ULCC Form 144: 631,806 Shares Planned Sale Worth $3.55M

Form 144 notice for Frontier Group Holdings, Inc. (ULCC) documents a proposed sale of 631,806 shares of common stock through UBS Financial Services with an aggregate market value of $3,550,000, and an approximate sale date of 09/02/2025 on NASDAQ.

Rhea-AI Filing Summary

Form 144 notice for Frontier Group Holdings, Inc. (ULCC) documents a proposed sale of 631,806 shares of common stock through UBS Financial Services with an aggregate market value of $3,550,000, and an approximate sale date of 09/02/2025 on NASDAQ.

The filing lists multiple prior acquisitions of the shares by the selling person from Frontier Group Holdings Inc., Indigo Frontier Holdings Co LLC and a gift from Barry Biffle, consisting of ESOP awards, RSUs, a share distribution and a gift dated between 02/24/2023 and 01/15/2025. The filing does not provide the filer CIK, the specific filer name or the issuer address/SEC file number in the visible text.

Positive

• Planned sale is disclosed under Rule 144, showing compliance with transfer reporting requirements
• Broker identified as UBS Financial Services, indicating the sale will be executed through an established brokerage

Negative

• Key identifying fields are missing or not populated in the provided content (filer CIK/name and issuer SEC file number), limiting verification
• Filing does not state the filer’s relationship or beneficial ownership percentage, so investor implications are unclear

Insights

Securities Compliance Analyst

TL;DR: Routine Rule 144 notice for a planned sale of restricted/beneficial shares through an institutional broker; appears procedural rather than material.

The filing presents a scheduled disposition under Rule 144: 631,806 common shares offered via UBS with an aggregate market value of $3.55 million and a target sale date of 09/02/2025 on NASDAQ. The acquisition table shows the lots to be sold originated from ESOP awards, RSUs, a share distribution and a prior gift, which is consistent with the types of holdings commonly reported on Form 144. Key administrative details (filer CIK and issuer address/SEC file number) are not populated in the provided text, limiting verification of the reporting party and the exact issuer identity within the document.

Corporate Governance Expert

TL;DR: The notice documents insider/affiliate share sales but contains limited identifying information, so governance implications are unclear.

The schedule of acquisitions indicates compensation-related awards (ESOP, RSUs) and a gift as sources of the securities to be sold, suggesting the shares are likely affiliated with company insiders or beneficiaries. The use of a major broker (UBS) and the lack of reported sales in the prior three months reduce the immediate appearance of market-impacting activity. However, the omission of filer identification and issuer file number in the visible content constrains any assessment of insider status, beneficial ownership percentages, or potential governance signaling.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the Form 144 filed for ULCC disclose?

The form discloses a proposed sale of 631,806 common shares via UBS with an aggregate market value of $3,550,000 and an approximate sale date of 09/02/2025 on NASDAQ.

Who acquired the shares listed for sale in the ULCC Form 144?

The acquisition table shows shares were acquired from Frontier Group Holdings Inc (ESOP and RSU grants), Indigo Frontier Holdings Co LLC (share distribution) and a gift from Barry Biffle.

Does the filing show any sales by the reporting person in the past 3 months?

The filing indicates "Nothing to Report" under securities sold during the past 3 months.

Is the filer or issuer CIK provided in the document?

No. The provided content does not include a populated filer CIK or complete issuer SEC file number and address fields.

Which broker will execute the sale listed on the Form 144 for ULCC?

The listed broker is UBS Financial Services Inc, 1000 Harbor Blvd, 3rd Floor, Weehawken, NJ 07086.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 09/02/2025 - 04:43 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	631806	3550000	228155458	09/02/2025	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	10/30/2023	ESOP	Frontier Group Holdings Inc			23965	10/30/2023	N/A
common	02/03/2024	RSU	Frontier Group Holdings Inc			42264	02/03/2024	N/A
common	02/08/2024	RSU	Frontier Group Holdings Inc			5567	02/08/2024	N/A
common	02/08/2024	RSU	Frontier Group Holdings Inc			31658	02/08/2024	N/A
common	02/23/2024	RSU	Frontier Group Holdings Inc			29527	02/23/2024	N/A
common	04/01/2024	ESOP	Frontier Group Holdings Inc			20000	04/01/2024	N/A
common	04/12/2024	ESOP	Frontier Group Holdings Inc			20000	04/12/2024	N/A
common	10/25/2024	RSU	Frontier Group Holdings Inc			131836	10/25/2024	N/A
common	01/15/2025	ESOP	Frontier Group Holdings Inc			119065	01/15/2025	N/A
common	03/07/2024	share distribution	Indigo Frontier Holdings Co LLC			158975	03/07/2024	N/A
common	02/24/2023	Gift	Barry Biffle		02/24/2023	48949	02/24/2023	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

Nothing to Report

144: Remarks and Signature

Remarks	Barry Biffle is CEO of Frontier Group Holdings Inc. This filing includes 423,882 shares which Barry is the seller, 158,975 shares which Brandi Biffle is the seller, and 48,949 shares which The Banks Barnhart Biffle Irrevocable Trust is the seller.
Date of Notice	09/02/2025
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)