Frontier (ULCC) Form 4: Schroeter Reduces Holdings to 37,914 Shares

Q: What transaction did Robert Schroeter report for ULCC?

He reported an open-market sale of 21,055 shares of Frontier Group Holdings common stock on 08/29/2025 (transaction code S).

Q: At what price were the ULCC shares sold in the Form 4?

The weighted-average price reported was $4.7536 , with individual trade prices ranging from $4.75 to $4.77 .

Q: How many ULCC shares does Schroeter own after the reported sale?

The filing shows Schroeter beneficially owned 37,914 shares following the reported transaction.

Q: Who signed the Form 4 on behalf of Robert Schroeter?

The form was signed by Howard Diamond, as Attorney-in-fact for Robert Schroeter on 09/03/2025 .

Filing Impact

(Moderate)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

Robert Schroeter, identified as SVP, Chief Commercial Officer of Frontier Group Holdings, Inc. (ULCC), reported a sale of common stock on 08/29/2025. The filing shows 21,055 shares sold at a weighted-average price of $4.7536, with individual trade prices ranging from $4.75 to $4.77. After the sale, Schroeter beneficially owned 37,914 shares in a direct capacity.

The Form 4 was signed by an attorney-in-fact on behalf of Schroeter on 09/03/2025. The filing discloses the weighted-average methodology and offers to provide transaction-level price details on request.

Positive

Transparent disclosure of weighted-average price and execution range ($4.75$4.77)
Timely filing with attorney-in-fact signature indicating procedural compliance
Post-transaction ownership clearly stated as 37,914 shares (direct)

Negative

Insider sold 21,055 shares, which reduces direct ownership and could be perceived negatively by some investors
No plan context provided in the filing (no mention of a 10b5-1 plan or other prearranged plan in this Form 4)

Insights

TL;DR Insider sale of 21,055 ULCC shares at ~$4.75 reduces direct holdings to 37,914; filing is routine and informational.

The transaction is coded "S" indicating an open-market sale of common stock. The weighted-average sale price is disclosed along with the range of execution prices, which supports transparency. The size of the sale should be evaluated relative to Schroeter's total holdings and the companys market capitalization, but the filing itself provides the concrete numbers investors need to assess potential signaling.

TL;DR The Form 4 shows timely disclosure and provides price-range detail; the sale appears procedural rather than extraordinary based on this filing alone.

The report includes an attorney-in-fact signature and an explanatory footnote about weighted-average pricing, which reflects compliance with filing requirements. There is no accompanying information here about a prearranged trading plan or other context, so this record should be read as a disclosed sale without further corporate-action implications.

Insider Trade Summary

Net Seller: 21,055 shares

Net Sell 1 txn

Insider Schroeter Robert

Role SVP, Chief Commercial Officer

Sold 21,055 shs ($100K)

Type	Security	Shares	Price	Value
Sale	Common Stock	21,055	$4.7536	$100K

Holdings After Transaction: Common Stock — 37,914 shares (Direct)

Footnotes (1)

F1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.75 to $4.77, 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.

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 09/03/2025 - 04:13 PM

FAQ

What transaction did Robert Schroeter report for ULCC?

He reported an open-market sale of 21,055 shares of Frontier Group Holdings common stock on 08/29/2025 (transaction code S).

At what price were the ULCC shares sold in the Form 4?

The weighted-average price reported was $4.7536, with individual trade prices ranging from $4.75 to $4.77.

How many ULCC shares does Schroeter own after the reported sale?

The filing shows Schroeter beneficially owned 37,914 shares following the reported transaction.

Who signed the Form 4 on behalf of Robert Schroeter?

The form was signed by Howard Diamond, as Attorney-in-fact for Robert Schroeter on 09/03/2025.

Does the Form 4 state the sale was made under a 10b5-1 trading plan?

No. The Form 4 does not indicate that the transaction was made pursuant to a 10b5-1 plan.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Schroeter Robert

(Last)

(First)

(Middle)

4545 AIRPORT WAY

(Street)

DENVER

80239

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
Frontier Group Holdings, Inc. [ ULCC ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	SVP, Chief Commercial Officer

3. Date of Earliest Transaction (Month/Day/Year)
08/29/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	08/29/2025		S		21,055	D	$4.7536⁽¹⁾	37,914	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.75 to $4.77, 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.

Remarks:

	/s/ Howard Diamond, as Attorney-in-fact for Robert Schroeter	09/03/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

Source: View Original Filing on SEC EDGAR