---
schema_version: "secwatch.filing_event.v1"
accession: "0001387467-25-000042"
form_type: "8-K"
ticker: "AOSL"
cik: "0001387467"
company_name: "ALPHA & OMEGA SEMICONDUCTOR Ltd"
filed_at: "2025-05-07T23:59:59+00:00"
generated_at: "2026-05-22T07:25:18.660418+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Alpha and Omega Semi Q3 FY2025 revenue $164.6M, net loss $10.8M; margins shrink QoQ

## Summary
- Revenue $164.6M, down 5% QoQ from $173.2M; up 9.7% YoY from $150.1M.
- GAAP gross margin 21.4%, down from 23.1% QoQ and 23.7% YoY.
- GAAP operating loss $10.7M vs $5.9M loss QoQ; net loss $10.8M ($0.37 diluted loss).
- Non-GAAP net loss $2.9M ($0.10 diluted loss) vs prior quarter non-GAAP net income $2.7M.

## SEC filing metadata
- accession: 0001387467-25-000042
- form_type: 8-K
- ticker: AOSL
- cik: 0001387467
- company_name: ALPHA & OMEGA SEMICONDUCTOR Ltd
- filed_at: 2025-05-07T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1387467/000138746725000042/0001387467-25-000042-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1387467/000138746725000042/aosl-20250507.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001387467-25-000042
- JSON: https://secwatch.observer/filing/0001387467-25-000042.json
- Plain text: https://secwatch.observer/filing/0001387467-25-000042.txt

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