---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-25-249953"
form_type: "8-K/A"
ticker: "EQ"
cik: "0001746466"
company_name: "Equillium, Inc."
filed_at: "2025-10-24T23:59:59+00:00"
generated_at: "2026-05-17T02:21:12.329100+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Equillium confirms Crowe LLP as auditor for FY2025, effective Oct 21, 2025

## Summary
- Engagement letter with Crowe LLP executed Oct 21, 2025; client acceptance procedures completed same day.
- Appointment covers fiscal year ending Dec 31, 2025, subject to standard terms.
- No prior consultations with Crowe regarding accounting principles, disagreements, or reportable events.
- Audit committee previously approved Crowe selection; amendment provides final details.

## SEC filing metadata
- accession: 0001193125-25-249953
- form_type: 8-K/A
- ticker: EQ
- cik: 0001746466
- company_name: Equillium, Inc.
- filed_at: 2025-10-24T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 4.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1746466/000119312525249953/0001193125-25-249953-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1746466/000119312525249953/eq-20250930.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-25-249953
- JSON: https://secwatch.observer/filing/0001193125-25-249953.json
- Plain text: https://secwatch.observer/filing/0001193125-25-249953.txt

## Source-grounded claims
- claim_id: 38eda218e9d80c14990b7370b50c9bf1eae26f30
  claim: Equillium, Inc. engaged Crowe LLP as its auditor.
  evidence_excerpt: On October 21, 2025, Crowe confirmed that such client acceptance procedures were complete, and the Company and Crowe executed an engagement letter to engage Crowe as the Company's independent registered public accounting firm.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1746466/000119312525249953/0001193125-25-249953-index.htm

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