Blackrock shares owned by William Blair $ Company
Quarter-by-quarter ownership of Blackrock (BLK) shares owned by William Blair $ Company
from 13F filings
Historical chart of William Blair $ Company investment in Blackrock
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All positions including Blackrock held by William Blair $ Company consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Blackrock by William Blair $ Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $82M | 70k | 1165.88 |
| 2025-06-30 | $73M | 70k | 1049.25 |
| 2025-03-31 | $62M | 66k | 946.47 |
| 2024-12-31 | $54M | 53k | 1025.11 |