---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-012918"
form_type: "8-K"
ticker: "ANNX"
cik: "0001528115"
company_name: "Annexon, Inc."
filed_at: "2026-01-14T23:59:59+00:00"
generated_at: "2026-05-16T10:24:48.078763+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.2
calibrated_materiality_score: 0.2
confidence: "low"
source: SEC EDGAR
---

# Annexon furnishes updated corporate presentation with no specific material changes disclosed

## Summary
- Company updated its corporate presentation for use at the 44th Annual J.P. Morgan Healthcare Conference on Jan 14, 2026.
- Presentation is furnished as Exhibit 99.1, but the excerpt provided contains no new financial or pipeline data.
- No earnings, guidance, or clinical milestones are reported in the furnished materials.
- The filing is a routine Regulation FD disclosure with no substantive quantitative updates.

## SEC filing metadata
- accession: 0001193125-26-012918
- form_type: 8-K
- ticker: ANNX
- cik: 0001528115
- company_name: Annexon, Inc.
- filed_at: 2026-01-14T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.2
- calibrated_materiality_score: 0.2
- confidence: low
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1528115/000119312526012918/0001193125-26-012918-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1528115/000119312526012918/d31215d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-012918
- JSON: https://secwatch.observer/filing/0001193125-26-012918.json
- Plain text: https://secwatch.observer/filing/0001193125-26-012918.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.