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Alector shares owned by Brian McDonald

Quarter-by-quarter ownership of Alector (ALEC) shares owned by Brian McDonald from 13F filings

Historical chart of Brian McDonald investment in Alector

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All positions including Alector held by Brian McDonald consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Alector by Brian McDonald

Quarter filed Position value Share count Share price at filing
2025-09-30 $63 21 3.00
2025-06-30 $29 21 1.42
2025-03-31 $26 21 1.25
2024-12-31 $40 21 1.92
2024-09-30 $98 21 4.67
2024-06-30 $95 21 4.56
2024-03-31 $126 21 6.00
2023-09-30 $135 21 6.44