Citadel Advisors (Ken Griffin) — COST Trade History
Quarter-by-quarter changes in the COSTCO WHOLESALE CORPORATION position · CUSIP 22160K105
Currently held · 2 YearsFirst seen: 2015 Q4
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-09-02 | Reduce | 509,661 | -35,134 | -6.4% | $476.8M | 0.05% |
| 2026 Q1 | 2026-05-15 | Reduce | 544,795 | -69,823 | -11.4% | $542.9M | 0.09% |
| 2025 Q4 | 2026-02-17 | Add | 614,618 | 138,488 | +29.1% | $530.0M | 0.08% |
| 2025 Q3 | 2025-11-14 | Add | 476,130 | 422,238 | +783.5% | $440.7M | 0.07% |
| 2025 Q2 | 2025-08-14 | Reduce | 53,892 | -472,383 | -89.8% | $53.3M | 0.01% |
| 2025 Q1 | 2025-05-15 | Add | 526,275 | 256,275 | +94.9% | $497.7M | 0.09% |
| 2024 Q4 | 2025-02-14 | Add | 270,000 | 237,780 | +738.0% | $247.4M | 0.04% |
| 2024 Q3 | 2024-11-14 | New | 32,220 | 32,220 | — | $28.6M | 0.01% |
| 2024 Q2 | 2024-08-14 | Sold out | — | -124,182 | -100.0% | — | — |
| 2024 Q1 | 2024-05-15 | Reduce | 124,182 | -189,410 | -60.4% | $91.0M | 0.02% |
| 2023 Q4 | 2024-02-14 | Add | 313,592 | 227,592 | +264.6% | $207.0M | 0.04% |
| 2023 Q3 | 2023-11-14 | Reduce | 86,000 | -139,225 | -61.8% | $48.6M | 0.01% |
| 2023 Q2 | 2023-08-14 | Add | 225,225 | 139,065 | +161.4% | $121.3M | 0.03% |
| 2023 Q1 | 2023-05-15 | Reduce | 86,160 | -370,715 | -81.1% | $42.8M | 0.01% |
| 2022 Q4 | 2023-02-14 | Add | 456,875 | 168,360 | +58.4% | $208.6M | 0.05% |
| 2022 Q3 | 2022-11-14 | Add | 288,515 | 55,024 | +23.6% | $136.3M | 0.03% |
| 2022 Q2 | 2022-08-15 | Reduce | 233,491 | -263,355 | -53.0% | $111.9M | 0.03% |
| 2022 Q1 | 2022-05-16 | New | 496,846 | 496,846 | — | $286.1M | 0.06% |
| 2021 Q3 | 2022-03-11 | Sold out | — | -67,562 | -100.0% | — | — |
| 2021 Q4 | 2022-02-14 | Reduce | 67,562 | -8,988 | -11.7% | $38.4M | 0.01% |
| 2021 Q2 | 2021-08-16 | Reduce | 76,550 | -581,878 | -88.4% | $30.3M | 0.01% |
| 2021 Q1 | 2021-05-21 | Add | 658,428 | 216,656 | +49.0% | $232.1M | 0.06% |
| 2020 Q4 | 2021-02-16 | Add | 441,772 | 86,208 | +24.2% | $166.5M | 0.04% |
| 2020 Q3 | 2020-11-16 | Add | 355,564 | 115,250 | +48.0% | $126.2M | 0.04% |
| 2020 Q2 | 2020-08-14 | Reduce | 240,314 | -280,594 | -53.9% | $72.9M | 0.03% |
| 2020 Q1 | 2020-05-15 | Add | 520,908 | 154,793 | +42.3% | $148.5M | 0.07% |
| 2019 Q4 | 2020-02-14 | New | 366,115 | 366,115 | — | $107.6M | 0.05% |
| 2019 Q2 | 2020-02-14 | — | — | — | — | — | — |
| 2018 Q4 | 2019-11-14 | Sold out | — | -611,194 | -100.0% | — | — |
| 2019 Q3 | 2019-11-14 | New | 611,194 | 611,194 | — | $176.1M | 0.08% |
| 2018 Q2 | 2019-08-14 | — | — | — | — | — | — |
| 2018 Q3 | 2019-05-15 | Sold out | — | -823,515 | -100.0% | — | — |
| 2019 Q1 | 2019-05-15 | New | 823,515 | 823,515 | — | $199.4M | 0.10% |
| 2018 Q1 | 2019-02-14 | Sold out | — | -171,270 | -100.0% | — | — |
| 2017 Q4 | 2018-02-09 | Reduce | 171,270 | -88,540 | -34.1% | $31.9M | 0.02% |
| 2017 Q3 | 2017-11-09 | Reduce | 259,810 | -154,529 | -37.3% | $42.7M | 0.03% |
| 2017 Q2 | 2017-08-11 | Reduce | 414,339 | -928,948 | -69.2% | $66.3M | 0.06% |
| 2017 Q1 | 2017-05-12 | Reduce | 1,343,287 | -1,114,294 | -45.3% | $225.3M | 0.21% |
| 2016 Q4 | 2017-02-10 | Add | 2,457,581 | 1,503,956 | +157.7% | $393.5M | 0.40% |
| 2015 Q4 | 2017-01-31 | New | 953,625 | 953,625 | — | $154.0M | 0.17% |
Share counts are split-adjusted. Time held counts consecutive quarters ending with the latest filing; more than ten years shows as ">10 Years".
13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.