Blackrock shares owned by River Street Advisors
Quarter-by-quarter ownership of Blackrock (BLK) shares owned by River Street Advisors
from 13F filings
Historical chart of River Street Advisors investment in Blackrock
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All positions including Blackrock held by River Street Advisors consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Blackrock by River Street Advisors
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $3.1M | 2.6k | 1165.65 |
| 2025-06-30 | $2.7M | 2.6k | 1049.04 |
| 2025-03-31 | $2.3M | 2.4k | 946.28 |
| 2024-12-31 | $2.3M | 2.3k | 1024.88 |