---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-053861"
form_type: "8-K"
ticker: "AMBA"
cik: "0001280263"
company_name: "AMBARELLA INC"
filed_at: "2023-02-28T23:59:59+00:00"
generated_at: "2026-06-18T21:15:32.618018+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "high"
source: SEC EDGAR
---

# Ambarella Q4 revenue $83.3M (-7.7% YoY); GAAP EPS loss $0.29; Q1 guidance $60-64M

## Summary
- Q4 FY2023 revenue $83.3M, down 7.7% YoY; full-year revenue $337.6M, up 1.7%.
- GAAP net loss $11.1M ($0.29 diluted loss per share) vs loss $9.2M ($0.25) YoY.
- Non-GAAP net income Q4 $8.9M ($0.23 diluted EPS), down from $17.9M ($0.45) YoY.
- Cash and marketable securities $206.9M at quarter-end, up from $171.0M a year ago.
- Q1 FY2024 guidance: revenue $60-64M, non-GAAP gross margin 62-64%, non-GAAP op ex $47-49M.

## SEC filing metadata
- accession: 0001193125-23-053861
- form_type: 8-K
- ticker: AMBA
- cik: 0001280263
- company_name: AMBARELLA INC
- filed_at: 2023-02-28T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1280263/000119312523053861/0001193125-23-053861-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1280263/000119312523053861/d408742d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-053861
- JSON: https://secwatch.observer/filing/0001193125-23-053861.json
- Plain text: https://secwatch.observer/filing/0001193125-23-053861.txt

## Key facts
- Earnings Releases
  AMBARELLA INC reported first quarter of fiscal year 2024 ending April 30, 2023 results: revenue between $60.0 million and $64.0 million. Guidance initiated.
  - Period: first quarter of fiscal year 2024 ending April 30, 2023
  - Revenue: between $60.0 million and $64.0 million
  - Guidance: initiated
  - Result: guidance update
  source text: Based on information available as of today, Ambarella is offering the following guidance for the first quarter of fiscal year 2024, ending April 30, 2023: • Revenue is expected to be between $60.0 million and $64.0 million • Gross margin on a non-GAAP basis is expected to be between 62.0% and 64.0% • Non-GAAP operating expenses are expected to be between $47.0 million and $49.0 million
  evidence_url: https://www.sec.gov/Archives/edgar/data/1280263/000119312523053861/0001193125-23-053861-index.htm
- Earnings Releases
  AMBARELLA INC reported fourth quarter of fiscal 2023 ended January 31, 2023 results: revenue $83.3 million, net income GAAP net loss of $11.1 million, EPS loss per diluted ordinary share of $0.29.
  - Period: fourth quarter of fiscal 2023 ended January 31, 2023
  - Revenue: $83.3 million
  - Net income: GAAP net loss of $11.1 million
  - EPS: loss per diluted ordinary share of $0.29
  - Result: reported results
  source text: • Revenue for the fourth quarter of fiscal 2023 was $83.3 million, down 7.7% from $90.2 million in the same period in fiscal 2022. For the fiscal year ending January 31, 2023, revenue was $337.6 million, up 1.7% from $331.9 million for the fiscal year ending January 31, 2022. • Gross margin under U.S. generally accepted accounting principles (GAAP) for the fourth quarter of fiscal 2023 was 59.6%, compared with 63.5% for the same period in fiscal 2022. For the fiscal year ending January 31, 2023, GAAP gross margin was 61.9%, compared with 62.7% for the fiscal year ending January 31, 2022. • GAAP net loss for the fourth quarter of fiscal 2023 was $11.1 million, or loss per diluted ordinary share of $0.29, compared with a GAAP net loss of $9.2 million, or loss per diluted ordinary share of $0.25, for the same period in fiscal 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1280263/000119312523053861/0001193125-23-053861-index.htm
- Earnings Releases
  AMBARELLA INC reported fiscal year ended January 31, 2023 results: revenue $337.6 million, net income GAAP net loss of $65.4 million, EPS loss per diluted ordinary share of $1.70.
  - Period: fiscal year ended January 31, 2023
  - Revenue: $337.6 million
  - Net income: GAAP net loss of $65.4 million
  - EPS: loss per diluted ordinary share of $1.70
  - Result: reported results
  source text: • Revenue for the fourth quarter of fiscal 2023 was $83.3 million, down 7.7% from $90.2 million in the same period in fiscal 2022. For the fiscal year ending January 31, 2023, revenue was $337.6 million, up 1.7% from $331.9 million for the fiscal year ending January 31, 2022. • Gross margin under U.S. generally accepted accounting principles (GAAP) for the fourth quarter of fiscal 2023 was 59.6%, compared with 63.5% for the same period in fiscal 2022. For the fiscal year ending January 31, 2023, GAAP gross margin was 61.9%, compared with 62.7% for the fiscal year ending January 31, 2022. • GAAP net loss for the fourth quarter of fiscal 2023 was $11.1 million, or loss per diluted ordinary share of $0.29, compared with a GAAP net loss of $9.2 million, or loss per diluted ordinary share of $0.25, for the same period in fiscal 2022. GAAP net loss for the fiscal year ending January 31, 2023 was $65.4 million, or loss per diluted ordinary share of $1.70. This compares with GAAP net loss of $
  evidence_url: https://www.sec.gov/Archives/edgar/data/1280263/000119312523053861/0001193125-23-053861-index.htm

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