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Blackrock shares owned by Winthrop Advisory Group

Quarter-by-quarter ownership of Blackrock (BLK) shares owned by Winthrop Advisory Group from 13F filings

Historical chart of Winthrop Advisory Group investment in Blackrock

Tip: Access up to 7 years of quarterly data

All positions including Blackrock held by Winthrop Advisory Group consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Blackrock by Winthrop Advisory Group

Quarter filed Position value Share count Share price at filing
2026-09-30 $202k 191 1058.25