---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-25-046902"
form_type: "8-K"
ticker: "AVTR"
cik: "0001722482"
company_name: "Avantor, Inc."
filed_at: "2025-10-29T23:59:59+00:00"
generated_at: "2026-05-17T01:41:15.900672+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.82
calibrated_materiality_score: 0.82
confidence: "high"
source: SEC EDGAR
---

# Avantor Q3 net loss $712M on $785M goodwill impairment; sales down 5.3% YoY

## Summary
- Net sales $1.62B, down 5.3% YoY; organic sales decline 4.7%.
- Non-cash goodwill impairment of $785M in Distribution unit; GAAP diluted loss per share $1.04.
- Adjusted EBITDA $268M (16.5% margin); adjusted EPS $0.22.
- Operating cash flow $207M; free cash flow $172M; adjusted net leverage 3.1x.
- Board authorized $500M share repurchase program; CEO cites confidence in growth potential.

## SEC filing metadata
- accession: 0001628280-25-046902
- form_type: 8-K
- ticker: AVTR
- cik: 0001722482
- company_name: Avantor, Inc.
- filed_at: 2025-10-29T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.82
- calibrated_materiality_score: 0.82
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1722482/000162828025046902/0001628280-25-046902-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1722482/000162828025046902/avtr-20251029.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-25-046902
- JSON: https://secwatch.observer/filing/0001628280-25-046902.json
- Plain text: https://secwatch.observer/filing/0001628280-25-046902.txt

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