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, Q4 2025
Institutional positions in Costco Wholesale Corp as of Dec 31, 2025. 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
- 4,139
- +272 vs. Q3 2025
- Shares held
- 317.0M
- +21.4M (+7.2%) vs. Q3 2025
- Total value
- $272.0B
- −$1.24B (−0.5%) vs. Q3 2025
- New holders
- 447
- 1,563 more added
- Sold out
- 175
- 1,654 more reduced
75 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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 | 4,275 | $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, Q4 2025
Shares, value and share of portfolio for each institution holding Costco Wholesale Corp; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Adage Capital Partners GP, L.L.C. | 389,577 | $335.9M | 0.51% | −700−0.2% | Reduced |
| Janus Henderson Group PLC | 386,163 | $333.0M | 0.15% | 00.0% | Unchanged |
| Bank of Nova Scotia | 379,132 | $326.9M | 0.48% | +205,495+118.3% | Added |
| Worldquant Millennium Advisors LLC | 374,504 | $322.9M | 1.25% | −60,315−13.9% | Reduced |
| Squarepoint Ops LLC | 370,341 | $319.4M | 0.64% | +142,620+62.6% | Added |
| Commonwealth Equity Services, LLC | 365,291 | $315.0M | 0.42% | −12,160−3.2% | Reduced |
| Great West Life Assurance Co | 359,630 | $310.2M | 0.54% | −91,852−20.3% | Reduced |
| Standard Life Aberdeen plc | 356,098 | $307.1M | 0.48% | −5,975−1.7% | Reduced |
| Colony Group, LLC | 348,598 | $303.2M | 0.35% | +69,135+24.7% | Added |
| New York State Teachers Retirement System | 350,222 | $302.0M | 0.59% | −12,165−3.4% | Reduced |
| Victory Capital Management Inc | 342,526 | $295.4M | 0.17% | −5,219−1.5% | Reduced |
| Keybank National Association | 335,004 | $288.9M | 1.03% | +394+0.1% | Added |
| Danske Bank A/S | 334,495 | $288.4M | 0.67% | +41,208+14.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 333,623 | $287.7M | 0.43% | +23,400+7.5% | Added |
| Two Sigma Advisers, LP | 333,400 | $287.5M | 0.56% | −307,100−47.9% | Reduced |
| AQR Capital Management LLC | 329,534 | $284.2M | 0.15% | −47,882−12.7% | Reduced |
| Schroder Investment Management Group | 327,382 | $283.4M | 0.21% | −134,195−29.1% | Reduced |
| William Blair Investment Management, LLC | 328,468 | $283.3M | 0.79% | +5,728+1.8% | Added |
| 1832 Asset Management L.P. | 327,789 | $282.7M | 0.36% | +58,629+21.8% | Added |
| Korea Investment CORP | 319,518 | $275.5M | 0.54% | −34,298−9.7% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 320,557 | $275.4M | 0.45% | −1,040−0.3% | Reduced |
| CIBC World Markets Inc. | 318,263 | $274.5M | 0.49% | +15,833+5.2% | Added |
| Manufacturers Life Insurance Company, The | 312,558 | $269.5M | 0.22% | +33,772+12.1% | Added |
| Alphinity Investment Management Pty Ltd | 292,767 | $252.5M | 2.56% | −115,235−28.2% | Reduced |
| Haverford Trust Co | 291,906 | $251.7M | 2.24% | −1,998−0.7% | Reduced |
| Millennium Management LLC | 291,896 | $251.7M | 0.18% | −40,215−12.1% | Reduced |
| Truist Financial Corp | 290,254 | $250.3M | 0.33% | −25,057−7.9% | Reduced |
| Rathbone Brothers plc | 274,665 | $236.8M | 0.93% | +5,876+2.2% | Added |
