---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-22-286746"
form_type: "8-K"
ticker: "TER"
cik: "0000097210"
company_name: "TERADYNE, INC"
filed_at: "2022-11-16T23:59:59+00:00"
generated_at: "2026-06-21T17:57:27.585685+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Teradyne CEO Mark Jagiela to retire; President Gregory Smith named successor effective Feb 1, 2023

## Summary
- Mark Jagiela to retire as CEO and board member effective Feb 1, 2023, after 40+ years at Teradyne.
- Gregory Smith, current President and 16-year veteran, appointed CEO and to board effective same date.
- Smith previously led Semiconductor Test Division (2016-2020) and Industrial Automation Group (2020-2022).
- Jagiela served as CEO since 2014; chairman cites solid footing for future growth.
- Smith's compensation to be reviewed by board in January 2023 as part of annual review.

## SEC filing metadata
- accession: 0001193125-22-286746
- form_type: 8-K
- ticker: TER
- cik: 0000097210
- company_name: TERADYNE, INC
- filed_at: 2022-11-16T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/97210/000119312522286746/0001193125-22-286746-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/97210/000119312522286746/d385815d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-22-286746
- JSON: https://secwatch.observer/filing/0001193125-22-286746.json
- Plain text: https://secwatch.observer/filing/0001193125-22-286746.txt

## Key facts
- Executive change
  Mark E. Jagiela departed as Chief Executive Officer at TERADYNE, INC.
  - Action: retire
  - Role: Chief Executive Officer
  source text: On November 15, 2022, Teradyne, Inc. (the “Company” or “Teradyne”) was notified of the decision by Mark E. Jagiela to retire as Chief Executive Officer of the Company and as a member of the Company’s Board of Directors effective February 1, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/97210/000119312522286746/0001193125-22-286746-index.htm
- Executive change
  Gregory S. Smith was appointed as Chief Executive Officer at TERADYNE, INC.
  - Action: appointed
  - Role: Chief Executive Officer
  source text: On November 15, 2022, the Company appointed Gregory S. Smith the Chief Executive Officer of the Company effective February 1, 2023, replacing Mark E. Jagiela.
  evidence_url: https://www.sec.gov/Archives/edgar/data/97210/000119312522286746/0001193125-22-286746-index.htm

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