Welcome to our dedicated page for Frontier Group Holdings SEC filings (Ticker: ULCC), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Frontier Group Holdings, Inc. (NASDAQ: ULCC) SEC filings page provides access to the company’s official regulatory disclosures as the parent of Frontier Airlines, Inc. As a registrant under the Securities Exchange Act of 1934, Frontier files annual reports on Form 10-K, quarterly reports on Form 10-Q and current reports on Form 8-K that together outline its financial condition, operating performance and material corporate events.
In these filings, Frontier details its scheduled passenger air transportation business, including operating revenues, operating expenses, cost per available seat mile (CASM), revenue per available seat mile (RASM), fuel costs, liquidity and fleet composition. Investors can review how the company describes its low-fare model, its focus on fuel-efficient Airbus A320 family aircraft and its plans for future aircraft deliveries and engine selections.
Current reports on Form 8-K are particularly important for tracking significant developments. Recent 8-K filings have covered quarterly financial results, updates to earnings guidance and executive leadership changes, such as the appointment of James G. Dempsey as President and Chief Executive Officer and earlier disclosure of his role as Interim Chief Executive Officer. These filings also include cautionary statements and references to the company’s risk factors.
Risk disclosures in Frontier’s SEC reports discuss economic conditions, competitive dynamics in the airline industry, operational disruptions, fuel price volatility, reliance on specific aircraft and engine suppliers, labor matters, regulatory requirements, environmental considerations, financial leverage and other factors that can affect ULCC’s performance. For investors analyzing ULCC stock, these documents are a primary source for understanding the company’s risk profile and governance structure.
On this page, users can review Frontier’s 10-K and 10-Q filings for detailed financial statements and notes, 8-K filings for timely event updates, and exhibits that may include material agreements. AI-powered tools summarize key points and highlight items such as changes in guidance, management appointments and fleet commitments, helping readers navigate complex filings more efficiently.
Frontier Group Holdings (ULCC): Sr. Vice President, Operations Trevor J. Stedke reported equity transactions on 10/25/2025. He acquired 60,764 shares of common stock upon the vesting and settlement of previously granted RSUs. The company withheld 18,246 shares at $4.15 to cover taxes associated with this net share issuance, which is not a sale by the reporting person. Following these transactions, he directly owns 233,954 shares of common stock. He also holds 60,764 RSUs that remain outstanding and are scheduled to fully vest on October 25, 2026.
Frontier Group Holdings (ULCC) reported an insider equity change by its EVP, Legal & Corporate Affairs, on Oct 25, 2025. 62,934 shares of common stock were acquired upon the vesting and settlement of previously granted RSUs.
To cover taxes, 27,533 shares were withheld at $4.15 per share; no open‑market sale occurred. After these transactions, the insider beneficially owned 109,596 shares directly. 62,934 RSUs remain outstanding and fully vest on Oct 25, 2026.
Frontier Group Holdings (ULCC): Form 4 insider update. SVP, Human Resources Steve Schuller reported RSU vesting on 10/25/2025. He acquired 26,042 shares of common stock upon settlement of previously granted restricted stock units; the RSUs have no expiration and convert 1-for-1 into common shares.
To cover taxes, 8,060 shares were withheld at $4.15, which the filing states does not represent a sale by the reporting person. Following these transactions, he directly beneficially owned 82,312 common shares. He also reported 26,042 RSUs outstanding, which are scheduled to fully vest on October 25, 2026.
Frontier Group Holdings (ULCC) SVP & CFO Mark C. Mitchell reported the vesting and settlement of 52,083 Restricted Stock Units on 10/25/2025 (code M). The company withheld 22,786 shares at
Frontier Group Holdings (ULCC) Form 4: The company’s President reported the vesting and settlement of 65,104 Restricted Stock Units on 10/16/2025. In connection with the net share issuance, 28,483 shares were withheld to cover taxes at $4.42 per share; this withholding is not a market sale.
Following these transactions, the officer directly owns 208,726 shares of common stock. Derivative holdings show 65,105 RSUs remaining, which fully vest on October 16, 2026. No open-market sales by the reporting person occurred.
Frontier Group Holdings (ULCC) reported an insider equity update for its SVP & CFO, Mark C. Mitchell. On October 16, 2025, 43,403 Restricted Stock Units settled into common stock (Code M). The issuer withheld 18,988 shares at $4.42 to cover taxes (Code F), which does not represent a sale by the insider.
Following these transactions, Mitchell directly owned 136,501 shares. The filing notes that 43,403 RSUs remain outstanding and are scheduled to fully vest on October 16, 2026; each RSU equals one share and has no expiration date.
The filing is an initial Form 3 for Frontier Group Holdings, Inc. (ULCC) reporting by Mathew Jeffrey, who is listed as an officer (SVP, Chief Information Officer). The event date is 09/22/2025. The form states no securities are beneficially owned and includes a Power of Attorney (Exhibit 24). The form is signed by an attorney-in-fact on 10/02/2025.
Frontier Group Holdings, Inc. (ULCC) reporting person Howard M. Diamond, identified as an officer (EVP, Legal & Corporate Affairs), reported an insider sale on 09/05/2025. The Form 4 records a sale (Transaction Code S) of 35,401 shares of Common Stock at $5.50 per share. Following the reported transaction, the filing shows Mr. Diamond beneficially owns 74,195 shares. No derivative transactions are reported on this form. The form was signed by the reporting person on 09/09/2025.
Form 144 notice for Frontier Group Holdings, Inc. (ULCC) reports a proposed sale of 3,800 common shares through UBS Financial Services on 09/09/2025 with an aggregate market value of $20,259.70. The shares were acquired as RSUs granted by Frontier Group Holdings Inc on 01/08/2025. The filing lists 228,155,458 shares outstanding for the class. The filer also reports a prior sale by Alexandre Clerc of 5,485 shares on 08/26/2025 generating $25,126 in gross proceeds. The notice includes the standard representation that the seller is not aware of undisclosed material adverse information.
Frontier Group Holdings, Inc. (ULCC) filing reports a proposed sale under Rule 144 of 35,401 common shares through UBS Financial Services with an aggregate market value of $194,705.50. The shares represent part of a holding of 228,155,458 outstanding shares and were acquired as restricted stock units on 10/25/2024 from the issuer. The filer also reported recent sales totaling 57,809 common shares on 09/02/2025 and 09/03/2025 with gross proceeds of $149,268 and $182,712 respectively. The notice includes the signer’s representation that they are not aware of any undisclosed material adverse information about the issuer.