Frontier officer plans sale of 7,500 shares

Officer Steve Schuller files a Rule 144 notice to sell 7,500 ULCC shares, following 20,000 shares sold in the prior three months.

Rhea-AI Filing Summary

Frontier Group Holdings, Inc. (ULCC) is the issuer for a planned sale of its common stock under Rule 144 by officer Steve Schuller. The notice covers a proposed sale of 7,500 shares of common stock through UBS Financial Services Inc. on or about September 4, 2026, with an indicated aggregate value of $43,125.00 on Nasdaq.

The securities to be sold relate to vested RSU awards dated September 17, 2022 (6,263 shares) and February 23, 2023 (1,237 shares). The filing also reports prior sales over the preceding three months totaling 20,000 shares for proceeds of $60,000.00 on June 5, 2026 and $75,536.75 on August 3, 2026.

Key Figures

Proposed shares to be sold: 7,500 shares Proposed aggregate sale value: $43,125.00 RSU-derived shares 2022 grant: 6,263 shares +3 more

6 metrics

Proposed shares to be sold 7,500 shares Common stock sale under Rule 144, expected around September 4, 2026

Proposed aggregate sale value $43,125.00 Indicated total for 7,500 Frontier Group Holdings, Inc. shares

RSU-derived shares 2022 grant 6,263 shares From RSUs dated September 17, 2022 to be sold

RSU-derived shares 2023 grant 1,237 shares From RSUs dated February 23, 2023 to be sold

Shares sold in prior 3 months 20,000 shares 10,000 shares on June 5, 2026 and 10,000 shares on August 3, 2026

Proceeds from prior 3‑month sales $135,536.75 Sum of $60,000.00 and $75,536.75 reported for past 3 months

Key Terms

Rule 144, RSU, attorney-in-fact

3 terms

Rule 144 regulatory

"See the definition of "person" in paragraph (a) of Rule 144."

Rule 144 is a U.S. securities regulation that sets conditions under which restricted or insider-held shares can be legally resold to the public, such as required holding periods, availability of public information, limits on how much can be sold at once, and certain filing requirements. For investors it matters because it determines when previously locked-up shares can enter the market — like a release valve that can increase supply, affect share price, and signal insider intent.

RSU financial

"Common | 09/17/2022 | RSU | Issuer | | | 6263 |"

Restricted stock units (RSUs) are a form of company shares given to employees as part of their compensation, usually with certain restrictions or conditions, such as remaining with the company for a set period. When these restrictions lift, employees receive actual shares that they can sell or hold. For investors, RSUs can impact a company's stock supply and reflect the company's commitment to attracting and retaining talent.

attorney-in-fact regulatory

"Signature | /s/ UBS Financial Services Inc, as attorney-in-fact for Steve Schuller"

An attorney-in-fact is the person or entity given legal authority through a power of attorney to act on behalf of another for specific tasks, such as signing documents, voting shares, or handling transactions. For investors, this matters because it lets a trusted representative make timely decisions or complete paperwork when the owner cannot, much like handing keys to someone to run errands on your behalf—so checks on scope and limits of that authority are important.

FAQ

What does the Form 144 filing disclose about Frontier Group Holdings, Inc. (ULCC)?

It discloses that officer Steve Schuller has filed a Rule 144 notice to sell 7,500 shares of Frontier Group Holdings, Inc. common stock through UBS Financial Services Inc., with an indicated aggregate value of $43,125.00 on Nasdaq.

How many ULCC shares is Steve Schuller planning to sell under this Form 144?

The notice covers a proposed sale of 7,500 shares of Frontier Group Holdings, Inc. common stock, with an indicated aggregate sale value of $43,125.00 and CUSIP 230215771, expected to trade on Nasdaq on or about September 4, 2026.

What prior ULCC share sales by Steve Schuller are reported in the last three months?

The filing reports two prior sales of Frontier Group Holdings, Inc. common stock: 10,000 shares for $60,000.00 on June 5, 2026, and 10,000 shares for $75,536.75 on August 3, 2026.

What is the origin of the ULCC shares to be sold under this Form 144?

The shares relate to RSU awards from Frontier Group Holdings, Inc.: 6,263 shares from RSUs dated September 17, 2022 and 1,237 shares from RSUs dated February 23, 2023, both issued by the company as equity compensation.

Who is handling the sale of the ULCC shares under the Form 144 notice?

The planned sale of 7,500 shares of Frontier Group Holdings, Inc. common stock is listed as being handled by UBS Financial Services Inc., located at 11 Madison Avenue, New York, with trading expected on Nasdaq.

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

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Available on EDGAR 09/04/2026 - 04:07 PM Accepted by SEC EDGAR 09/04/2026 - 04:07 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	0002011128
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	(720) 374-4490
Name of Person for Whose Account the Securities are To Be Sold	Schuller Steve
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. 11 Madison Avenue 4th Floor New York NY 10010	7500	43125.00	230215771	09/04/2026	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	09/17/2022	RSU	Issuer			6263	09/17/2022	N/A
Common	02/23/2023	RSU	Issuer			1237	02/23/2023	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

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
Steve Schuller 4545 AIRPORT WAY Denver CO 80239	Common	06/05/2026	10000	60000.00
Steve Schuller 4545 AIRPORT WAY Denver CO 80239	Common	08/03/2026	10000	75536.75

144: Remarks and Signature

Remarks
Date of Notice	09/04/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	06/03/2026
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/ UBS Financial Services Inc, as attorney-in-fact for Steve Schuller
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)