Barry L. Biffle - 02 Sep 2025 Form 4 Insider Report for Frontier Group Holdings, Inc. (ULCC)

Signature
/s/ Howard Diamond, as Attorney-in-fact for Barry L. Biffle
Issuer symbol
ULCC
Transactions as of
02 Sep 2025
Net transactions value
-$3,548,652
Form type
4
Filing time
04 Sep 2025, 16:10:16 UTC
Previous filing
11 Feb 2025
Next filing
28 Oct 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Biffle Barry CEO, Director C/O FRONTIER GROUP HOLDINGS INC., 4545 AIRPORT WAY, DENVER /s/ Howard Diamond, as Attorney-in-fact for Barry L. Biffle 04 Sep 2025 0001511298

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction ULCC Common Stock Sale $2,385,735 -423,882 -35% $5.63 800,000 02 Sep 2025 Direct F1
transaction ULCC Common Stock Sale $275,725 -48,949 -100% $5.63 0 02 Sep 2025 By Family Trust F2, F3
transaction ULCC Common Stock Sale $887,192 -158,975 -100% $5.58 0 02 Sep 2025 By Spouse F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.50 to $6.04, inclusive. The Reporting Person undertakes to provide to Frontier Group Holdings, Inc., any security holder of Frontier Group Holdings, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the price range set forth in this footnote.
F2 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.51 to $5.99, inclusive. The Reporting Person undertakes to provide to Frontier Group Holdings, Inc., any security holder of Frontier Group Holdings, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the price range set forth in this footnote.
F3 These shares of Issuer Common Stock are held in a trust for the benefit of the Reporting Person's child. The Reporting Person's spouse is the trustee of the trust. The Reporting Person disclaims beneficial ownership of these shares of Issuer Common Stock, and the filing of this report is not an admission that the Reporting Person is the beneficial owner of these shares of Issuer Common Stock for purposes of Section 16 or for any other purpose.
F4 The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $5.55 to $5.64, inclusive. The Reporting Person undertakes to provide to Frontier Group Holdings, Inc., any security holder of Frontier Group Holdings, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the price range set forth in this footnote.