Semper Augustus Investments — COST Trade History
Quarter-by-quarter changes in the COSTCO WHOLESALE CORPORATION position · CUSIP 22160K105
Currently held · >10 YearsFirst seen: 2016 Q3
| Quarter | Filed | Activity | Shares | Δ Shares | Δ % | Value | % Port. |
|---|---|---|---|---|---|---|---|
| 2026 Q2 | 2026-08-14 | Reduce | 3,354 | -13 | -0.4% | $3.1M | 0.35% |
| 2026 Q1 | 2026-05-15 | Reduce | 3,367 | -80 | -2.3% | $3.4M | 0.40% |
| 2025 Q4 | 2026-02-17 | Add | 3,447 | 12 | +0.3% | $3.0M | 0.34% |
| 2025 Q3 | 2025-11-14 | Reduce | 3,435 | -333 | -8.8% | $3.2M | 0.40% |
| 2025 Q2 | 2025-08-15 | Reduce | 3,768 | -477 | -11.2% | $3.7M | 0.53% |
| 2025 Q1 | 2025-05-15 | Reduce | 4,245 | -105 | -2.4% | $4.0M | 0.65% |
| 2024 Q4 | 2025-02-14 | Add | 4,350 | 20 | +0.5% | $4.0M | 0.71% |
| 2024 Q3 | 2024-11-14 | Hold | 4,330 | — | 0.0% | $3.8M | 0.65% |
| 2024 Q2 | 2024-08-14 | Reduce | 4,330 | -25 | -0.6% | $3.7M | 0.66% |
| 2024 Q1 | 2024-05-15 | Add | 4,355 | 14 | +0.3% | $3.2M | 0.58% |
| 2023 Q4 | 2024-02-14 | Add | 4,341 | 357 | +9.0% | $2.9M | 0.60% |
| 2023 Q3 | 2023-11-14 | Reduce | 3,984 | -188 | -4.5% | $2.3M | 0.54% |
| 2023 Q2 | 2023-08-14 | Reduce | 4,172 | -97 | -2.3% | $2.2M | 0.53% |
| 2023 Q1 | 2023-05-15 | Reduce | 4,269 | -700 | -14.1% | $2.1M | 0.54% |
| 2022 Q4 | 2023-02-14 | Reduce | 4,969 | -150 | -2.9% | $2.3M | 0.62% |
| 2022 Q3 | 2022-11-14 | Hold | 5,119 | — | 0.0% | $2.4M | 0.73% |
| 2022 Q2 | 2022-08-15 | Reduce | 5,119 | -47 | -0.9% | $2.5M | 0.73% |
| 2022 Q1 | 2022-05-16 | Reduce | 5,166 | -334 | -6.1% | $3.0M | 0.76% |
| 2021 Q4 | 2022-02-14 | Reduce | 5,500 | -7 | -0.1% | $3.1M | 0.97% |
| 2021 Q3 | 2021-11-15 | Reduce | 5,507 | -1,243 | -18.4% | $2.5M | 0.80% |
| 2021 Q2 | 2021-08-16 | Reduce | 6,750 | -10 | -0.1% | $2.7M | 0.89% |
| 2021 Q1 | 2021-05-14 | Hold | 6,760 | — | 0.0% | $2.4M | 0.90% |
| 2020 Q4 | 2021-02-12 | Reduce | 6,760 | -10,478 | -60.8% | $2.5M | 1.11% |
| 2020 Q3 | 2020-11-13 | Reduce | 17,238 | -1,923 | -10.0% | $6.1M | 3.14% |
| 2020 Q2 | 2020-08-14 | Reduce | 19,161 | -155 | -0.8% | $5.8M | 3.29% |
| 2020 Q1 | 2020-05-14 | Reduce | 19,316 | -3 | -0.0% | $5.5M | 3.47% |
| 2019 Q4 | 2020-02-13 | Reduce | 19,319 | -300 | -1.5% | $5.7M | 3.05% |
| 2019 Q3 | 2019-11-14 | Add | 19,619 | 89 | +0.5% | $5.7M | 3.24% |
| 2019 Q2 | 2019-08-13 | Add | 19,530 | 14 | +0.1% | $5.2M | 3.06% |
| 2019 Q1 | 2019-05-14 | Hold | 19,516 | — | 0.0% | $4.7M | 2.90% |
| 2018 Q4 | 2019-02-13 | Reduce | 19,516 | -300 | -1.5% | $4.0M | 2.55% |
| 2018 Q3 | 2018-11-13 | Hold | 19,816 | — | 0.0% | $4.7M | 2.68% |
| 2018 Q2 | 2018-08-13 | Reduce | 19,816 | -35 | -0.2% | $4.1M | 2.59% |
| 2018 Q1 | 2018-05-14 | Reduce | 19,851 | -400 | -2.0% | $3.7M | 2.60% |
| 2017 Q4 | 2018-02-13 | Hold | 20,251 | — | 0.0% | $3.8M | 2.82% |
| 2017 Q3 | 2017-11-13 | Hold | 20,251 | — | 0.0% | $3.3M | 2.46% |
| 2017 Q2 | 2017-08-11 | Hold | 20,251 | — | 0.0% | $3.2M | 2.49% |
| 2017 Q1 | 2017-05-12 | Hold | 20,251 | — | 0.0% | $3.4M | 2.54% |
| 2016 Q4 | 2017-02-13 | Reduce | 20,251 | -51 | -0.3% | $3.2M | 2.40% |
| 2016 Q3 | 2016-11-10 | New | 20,302 | 20,302 | — | $3.1M | 2.25% |
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.