Costco Wholesale Corporation shares owned by Black Diamond Financial
Quarter-by-quarter ownership of Costco Wholesale Corporation (COST) shares owned by Black Diamond Financial
from 13F filings
Historical chart of Black Diamond Financial investment in Costco Wholesale Corporation
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All positions including Costco Wholesale Corporation held by Black Diamond Financial consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Costco Wholesale Corporation by Black Diamond Financial
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $603k | 651 | 926.24 |
| 2025-06-30 | $497k | 502 | 990.62 |
| 2025-03-31 | $501k | 529 | 946.24 |
| 2024-12-31 | $479k | 522 | 916.63 |
| 2024-09-30 | $525k | 592 | 886.73 |
| 2024-06-30 | $474k | 557 | 850.10 |
| 2024-03-31 | $240k | 363 | 660.08 |
| 2023-12-31 | $240k | 363 | 660.08 |
| 2023-09-30 | $204k | 361 | 564.96 |
| 2022-03-31 | $232k | 403 | 575.68 |