---
schema_version: "secwatch.filing_event.v1"
accession: "0001157523-22-001096"
form_type: "8-K"
ticker: "AOSL"
cik: "0001387467"
company_name: "ALPHA & OMEGA SEMICONDUCTOR Ltd"
filed_at: "2022-08-10T23:59:59+00:00"
generated_at: "2026-06-24T01:22:11.310713+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.7
calibrated_materiality_score: 0.7
confidence: "medium"
source: SEC EDGAR
---

# AOS Q4 revenue $194M, down 4.5% QoQ; GAAP EPS $0.53 vs $1.11 prior Q

## Summary
- Revenue $194.0M, down from $203.2M QoQ but up from $177.3M YoY.
- GAAP gross margin 32.6%, down from 35.6% QoQ; GAAP net income $15.1M, down 52% QoQ.
- Non-GAAP diluted EPS $0.95, down from $1.34 in prior quarter.
- No forward guidance provided in the press release or prepared remarks.

## SEC filing metadata
- accession: 0001157523-22-001096
- form_type: 8-K
- ticker: AOSL
- cik: 0001387467
- company_name: ALPHA & OMEGA SEMICONDUCTOR Ltd
- filed_at: 2022-08-10T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.7
- calibrated_materiality_score: 0.7
- confidence: medium
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1387467/000115752322001096/0001157523-22-001096-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1387467/000115752322001096/a52806307.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001157523-22-001096
- JSON: https://secwatch.observer/filing/0001157523-22-001096.json
- Plain text: https://secwatch.observer/filing/0001157523-22-001096.txt

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