---
schema_version: "secwatch.filing_event.v1"
accession: "0001140361-25-040094"
form_type: "8-K"
ticker: "ON"
cik: "0001097864"
company_name: "ON SEMICONDUCTOR CORP"
filed_at: "2025-11-03T23:59:59+00:00"
generated_at: "2026-05-17T00:49:39.666131+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# onsemi Q3 revenue $1.55B beats expectations; EPS $0.63; guides Q4 $1.48-1.58B

## Summary
- Revenue $1,550.9M, up 6% sequentially but down 12% YoY; GAAP EPS $0.63, non-GAAP $0.63.
- GAAP gross margin 37.9%, operating margin 17.0%; free cash flow $372.4M, 24% of revenue (+22% YoY).
- Segment: PSG $737.6M (+6% seq), AMG $583.3M (+5% seq), ISG $230.0M (+7% seq).
- Q4 2025 outlook: revenue $1,480-1,580M; GAAP gross margin 36.9%-38.9%; non-GAAP diluted EPS $0.57-$0.67.
- Year-to-date share repurchases $925M (~100% of free cash flow); CEO cites stabilization and AI growth.

## SEC filing metadata
- accession: 0001140361-25-040094
- form_type: 8-K
- ticker: ON
- cik: 0001097864
- company_name: ON SEMICONDUCTOR CORP
- filed_at: 2025-11-03T23:59:59+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/1097864/000114036125040094/0001140361-25-040094-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1097864/000114036125040094/ef20058125_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001140361-25-040094
- JSON: https://secwatch.observer/filing/0001140361-25-040094.json
- Plain text: https://secwatch.observer/filing/0001140361-25-040094.txt

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