---
schema_version: "secwatch.filing_event.v1"
accession: "0001899287-26-000009"
form_type: "8-K"
ticker: "AMPX"
cik: "0001899287"
company_name: "Amprius Technologies, Inc."
filed_at: "2026-03-04T23:59:59+00:00"
generated_at: "2026-05-15T21:50:27.863083+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Amprius Q4 revenue $25.2M (+137% YoY); guides 2026 revenue >=$125M, positive EBITDA

## Summary
- Q4 revenue $25.2M, up 137% YoY; full-year revenue $73.0M, up 202% from $24.2M in 2024.
- Q4 GAAP net loss $24.4M includes $22.5M impairment charge; adjusted net loss $1.9M.
- First positive quarterly non-GAAP adjusted EBITDA of $1.8M in Q4.
- Full-year net loss $44.0M, adjusted loss $21.5M excluding impairment; margins improved to 11%.
- 2026 guidance: revenue at least $125M (70%+ growth), net loss below $8M, adjusted EBITDA >=$4M.

## SEC filing metadata
- accession: 0001899287-26-000009
- form_type: 8-K
- ticker: AMPX
- cik: 0001899287
- company_name: Amprius Technologies, Inc.
- filed_at: 2026-03-04T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1899287/000189928726000009/0001899287-26-000009-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1899287/000189928726000009/ampx-20260304.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001899287-26-000009
- JSON: https://secwatch.observer/filing/0001899287-26-000009.json
- Plain text: https://secwatch.observer/filing/0001899287-26-000009.txt

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