Costco Wholesale Corporation shares owned by William Blair Investment Management
Quarter-by-quarter ownership of Costco Wholesale Corporation (COST) shares owned by William Blair Investment Management
from 13F filings
Historical chart of William Blair Investment Management investment in Costco Wholesale Corporation
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Quarterly reported holdings in Costco Wholesale Corporation by William Blair Investment Management
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-09-30 | $303M | 342k | 886.52 |
| 2024-06-30 | $311M | 366k | 849.99 |
| 2024-03-31 | $261M | 356k | 732.63 |
| 2023-12-31 | $260M | 394k | 660.08 |
| 2023-09-30 | $247M | 438k | 564.96 |
| 2023-06-30 | $202M | 375k | 538.38 |
| 2023-03-31 | $180M | 362k | 496.87 |
| 2022-12-31 | $222M | 485k | 456.50 |
| 2022-09-30 | $218M | 462k | 472.27 |
| 2022-06-30 | $208M | 433k | 479.28 |
| 2022-03-31 | $195M | 339k | 575.85 |
| 2021-12-31 | $175M | 309k | 567.70 |
| 2021-09-30 | $96M | 214k | 449.35 |
| 2021-06-30 | $86M | 219k | 395.67 |
| 2021-03-31 | $76M | 216k | 352.48 |
| 2020-12-31 | $68M | 180k | 376.78 |
| 2020-09-30 | $81M | 229k | 355.00 |
| 2020-06-30 | $41M | 135k | 303.21 |
| 2020-03-31 | $36M | 125k | 285.13 |
| 2019-12-31 | $37M | 126k | 293.92 |
| 2019-09-30 | $39M | 135k | 288.11 |
| 2019-06-30 | $40M | 150k | 264.26 |
| 2019-03-31 | $31M | 128k | 242.14 |
| 2018-12-31 | $13M | 65k | 203.71 |
| 2018-09-30 | $15M | 63k | 234.88 |
| 2018-06-30 | $17M | 80k | 208.98 |
| 2018-03-31 | $16M | 84k | 188.42 |
| 2017-12-31 | $18M | 95k | 186.12 |
| 2017-09-30 | $69M | 422k | 164.29 |
| 2017-06-30 | $58M | 363k | 159.93 |
| 2017-03-31 | $79M | 472k | 167.69 |
| 2016-12-31 | $91M | 570k | 160.11 |
| 2016-09-30 | $93M | 612k | 152.51 |
| 2016-06-30 | $94M | 596k | 157.04 |
| 2016-03-31 | $121M | 765k | 157.58 |
| 2015-12-31 | $105M | 652k | 161.50 |
| 2015-09-30 | $90M | 620k | 144.57 |
More positions owned by William Blair Investment Management
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