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Blackrock shares owned by Marshall Wace

Quarter-by-quarter ownership of Blackrock (BLK) shares owned by Marshall Wace from 13F filings

Historical chart of Marshall Wace investment in Blackrock

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All positions including Blackrock held by Marshall Wace consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Blackrock by Marshall Wace

Quarter filed Position value Share count Share price at filing
2025-12-31 $70M 65k 1070.34
2025-09-30 $471k 404 1165.87
2024-12-31 $22M 21k 1025.11