Form 4: Frontier Group EVP Sells 35,401 Shares in Pre-Planned Sale

Frontier Group Holdings' EVP of Legal & Corporate Affairs, Howard Diamond, reported the sale of 35,401 shares of common stock.

Summary

• Howard Diamond, Executive Vice President of Legal & Corporate Affairs at Frontier Group Holdings, Inc. (ULCC), reported a transaction involving the company's common stock.
• The transaction, a sale of 35,401 shares, occurred on September 5, 2025, at a price of $5.5 per share.
• This sale was conducted pursuant to a Rule 10b5-1(c) plan, indicating it was a pre-arranged transaction.
• Following this transaction, Howard Diamond beneficially owns 74,195 shares of Frontier Group Holdings, Inc. common stock directly.

Sentiment

Score: 5

Explanation: The transaction is a pre-planned insider sale under a 10b5-1 plan, which typically indicates a neutral sentiment as it is for personal financial management rather than a direct signal about the company's immediate prospects.

Future Outlook

No forward-looking statements or guidance are provided in this filing.

Industry Context

This insider transaction is a routine disclosure for a publicly traded airline company executive and does not inherently reflect broader industry trends or competitive positioning. The pre-planned nature under a 10b5-1 plan suggests it is for personal financial management rather than a reaction to specific company or industry events.

Related Party Transactions

• The reported transaction is an insider sale of common stock by an executive officer of Frontier Group Holdings, Inc.

Stakeholder Impact

• Shareholders: Minimal direct impact as this is a pre-planned, routine executive share sale and not indicative of a significant shift in company outlook.
• Employees, Customers, Suppliers, Creditors: No direct impact from this executive share transaction.

Key Dates

Keywords

Frontier Group Holdings, ULCC, Howard Diamond, Insider Sale, Common Stock, SEC Form 4, 10b5-1 Plan, Executive Transaction