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Alector, Inc. — S-3 Filings

2 S-3 filings on record

This page lists all S-3 filings submitted to the SEC by Alector, Inc. (ALEC), sorted by most recent first. Each row links to the full filing on EdgarLookup. Alector, Inc. has filed 2 S-3 documents with the SEC since 2015. To view all SEC filings by Alector, Inc., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-K/A 10-Q 144 3 4 4/A 424B4 424B5 8-A12B 8-K ARS CERT CORRESP CT ORDER D DEF 14A DEFA14A DEFR14A DRS DRS/A DRSLTR EFFECT FWP POS AM S-1 S-1/A S-1MEF S-3 S-3ASR S-8 SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13G SCHEDULE 13G/A UPLOAD
Form Description Accession Number Filed Period
S-3 S-3 0001193125-26-104120 Mar 12, 2026 —
S-3 S-3 0001193125-23-054075 Feb 28, 2023 —