---
schema_version: "secwatch.filing_event.v1"
accession: "0001736297-25-000145"
form_type: "8-K"
ticker: "ALAB"
cik: "0001736297"
company_name: "Astera Labs, Inc."
filed_at: "2025-11-04T23:59:59+00:00"
generated_at: "2026-05-17T00:39:48.868256+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.9
calibrated_materiality_score: 0.9
confidence: "high"
source: SEC EDGAR
---

# Astera Labs Q3 revenue $230.6M (+104% YoY); acquires aiXscale Photonics for optical connectivity

## Summary
- Record revenue $230.6M, up 20% QoQ and 104% YoY; GAAP EPS $0.50, non-GAAP EPS $0.49.
- Entered definitive agreement to acquire aiXscale Photonics GmbH for fiber-chip coupling technologies to enable optical scale-up solutions.
- Q4 FY2025 outlook: revenue $245-253M, non-GAAP EPS ~$0.51.
- GAAP gross margin 76.2%, operating margin 24.0%; non-GAAP gross margin 76.4%, operating margin 41.7%.

## SEC filing metadata
- accession: 0001736297-25-000145
- form_type: 8-K
- ticker: ALAB
- cik: 0001736297
- company_name: Astera Labs, Inc.
- filed_at: 2025-11-04T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.9
- calibrated_materiality_score: 0.9
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1736297/000173629725000145/0001736297-25-000145-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1736297/000173629725000145/alab-20251104.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001736297-25-000145
- JSON: https://secwatch.observer/filing/0001736297-25-000145.json
- Plain text: https://secwatch.observer/filing/0001736297-25-000145.txt

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