---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-26-221635"
form_type: "8-K"
ticker: "ALGM"
cik: "0000866291"
company_name: "ALLEGRO MICROSYSTEMS, INC."
filed_at: "2026-05-13T20:12:20+00:00"
generated_at: "2026-05-13T22:01:26.659400+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Two Allegro directors not standing for reelection; Robert Willett appointed to board

## Summary
- Susan D. Lynch and Richard R. Lury will not stand for reelection; terms end before Aug 5, 2026 annual meeting.
- Robert J. Willett appointed to Board as independent Class III director, effective May 13, 2026.
- Mr. Willett is former CEO of Cognex Corp (14 years) with expertise in industrial automation and sensors.
- Willett appointed to Audit Committee and Compensation Committee; qualifies as audit committee financial expert.

## SEC filing metadata
- accession: 0001193125-26-221635
- form_type: 8-K
- ticker: ALGM
- cik: 0000866291
- company_name: ALLEGRO MICROSYSTEMS, INC.
- filed_at: 2026-05-13T20:12:20+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/866291/000119312526221635/0001193125-26-221635-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/866291/000119312526221635/algm-20260511.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-26-221635
- JSON: https://secwatch.observer/filing/0001193125-26-221635.json
- Plain text: https://secwatch.observer/filing/0001193125-26-221635.txt

## Key facts
- Executive change
  Susan D. Lynch departed as Class III Director at ALLEGRO MICROSYSTEMS, INC..
  - Action: not stand for reelection
  - Role: Class III Director
  source text: On May 11, 2026 and May 13, 2026, Susan D. Lynch and Richard R. Lury, respectively, each notified the Board of Directors (the “Board”) of Allegro MicroSystems, Inc. (the “Company”) of their decision to not stand for reelection as a Class III member of the Board at the Company’s 2026 Annual Meeting of Stockholders to be held on August 5, 2026 (the “Annual Meeting”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/866291/000119312526221635/0001193125-26-221635-index.htm
- Executive change
  Richard R. Lury departed as Class III Director at ALLEGRO MICROSYSTEMS, INC..
  - Action: not stand for reelection
  - Role: Class III Director
  source text: On May 11, 2026 and May 13, 2026, Susan D. Lynch and Richard R. Lury, respectively, each notified the Board of Directors (the “Board”) of Allegro MicroSystems, Inc. (the “Company”) of their decision to not stand for reelection as a Class III member of the Board at the Company’s 2026 Annual Meeting of Stockholders to be held on August 5, 2026 (the “Annual Meeting”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/866291/000119312526221635/0001193125-26-221635-index.htm
- Executive change
  Robert J. Willett was elected as Class III Director at ALLEGRO MICROSYSTEMS, INC..
  - Action: elected
  - Role: Class III Director
  source text: (ii) elected Robert J. Willett to the Board as a Class III Director, to serve until the Annual Meeting and until his successor is duly elected and qualified
  evidence_url: https://www.sec.gov/Archives/edgar/data/866291/000119312526221635/0001193125-26-221635-index.htm

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