---
schema_version: "secwatch.filing_event.v1"
accession: "0001670076-25-000013"
form_type: "8-K"
ticker: "ULCC"
cik: "0001670076"
company_name: "Frontier Group Holdings, Inc."
filed_at: "2025-02-11T23:59:59+00:00"
generated_at: "2026-05-26T23:24:19.241151+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Director Michael R. MacDonald to retire from Frontier Group Holdings board at 2025 annual meeting

## Summary
- Michael R. MacDonald, board member since 2016, notified his intent to retire effective at the 2025 annual meeting.
- No replacement for MacDonald has been announced; Board size may adjust.
- MacDonald's retirement is a planned departure, not an immediate resignation.

## SEC filing metadata
- accession: 0001670076-25-000013
- form_type: 8-K
- ticker: ULCC
- cik: 0001670076
- company_name: Frontier Group Holdings, Inc.
- filed_at: 2025-02-11T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1670076/000167007625000013/0001670076-25-000013-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1670076/000167007625000013/fron-20250206.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001670076-25-000013
- JSON: https://secwatch.observer/filing/0001670076-25-000013.json
- Plain text: https://secwatch.observer/filing/0001670076-25-000013.txt

## Key facts
- Executive change
  Michael R. MacDonald departed as Director at Frontier Group Holdings, Inc..
  - Action: will retire
  - Role: Director
  source text: On February 6, 2025, Michael R. MacDonald, a member of the board of directors (the “Board”) of Frontier Group Holdings, Inc. (the “Company”) since 2016, notified the Board that he will retire from the Board effective on the date of the Company’s 2025 annual meeting of stockholders.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1670076/000167007625000013/0001670076-25-000013-index.htm

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