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Annexon, Inc. — SCHEDULE 13D/A Filings

1 SCHEDULE 13D/A filing on record

This page lists all SCHEDULE 13D/A filings submitted to the SEC by Annexon, Inc. (ANNX), sorted by most recent first. Each row links to the full filing on EdgarLookup. Annexon, Inc. has filed 1 SCHEDULE 13D/A document with the SEC since 2011. To view all SEC filings by Annexon, Inc., see the full filings list.

Overview All Filings Financials Insiders
All 10-K 10-Q 144 3 4 4/A 424B3 424B4 424B5 8-A12B 8-K 8-K/A ARS CERT CORRESP D DEF 14A DEFA14A DRS DRS/A DRSLTR EFFECT FWP POS AM POS EX POSASR S-1 S-1/A S-1MEF S-3 S-3ASR S-8 SC 13D SC 13D/A SC 13G SC 13G/A SCHEDULE 13D/A SCHEDULE 13G SCHEDULE 13G/A SEC STAFF LETTER UPLOAD
Form Description Accession Number Filed Period
SCHEDULE 13D/A — 0000895345-25-000365 Nov 21, 2025 —