| Loring Wolcott & Coolidge Fiduciary Advisors LLP | 243,719 | $236.5M | 2.14% | +2,123+0.9% | Added |
| Robeco Institutional Asset Management B.V. | 269,502 | $232.4M | 0.33% | −108,852−28.8% | Reduced |
| Creative Planning | 266,196 | $229.6M | 0.16% | +4,263+1.6% | Added |
| Advisor Group Holdings, Inc. | 263,210 | $227.3M | 0.33% | −20,337−7.2% | Reduced |
| Two Sigma Investments, LP | 259,124 | $223.5M | 0.33% | +8,226+3.3% | Added |
| DekaBank Deutsche Girozentrale | 280,188 | $222.9M | 0.42% | 00.0% | Unchanged |
| Natixis Advisors, L.P. | 253,404 | $218.5M | 0.31% | −32,763−11.4% | Reduced |
| PFA Pension, Forsikringsaktieselskab | 246,476 | $213.4M | 0.61% | +246,476 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 247,238 | $213.2M | 0.36% | +30,209+13.9% | Added |
| Capital Counsel LLC | 241,679 | $208.4M | 7.96% | +470.0% | Added |
| NEOS Investment Management LLC | 239,906 | $206.9M | 1.20% | +55,396+30.0% | Added |
| Cetera Investment Advisers | 239,548 | $206.6M | 0.23% | −7,737−3.1% | Reduced |
| Pictet Asset Management Holding SA | 235,774 | $203.3M | 0.20% | +4,442+1.9% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 234,701 | $202.4M | 0.48% | +6,370+2.8% | Added |
| Quantinno Capital Management LP | 233,694 | $201.5M | 0.41% | +36,893+18.7% | Added |
| State of Wisconsin Investment Board | 232,243 | $200.3M | 0.45% | −4,643−2.0% | Reduced |
| Brown Brothers Harriman & Co | 231,797 | $199.9M | 1.09% | −3,680−1.6% | Reduced |
| Asset Management One Co.,Ltd. | 227,688 | $197.6M | 0.55% | +3,617+1.6% | Added |
| Royal London Asset Management Ltd | 228,360 | $196.9M | 0.41% | −1,757−0.8% | Reduced |
| Fifth Third Bancorp | 224,205 | $193.3M | 0.61% | −4,714−2.1% | Reduced |
| Greenbrier Partners Capital Management, LLC | 224,059 | $193.2M | 12.96% | −293−0.1% | Reduced |
| Mackenzie Financial Corp | 223,248 | $192.9M | 0.23% | +51,037+29.6% | Added |
| Mirae Asset Global Investments Co., Ltd. | 218,393 | $188.3M | 0.52% | +34,906+19.0% | Added |
| Congress Asset Management Co | 217,475 | $187.5M | 1.32% | −5,210−2.3% | Reduced |
| Nomura Asset Management Co Ltd | 217,379 | $187.5M | 0.47% | +5,967+2.8% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 216,731 | $186.9M | 0.40% | +2,513+1.2% | Added |
| Banque Transatlantique SA | 211,962 | $183.6M | 4.45% | +6,710+3.3% | Added |
| Loomis Sayles & Co L P | 211,153 | $182.1M | 0.22% | −9,973−4.5% | Reduced |
| Ensign Peak Advisors, Inc | 207,317 | $178.8M | 0.32% | −15,871−7.1% | Reduced |
| Huntington National Bank | 206,862 | $178.4M | 1.07% | −834−0.4% | Reduced |
| CIBC Asset Management Inc | 206,884 | $178.4M | 0.43% | +52,696+34.2% | Added |
| Public Employees Retirement System of Ohio | 202,508 | $174.6M | 0.54% | −10,797−5.1% | Reduced |
| Toronto Dominion Bank | 202,346 | $174.5M | 0.31% | +20,500+11.3% | Added |
| Hudson Bay Capital Management LP | 200,000 | $172.5M | 0.99% | +71,955+56.2% | Added |
| M&T Bank Corp | 198,776 | $171.4M | 0.55% | +4,031+2.1% | Added |
| Nomura Asset Management International Inc. | 198,383 | $171.1M | 0.26% | +198,383 | New |
| Sarasin & Partners LLP | 197,416 | $170.2M | 1.77% | −37,039−15.8% | Reduced |
| CIBC World Markets Corp | 192,330 | $165.9M | 0.83% | +192,330 | New |
| Douglass Winthrop Advisors, LLC | 191,118 | $164.8M | 2.88% | −3,217−1.7% | Reduced |
| D.A. Davidson & Co. | 188,392 | $162.5M | 1.00% | −2,300−1.2% | Reduced |
| Captrust Financial Advisors | 186,667 | $161.0M | 0.31% | +11,527+6.6% | Added |
| Northwestern Mutual Wealth Management Co | 186,435 | $160.8M | 0.10% | −3,416−1.8% | Reduced |
| TD Waterhouse Canada Inc. | 186,468 | $160.8M | 1.00% | +12,636+7.3% | Added |
| Treasurer of the State of North Carolina | 185,983 | $160.4M | 0.51% | −13,586−6.8% | Reduced |
| TCW Group Inc | 182,557 | $157.4M | 1.13% | +1,591+0.9% | Added |
| Empower Advisory Group, LLC | 179,960 | $155.2M | 0.42% | −1,645−0.9% | Reduced |
| Resona Asset Management Co.,Ltd. | 179,534 | $155.0M | 0.75% | −3,036−1.7% | Reduced |
| Actiam N.V. | 178,508 | $153.9M | 1.55% | +1,261+0.7% | Added |
| Mn Services Vermogensbeheer B.V. | 171,766 | $148.1M | 0.91% | +3,266+1.9% | Added |
| SEI Investments Co | 171,664 | $148.0M | 0.15% | +22,329+15.0% | Added |
| Panagora Asset Management Inc | 171,313 | $147.7M | 0.52% | +32,120+23.1% | Added |
| State of Michigan Retirement System | 169,769 | $146.4M | 0.71% | −5,100−2.9% | Reduced |
| State of Tennessee, Treasury Department | 149,272 | $140.4M | 0.45% | −853−0.6% | Reduced |
| Retirement Systems of Alabama | 162,443 | $140.1M | 0.45% | +19,942+14.0% | Added |
| Welch & Forbes LLC | 162,345 | $140.0M | 1.70% | +352+0.2% | Added |
| Local Pensions Partnership Investment Ltd | 159,400 | $137.4M | 2.42% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 159,060 | $137.2M | 0.53% | +420+0.3% | Added |
| Allianz Asset Management GmbH | 157,687 | $136.0M | 0.16% | −6,653−4.0% | Reduced |
| GWM Advisors LLC | 154,344 | $133.1M | 0.48% | +62,750+68.5% | Added |
| Guggenheim Capital LLC | 154,238 | $133.0M | 0.98% | +2,619+1.7% | Added |
| Epoch Investment Partners, Inc. | 153,413 | $132.3M | 0.75% | −20,159−11.6% | Reduced |
| State of New Jersey Common Pension Fund D | 152,180 | $131.2M | 0.47% | −3,282−2.1% | Reduced |
| Wellington Management Group LLP | 151,814 | $130.9M | 0.02% | +8,636+6.0% | Added |
| EP Wealth Advisors, LLC | 149,784 | $129.2M | 0.67% | +149,784 | New |
| AustralianSuper Pty Ltd | 147,586 | $127.3M | 0.59% | −49,527−25.1% | Reduced |
| Agf Management Ltd | 146,527 | $126.4M | 0.55% | +49,678+51.3% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 143,261 | $123.5M | 0.11% | −124,299−46.5% | Reduced |
| Daiwa Securities Group Inc. | 143,184 | $123.5M | 0.40% | +6,054+4.4% | Added |
| Toroso Investments, LLC | 142,089 | $122.5M | 0.51% | +19,664+16.1% | Added |
| Massachusetts Financial Services Co | 142,063 | $122.5M | 0.04% | −21,293−13.0% | Reduced |
| Bartlett & Co. Wealth Management LLC | 141,010 | $121.6M | 1.59% | −1,229−0.9% | Reduced |
| Teacher Retirement System of Texas | 140,429 | $121.1M | 0.42% | +27,625+24.5% | Added |