Costco Wholesale Corporation shares owned by Bank of Marin
Quarter-by-quarter ownership of Costco Wholesale Corporation (COST) shares owned by Bank of Marin
from 13F filings
Historical chart of Bank of Marin investment in Costco Wholesale Corporation
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Quarterly reported holdings in Costco Wholesale Corporation by Bank of Marin
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $2.6M | 2.9k | 925.63 |
| 2025-06-30 | $2.8M | 2.8k | 989.94 |
| 2025-03-31 | $2.7M | 2.8k | 945.78 |
| 2024-12-31 | $2.8M | 3.0k | 916.27 |
| 2024-09-30 | $2.5M | 2.8k | 886.52 |
| 2024-06-30 | $2.4M | 2.9k | 849.99 |
| 2024-03-31 | $2.1M | 2.9k | 732.63 |
| 2023-12-31 | $2.0M | 3.0k | 660.08 |
| 2023-09-30 | $1.7M | 3.0k | 564.96 |
| 2023-06-30 | $1.6M | 3.0k | 538.38 |
| 2023-03-31 | $1.8M | 3.6k | 496.87 |
| 2022-12-31 | $1.6M | 3.5k | 456.50 |
| 2022-09-30 | $1.6M | 3.4k | 472.29 |
| 2022-06-30 | $1.7M | 3.6k | 479.14 |
| 2022-03-31 | $2.1M | 3.6k | 575.94 |
| 2021-12-31 | $2.1M | 3.7k | 567.79 |
| 2021-09-30 | $1.6M | 3.6k | 449.49 |
| 2021-06-30 | $1.4M | 3.6k | 395.75 |
| 2021-03-31 | $1.3M | 3.7k | 352.54 |
| 2020-12-31 | $1.3M | 3.4k | 376.75 |
| 2020-09-30 | $1.1M | 3.2k | 354.88 |
| 2020-06-30 | $982k | 3.2k | 303.27 |
| 2020-03-31 | $882k | 3.1k | 284.98 |
| 2019-12-31 | $1.1M | 3.8k | 293.80 |