% | 1,067,012 | $1.1B |
| Sumitomo Mitsui Trust Group, Inc. | 0.68% | Reduce -3.2% | 1,049,993 | $1.0B |
| AQR Capital Management | 0.47% | Add +211.8% | 1,027,658 | $1.0B |
| Vanguard Global Advisers, LLC | 0.52% | — | 971,143 | $967.7M |
| California Public Employees Retirement System | 0.58% | Reduce -15.2% | 941,708 | $938.3M |
| TD Asset Management Inc | 0.76% | Add +24.6% | 937,230 | $933.9M |
| National Pension Service | 0.71% | Add +1.6% | 933,576 | $930.2M |
| Neuberger Berman Group LLC | 0.68% | Add +6.8% | 892,222 | $889.3M |
| D. E. Shaw & Co. | 0.75% | Reduce -4.2% | 885,158 | $882.0M |
| Canada Pension Plan Investment Board | 0.56% | Reduce -10.1% | 876,126 | $873.0M |
| Two Sigma Investments, LP | 0.75% | Add +237.6% | 874,793 | $871.7M |
| SG Americas Securities, LLC | 0.90% | Add +75.1% | 817,441 | $814.5M |
| Rhumbline Advisers | 0.70% | Reduce -1.8% | 816,202 | $813.3M |
| Acadian Asset Management LLC | 1.15% | Add +27.5% | 815,308 | $812.3M |
| Everett Harris & Co. | 10.00% | Reduce -0.8% | 777,695 | $774.9M |
| VANGUARD ASSET MANAGEMENT, Ltd | 0.66% | — | 772,379 | $769.6M |
| Corient Private Wealth LP | 1.05% | Reduce -11.7% | 758,986 | $732.8M |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 0.82% | Add +12.4% | 705,175 | $702.5M |
| Stifel Financial Corp. | 0.64% | Reduce -2.9% | 702,918 | $700.6M |
| First Trust Advisors LP | 0.49% | Add +18.0% | 692,252 | $689.8M |
| Voya Investment Management LLC | 0.82% | Add +542.4% | 688,005 | $685.5M |
| California State Teachers Retirement System | 0.72% | Reduce -2.2% | 687,142 | $684.7M |
| Parnassus Investments, LLC | 1.97% | Add +2.0% | 675,504 | $673.1M |
| Bessemer Group Inc. | 1.05% | Add +12.8% | 669,797 | $667.4M |
| National Bank of Canada | 0.68% | Reduce -15.7% | 662,080 | $659.7M |
| APG Asset Management N.V. | 2.08% | Add +13.1% | 759,919 | $657.2M |
| Swedbank AB | 0.67% | Add +0.2% | 643,451 | $641.2M |
| PNC Financial Services Group, Inc. | 0.36% | Add +0.7% | 630,814 | $628.6M |
| ProShare Advisors LLC | 0.93% | Reduce -18.4% | 627,658 | $625.4M |
| Emerald Advisors, LLC | 77.03% | Reduce -2.7% | 622,528 | $620.3M |
| Envestnet Asset Management Inc. | 0.16% | Add +9.2% | 617,064 | $614.9M |
| Baird Financial Group, Inc. | 0.96% | Add +2.9% | 615,148 | $613.0M |
| Capital Research Global Investors | 0.09% | Add +5.5% | 607,220 | $605.1M |
| Citigroup Inc. | 0.39% | Add +10.7% | 605,071 | $602.9M |
| BNP Paribas Financial Markets | 0.37% | Reduce -49.8% | 553,311 | $551.3M |
| Citadel Advisors | 0.39% | Reduce -11.4% | 544,795 | $542.9M |
| Blair William & Co. | 1.49% | Add +0.0% | 521,277 | $519.4M |
| US Bancorp \de | 0.62% | Reduce -1.1% | 512,520 | $510.7M |
| New York State Common Retirement Fund | 0.71% | Add +0.2% | 510,239 | $508.4M |
| Assenagon Asset Management S.A. | 0.81% | Reduce -55.2% | 509,685 | $507.9M |
| Caisse de depot et placement du Quebec | 0.80% | Add +24.5% | 499,620 | $497.8M |
| Arrowstreet Capital, Limited Partnership | 0.27% | Reduce -49.7% | 497,740 | $496.0M |
| Federated Hermes, Inc. | 0.80% | Add +26.3% | 493,417 | $491.7M |
| Bank Julius Baer & Co. Ltd, Zurich | 1.47% | Reduce -3.1% | 490,078 | $488.3M |
| 1832 Asset Management L.P. | 0.62% | Add +43.7% | 470,973 | $469.3M |
| Provident Trust Co. | 9.80% | Reduce -14.1% | 470,364 | $468.7M |
| Russell Investments Group, Ltd. | 0.50% | Add +6.1% | 463,378 | $461.7M |
| Healthcare of Ontario Pension Plan Trust Fund | 0.74% | Add +80.5% | 446,187 | $444.6M |
| Capitolis Liquid Global Markets LLC | 2.80% | — | 441,316 | $439.7M |
| Prudential Financial Inc. | 0.54% | Add +5.6% | 440,304 | $438.7M |
| Aviva PLC | 0.74% | Add +5.3% | 440,250 | $438.7M |
| Mariner, LLC | 0.51% | Add +10.3% | 437,088 | $435.5M |
| HighTower Advisors, LLC | 0.46% | Add +3.7% | 434,914 | $433.4M |
| Cerity Partners LLC | 0.61% | Add +6.9% | 433,645 | $432.1M |
| Williams Jones Wealth Management, LLC. | 5.23% | Reduce -0.7% | 426,863 | $425.3M |
| Rockefeller Capital Management L.P. | 0.75% | Add +7.7% | 424,493 | $423.0M |
| Adage Capital Partners Gp, L.L.C. | 0.61% | Add +2.1% | 397,677 | $396.3M |
| Public Employees Retirement Association of Colorado | 1.55% | Reduce -1.5% | 397,430 | $396.0M |
| Chevy Chase Trust Holdings, LLC | 1.13% | Add +0.2% | 394,177 | $392.8M |
| State Board of Administration of Florida Retirement System | 0.73% | Reduce -1.3% | 390,518 | $389.1M |
"% of holder's portfolio" is COST's weight in each manager's 13F, not the share of Costco Wholesale Corp. the manager owns.