Republic Airways CEO has 11,695 shares withheld

REPUBLIC AIRWAYS HOLDINGS INC.

Rhea-AI Filing Summary

REPUBLIC AIRWAYS HOLDINGS INC. (RJET) reported that director and President/Chief Executive Officer Matthew Koscal had 11,695 shares of common stock withheld on 2026-08-17 to pay tax liability on the vesting of restricted stock tied to an operational milestone. These shares were disposed of at $20.22 per share, leaving Koscal with 362,325 shares of common stock held directly after the transaction.

Insider Trade Summary

Tax Withholding: 11,695 shares

Tax Withholding 1 txn

Insider Koscal Matthew

Role See Remarks

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F1	11,695	$20.22	$236K

Holdings After Transaction: Common Stock — 362,325 shares (Direct)

Footnotes (1)

1. F1. Represents shares of common stock withheld by Issuer to pay taxes applicable to vesting of restricted stock in connection with the certification of achievement of a specified operational milestone related to an award previously reported.

Key Figures

Shares withheld for taxes: 11,695 shares Per-share value for withholding: $20.22 per share Shares owned after transaction: 362,325 shares +1 more

4 metrics

Shares withheld for taxes 11,695 shares Common stock withheld to pay tax liability on vesting of restricted stock

Per-share value for withholding $20.22 per share Value used for the tax-withholding disposition of 11,695 shares

Shares owned after transaction 362,325 shares Directly owned common shares by Matthew Koscal following the transaction

Shares tied to exercise price or tax liability events 11,695 shares Total shares reported under code F transactions in this Form 4

Key Terms

restricted stock, operational milestone, tax liability, withheld by Issuer

4 terms

restricted stock financial

"vesting of restricted stock in connection with the certification"

Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.

operational milestone financial

"achievement of a specified operational milestone related to an award"

tax liability financial

"withheld by Issuer to pay taxes applicable to vesting"

withheld by Issuer financial

"Represents shares of common stock withheld by Issuer to pay taxes"

FAQ

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

What insider transaction did RJET report for Matthew Koscal on August 17, 2026?

RJET reported that Matthew Koscal had 11,695 shares of common stock withheld on 2026-08-17 to pay tax liability on vesting restricted stock tied to an operational milestone.

Was the August 17, 2026 RJET Form 4 transaction a market sale by Matthew Koscal?

No. The Form 4 shows a code F transaction, representing shares withheld to pay taxes on vested restricted stock, rather than an open-market sale by Matthew Koscal.

How many RJET shares does Matthew Koscal own after the reported Form 4 transaction?

After the tax-withholding disposition, Matthew Koscal directly owns 362,325 shares of Republic Airways Holdings Inc. common stock, as reported in the Form 4.

At what price were the RJET shares valued for Matthew Koscal’s tax withholding transaction?

The shares withheld to cover taxes were valued at $20.22 per share. This price is used solely to report the tax-withholding disposition of 11,695 shares of common stock.

Why were RJET shares withheld from Matthew Koscal according to the Form 4 footnote?

The footnote states the shares represent common stock withheld by the issuer to pay taxes on the vesting of restricted stock following certification of an operational milestone tied to a prior award.

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

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Accepted by SEC EDGAR 08/19/2026 - 04:24 PM EDT Learn about SEC filing dates

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^*

Koscal Matthew

(Last) (First) (Middle)

2 BRICKYARD LANE

(Street)

CARMEL INDIANA 46032

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
REPUBLIC AIRWAYS HOLDINGS INC. [ RJET ]

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	See Remarks

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/17/2026

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

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

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

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock	08/17/2026		F(1)		11,695	D	$20.22	362,325	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares of common stock withheld by Issuer to pay taxes applicable to vesting of restricted stock in connection with the certification of achievement of a specified operational milestone related to an award previously reported.

Remarks:

Title: President and Chief Executive Officer

	/s/ Chad M. Pulley, as Attorney-in-Fact	08/19/2026
	** 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.
* Form 4: SEC 1474 (03-26)