---
schema_version: "secwatch.filing_event.v1"
accession: "0001736297-24-000069"
form_type: "8-K"
ticker: "ALAB"
cik: "0001736297"
company_name: "Astera Labs, Inc."
filed_at: "2024-12-20T23:59:59+00:00"
generated_at: "2026-05-29T00:21:11.938634+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Astera Labs signs 90-month lease for 154,231 sq ft San Jose HQ, relocation expected Q2 2025

## Summary
- Initial monthly base rent $385,577.50, increasing ~3% annually over 90-month term.
- Construction allowance of $8.48M (expandable to $11.57M) for tenant improvements.
- Relocation from Santa Clara to San Jose, CA targeted during Q2 2025.
- Company has options to extend lease for two additional 60-month terms and right of first refusal.

## SEC filing metadata
- accession: 0001736297-24-000069
- form_type: 8-K
- ticker: ALAB
- cik: 0001736297
- company_name: Astera Labs, Inc.
- filed_at: 2024-12-20T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 1.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1736297/000173629724000069/0001736297-24-000069-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1736297/000173629724000069/alab-20241216.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001736297-24-000069
- JSON: https://secwatch.observer/filing/0001736297-24-000069.json
- Plain text: https://secwatch.observer/filing/0001736297-24-000069.txt

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