---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-082173"
form_type: "8-K"
ticker: "TER"
cik: "0000097210"
company_name: "TERADYNE, INC"
filed_at: "2023-03-28T23:59:59+00:00"
generated_at: "2026-06-17T14:12:44.071922+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.25
calibrated_materiality_score: 0.25
confidence: "high"
source: SEC EDGAR
---

# Teradyne amends bylaws to adopt universal proxy rules and update nomination procedures

## Summary
- Board approved Amended and Restated Bylaws effective March 24, 2023.
- Stockholder nominations require advance notice 60–90 days before the meeting.
- Nominees must comply with SEC Rule 14a-19 and use a non-white proxy card.
- Stockholders must represent intent to solicit proxies or lose nomination rights.

## SEC filing metadata
- accession: 0001193125-23-082173
- form_type: 8-K
- ticker: TER
- cik: 0000097210
- company_name: TERADYNE, INC
- filed_at: 2023-03-28T23:59:59+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.25
- calibrated_materiality_score: 0.25
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/97210/000119312523082173/0001193125-23-082173-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/97210/000119312523082173/d484128d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-082173
- JSON: https://secwatch.observer/filing/0001193125-23-082173.json
- Plain text: https://secwatch.observer/filing/0001193125-23-082173.txt

## Key facts
- Governance Changes
  TERADYNE, INC: Updated procedural requirements for director nominations by stockholders to comply with SEC's universal proxy rules and other administrative changes (effective 2023-03-24).
  - Change: bylaw amendment
  - Effective: 2023-03-24
  source text: On March 24, 2023, the Board of Directors (the “Board”) of Teradyne, Inc. (the “Company”) approved the Company’s Amended and Restated Bylaws (as so amended and restated, the “Amended Bylaws”), effective as of such date. Among other matters, the Amended Bylaws update certain procedural requirements related to director nominations by stockholders in light of the recently adopted “universal proxy” rules of the U.S. Securities and Exchange Commission (the “SEC”) and reflect certain other administrative changes due to the adoption of the “universal proxy” rules.
  evidence_url: https://www.sec.gov/Archives/edgar/data/97210/000119312523082173/0001193125-23-082173-index.htm

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