Ticker: COST CUSIP: 22160K105 Class: COM
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 333,400 | $287,504 | $905.73 | $844.06 - $962.64 |
| Q3 2025 | 640,500 | $592,866 | $956.70 | $902.01 - $997.89 |
| Q2 2025 | 637,300 | $630,889 | $990.72 | $868.14 - $1064.10 |
| Q1 2025 | 232,400 | $219,799 | $970.56 | $877.95 - $1073.82 |
| Q4 2024 | 270,100 | $247,485 | $922.64 | $861.51 - $1003.02 |
| Q3 2024 | 325,300 | $288,385 | $861.91 | $787.84 - $917.81 |
| Q2 2024 | 619,500 | $526,569 | $773.82 | $690.64 - $867.04 |
| Q1 2024 | 295,900 | $216,785 | $706.75 | $633.49 - $779.59 |
| Q4 2023 | 136,800 | $90,299 | $573.49 | $521.47 - $661.25 |
| Q3 2023 | 8,000 | $4,520 | $532.21 | $505.45 - $552.31 |
| Q2 2023 | 58,500 | $31,495 | $487.14 | $459.09 - $519.84 |
| Q1 2023 | 6,400 | $3,180 | $471.27 | $429.88 - $509.61 |
| Q2 2022 | 68,800 | $32,974 | $484.91 | $388.78 - $584.62 |
| Q4 2021 | 9,000 | $5,109 | $488.10 | $415.17 - $544.86 |
| Q3 2021 | 97,802 | $43,947 | $418.22 | $374.22 - $447.84 |
| Q2 2021 | 337,302 | $133,460 | $359.04 | $333.36 - $380.48 |
| Q1 2021 | 23,399 | $8,248 | $329.77 | $291.05 - $361.01 |
| Q4 2020 | 666,302 | $251,049 | $347.39 | $324.71 - $367.18 |
| Q3 2020 | 811,602 | $288,119 | $309.06 | $276.17 - $334.67 |
| Q1 2020 | 597,296 | $170,307 | $277.78 | $248.54 - $298.00 |
| Q4 2019 | 1,614,496 | $474,533 | $271.52 | $256.90 - $280.77 |
| Q3 2019 | 1,421,196 | $409,461 | $256.34 | $238.19 - $280.38 |
| Q2 2019 | 1,354,596 | $357,966 | $226.60 | $212.14 - $244.81 |
| Q1 2019 | 123,093 | $29,806 | $198.35 | $180.94 - $220.09 |
| Q4 2018 | 754,195 | $153,637 | $201.98 | $171.58 - $217.57 |
| Q3 2018 | 341,795 | $80,281 | $203.13 | $185.65 - $221.43 |
| Q2 2018 | 744,495 | $155,585 | $177.76 | $162.55 - $191.42 |
| Q1 2018 | 478,395 | $90,144 | $169.26 | $157.50 - $179.09 |
| Q3 2017 | 323,298 | $53,115 | $140.12 | $133.57 - $147.68 |
| Q2 2017 | 844,564 | $135,071 | $150.98 | $139.41 - $162.71 |
| Q1 2017 | 61,298 | $10,279 | $142.87 | $134.91 - $152.51 |
| Q4 2016 | 125,667 | $20,121 | $129.79 | $120.95 - $140.39 |
| Q3 2015 | 2,920 | $422 | $119.60 | $98.22 - $123.53 |
| Q2 2015 | 44,503 | $6,011 | $120.23 | $112.77 - $127.67 |
| Q4 2014 | 9,410 | $1,334 | $109.42 | $98.12 - $118.34 |
| Q3 2014 | 17,080 | $2,140 | $97.13 | $92.09 - $102.72 |
| Q2 2014 | 12,980 | $1,495 | $91.81 | $88.18 - $95.25 |
| Q3 2013 | 57,280 | $6,594 | $91.64 | $87.25 - $95.29 |