secwatch.observer — SEC 8-K summary
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Issuer:     Frontier Group Holdings, Inc. (ULCC)
CIK:        0001670076
Form:       8-K
Filed at:   2025-12-15T23:59:59+00:00
Accession:  0001193125-25-319189
Event type: leadership
Sentiment:  neutral
Materiality: 0.60
Item codes: 5.02, 2.02, 7.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

Frontier CEO Barry Biffle departs; President James Dempsey named interim CEO
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- Barry L. Biffle steps down as CEO effective Dec 15, 2025; remains as director and advisor through Dec 31, 2025.
- James G. Dempsey, President and former CFO (2014-2023), appointed Interim CEO effective Dec 15, 2025.
- Board Chair Bill Franke thanked Biffle for 11 years of leadership and expressed confidence in Dempsey.
- Frontier reiterated Q4 2025 guidance previously announced Nov 5, 2025; no change to outlook.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/1670076/000119312525319189/0001193125-25-319189-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/1670076/000119312525319189/d56868d8k.htm
  HTML page:      https://secwatch.observer/filing/0001193125-25-319189

License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer