---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-041158"
form_type: "8-K"
ticker: "ALGM"
cik: "0000866291"
company_name: "ALLEGRO MICROSYSTEMS, INC."
filed_at: "2024-04-03T23:59:59+00:00"
generated_at: "2026-06-04T03:09:45.947647+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Director Dunn resigns as OEP stake falls below 5%; Raubacher elected to Board

## Summary
- Andrew Dunn resigned from Board effective April 1, 2024, due to OEP ownership dropping below 5% of ALGM common stock.
- Jennie Raubacher elected as Class III director effective April 3, 2024; she will serve on Audit Committee.
- Raubacher brings 25+ years semiconductor investment banking experience, formerly MD at Wells Fargo leading global semiconductor practice.
- Raubacher qualifies as independent and audit committee financial expert; will receive standard director fees.
- No disagreement cited in Dunn's resignation.

## SEC filing metadata
- accession: 0000950170-24-041158
- form_type: 8-K
- ticker: ALGM
- cik: 0000866291
- company_name: ALLEGRO MICROSYSTEMS, INC.
- filed_at: 2024-04-03T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/866291/000095017024041158/0000950170-24-041158-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/866291/000095017024041158/algm-20240401.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-041158
- JSON: https://secwatch.observer/filing/0000950170-24-041158.json
- Plain text: https://secwatch.observer/filing/0000950170-24-041158.txt

## Key facts
- Executive change
  Jennie M. Raubacher was elected as Director at ALLEGRO MICROSYSTEMS, INC..
  - Action: elected
  - Role: Director
  source text: elected Jennie M. Raubacher to the Board as a Class III Director, to serve until the Company’s 2026 annual meeting of shareholders and until her successor is duly elected and qualified
  evidence_url: https://www.sec.gov/Archives/edgar/data/866291/000095017024041158/0000950170-24-041158-index.htm
- Executive change
  Andrew G. Dunn resigned as Director at ALLEGRO MICROSYSTEMS, INC..
  - Action: resigned
  - Role: Director
  source text: On April 1, 2024, Andrew G. Dunn notified the Board of Directors (the “Board”) of Allegro MicroSystems, Inc. (the “Company”) of his decision to resign from the Board and as a member of the Board’s Research & Development and Strategy Committee, effective April 1, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/866291/000095017024041158/0000950170-24-041158-index.htm

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