William John Sempolinski »

Archer Aviation Inc-a shares owned by William John Sempolinski

Quarter-by-quarter ownership of Archer Aviation Inc-a (ACHR) shares owned by William John Sempolinski from 13F filings

Historical chart of William John Sempolinski investment in Archer Aviation Inc-a

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All positions including Archer Aviation Inc-a held by William John Sempolinski consolidated in one spreadsheet with up to 7 years of data

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Quarterly reported holdings in Archer Aviation Inc-a by William John Sempolinski

Quarter filed Position value Share count Share price at filing
2026-03-31 $52k 10k 5.17
2025-12-31 $75k 10k 7.52