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Alector shares owned by Diadema Partners

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

Historical chart of Diadema Partners investment in Alector

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

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Quarterly reported holdings in Alector by Diadema Partners

Quarter filed Position value Share count Share price at filing
2025-09-30 $403k 136k 2.96

More positions owned by Diadema Partners

Jazz Pharmaceuticals Shs Usd (JAZZ)
Soleno Therapeutics (SLNO)
Uniqure Nv SHS Put Option (QURE)
Regeneron Pharmaceuticals (REGN)
Viking Therapeutics (VKTX)
Bristol Myers Squibb (BMY)
Spdr S&p 500 Etf Tr Tr Unit Put Option (SPY)
BioMarin Pharmaceutical (BMRN)
Avidity Biosciences Ord (RNA)
Agios Pharmaceuticals Call Option (AGIO)
Ultragenyx Pharmaceutical (RARE)
Incyte Corporation Call Option (INCY)
Intellia Therapeutics Call Option (NTLA)
Vaxcyte (PCVX)
Eli Lilly & Co. Put Option (LLY)

View all positions for Diadema Partners

Top funds holding Alector

FMR
BlackRock
Rtw Investments
Vanguard Group
Merck & Co
Acadian Asset Management
Geode Capital Management
State Street Corporation
Eversept Partners
Euclidean Capital
Jacobs Levy Equity Management
Millennium Management
Deutsche Bank Aktiengesellschaft
Deerfield Management Company
683 Capital Management

View all funds holding Alector