Frontier Group (ULCC) Form 144: Insider Sales Notice

Frontier Group Holdings Inc. reported proposed and recent sales of its common stock on a Form 144.

Rhea-AI Filing Summary

Frontier Group Holdings Inc. reported proposed and recent sales of its common stock on a Form 144. The filing lists multiple sales by Barry Biffle between 12/10/2025 and 02/06/2026 (examples: 17373, 82627, 100000). The notice also lists securities and broker information associated with planned transactions.

Insights

Equity Transactions Compliance

Routine Form 144 Notice documenting insider/resale activity.

The filing records multiple sales by Barry Biffle on specific dates: 12/10/2025 (17373 shares), 12/11/2025 (82627 shares), 01/22/2026 (5040 shares), and two entries of 100000 shares on 02/06/2026. It also lists broker details for proposed transactions.

These entries are procedural disclosures required when holders propose to sell restricted or control shares. Cash‑flow treatment and whether proceeds go to the issuer or selling holders are not specified in the excerpt; subsequent filings may clarify settlement details or aggregate totals.

FAQ

What does Frontier Group (ULCC) Form 144 show about recent insider sales?

It lists multiple sales by Barry Biffle between 12/10/2025 and 02/06/2026. The entries include share counts of 17,373, 82,627, 5,040, 94,960, and two filings of 100,000 shares on 02/06/2026 as shown in the excerpt.

Who is the selling party in the ULCC Form 144 excerpt?

The excerpt identifies Barry Biffle as the selling party. The form lists his address and multiple sale dates with share counts; broker information (UBS Financial Services Inc.) and other securities entries also appear in the filing.

Does the Form 144 state how proceeds will be used for ULCC?

The excerpt does not specify proceeds treatment. The filing lists proposed and completed sales and broker details but does not state whether proceeds go to the issuer or selling holders in the provided text.

Are the listed sales on the ULCC Form 144 completed transactions or notices of proposed sales?

The filing includes both sold transactions and proposed sales notices. It records securities "Sold During The Past 3 Months" with dates and share amounts and also lists securities to be sold and broker details for planned transactions.

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Accepted by SEC EDGAR 03/09/2026 - 04:23 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001511298
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	FRONTIER GROUP HOLDINGS INC
SEC File Number	001-40304
Address of Issuer	4545 AIRPORT WAY DENVER COLORADO 80239
Phone	7203744200
Name of Person for Whose Account the Securities are To Be Sold	BARRY BIFFLE
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
COMMON	UBS Financial Services Inc 1000 Harbor Blvd 3rd Floor Weehawken NJ 07086	200000	700000	229609718	03/09/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
COMMON	02/07/2025	ESOP	FRONTIER GROUP HOLDINGS INC			133823	02/07/2025	N/A
COMMON	02/08/2025	RSU	FRONTIER GROUP HOLDINGS INC			56280	02/08/2025	N/A
COMMON	02/08/2025	RSU	FRONTIER GROUP HOLDINGS INC			9897	02/08/2025	N/A

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
BARRY BIFFLE 4545 AIRPORT WAY DENVER CO 80239	COMMON	12/10/2025	17373	104422
BARRY BIFFLE 4545 AIRPORT WAY DENVER CO 80239	COMMON	12/11/2025	82627	477674
BARRY BIFFLE 4545 AIRPORT WAY DENVER CO 80239	COMMON	01/22/2026	5040	27770
BARRY BIFFLE 4545 AIRPORT WAY DENVER CO 80239	COMMON	02/04/2026	94960	526695
BARRY BIFFLE 4545 AIRPORT WAY DENVER CO 80239	COMMON	02/06/2026	100000	603060
BARRY BIFFLE 4545 AIRPORT WAY DENVER CO 80239	COMMON	02/06/2026	100000	652719

144: Remarks and Signature

Remarks
Date of Notice	03/09/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/JOSEPH CASSIDY, for UBS Financial Services Inc, as attorney-in-fact for BARRY BIFFLE
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)