---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-114372"
form_type: "8-K"
ticker: "ON"
cik: "0001097864"
company_name: "ON SEMICONDUCTOR CORP"
filed_at: "2023-04-25T23:59:59+00:00"
generated_at: "2026-06-16T15:28:40.433504+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Onsemi SVP Robert Tong steps down as officer, will retire; Sudhir Gopalswamy takes over ASG

## Summary
- Robert Tong, SVP and GM of Advanced Solutions Group, stepped down from officer roles effective April 24, 2023, and will retire from all positions on June 19, 2023.
- Sudhir Gopalswamy, previously SVP and Chief Strategy Officer, now leads ASG as senior officer effective immediately.
- Tong joined onsemi in 2008 through the acquisition of AMI Semiconductor and had been GM of ASG since May 27, 2022.

## SEC filing metadata
- accession: 0001193125-23-114372
- form_type: 8-K
- ticker: ON
- cik: 0001097864
- company_name: ON SEMICONDUCTOR CORP
- filed_at: 2023-04-25T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1097864/000119312523114372/0001193125-23-114372-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1097864/000119312523114372/d467029d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-114372
- JSON: https://secwatch.observer/filing/0001193125-23-114372.json
- Plain text: https://secwatch.observer/filing/0001193125-23-114372.txt

## Key facts
- Executive change
  Sudhir Gopalswamy changed role as Senior Officer, Advanced Solutions Group at ON SEMICONDUCTOR CORP.
  - Action: transitioned roles
  - Role: Senior Officer, Advanced Solutions Group
  source text: Sudhir Gopalswamy, the Company’s Senior Vice President and Chief Strategy Officer, has transitioned roles and is now the senior officer in charge of ASG effective as of the Effective Date.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1097864/000119312523114372/0001193125-23-114372-index.htm
- Executive change
  Robert Tong departed as Senior Vice President and General Manager, Advanced Solutions Group at ON SEMICONDUCTOR CORP.
  - Action: stepped down
  - Role: Senior Vice President and General Manager, Advanced Solutions Group
  source text: On April 24, 2023 (the “Effective Date”), ON Semiconductor Corporation (the “Company”, and including its affiliates, “onsemi”) and Robert Tong, Senior Vice President and General Manager, Advanced Solutions Group (“ASG”) agreed that Mr. Tong would step down from his officer positions with onsemi, effective immediately, and will retire from all positions with onsemi effective June 19, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1097864/000119312523114372/0001193125-23-114372-index.htm

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