FTAI COO reports tax withholding of 17,973 shares

FTAI Aviation Ltd. Chief Operating Officer Stacy Kuperus reported a routine tax-related share withholding tied to equity compensation.

Rhea-AI Filing Summary

FTAI Aviation Ltd. Chief Operating Officer Stacy Kuperus reported a routine tax-related share withholding tied to equity compensation. The filing shows that 17,973 Ordinary Shares were withheld by the company at a price of $270.53 per share to satisfy tax obligations when restricted stock units vested. According to the filing, no shares were sold in the market, and Kuperus now directly holds 72,653 Ordinary Shares after this non‑market disposition.

Insider Trade Summary

Exercise Price or Tax Liability: 17,973 shares

Exercise Price or Tax Liability 1 txn

Insider Kuperus Stacy

Role Chief Operating Officer

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Ordinary Shares	17,973	$270.53	$4.86M

Holdings After Transaction: Ordinary Shares — 72,653 shares (Direct)

Footnotes (1)

1. F1. No shares were sold. Reflects shares withheld by the Issuer to satisfy tax withholding upon the vesting of restricted stock units.

Key Figures

Shares withheld for taxes: 17,973 shares Withholding price per share: $270.53 per share Shares held after transaction: 72,653 shares +1 more

4 metrics

Shares withheld for taxes 17,973 shares Tax withholding on RSU vesting

Withholding price per share $270.53 per share Value used for tax-withholding disposition

Shares held after transaction 72,653 shares Direct ownership after tax withholding

Tax-withholding transactions 1 transaction, 17,973 shares Summary of F-code dispositions

Key Terms

restricted stock units, tax withholding, tax-withholding disposition, Form 4

4 terms

restricted stock units financial

"Reflects shares withheld by the Issuer to satisfy tax withholding upon the vesting of restricted stock units."

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax withholding financial

"Reflects shares withheld by the Issuer to satisfy tax withholding upon the vesting of restricted stock units."

Tax withholding is the practice of taking a portion of a payment—such as wages, dividends, or sale proceeds—before it reaches the recipient and sending that portion to the tax authority as an advance on the recipient’s eventual tax bill. For investors it matters because withholding reduces immediate cash received and affects after‑tax returns, estimated tax payments, and whether you may owe more or receive a refund when taxes are finally calculated, like having a small automatic savings set aside for your tax bill.

tax-withholding disposition financial

"transaction_action: tax-withholding disposition"

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

FAQ

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

What insider transaction did FTAI COO Stacy Kuperus report on Form 4?

Stacy Kuperus reported a tax-withholding disposition, where 17,973 FTAI Aviation Ordinary Shares were withheld by the company. The shares covered tax obligations triggered by the vesting of restricted stock units, and did not involve an open-market sale.

Did FTAI Aviation COO Stacy Kuperus sell shares in this Form 4 filing?

No, the Form 4 states that no shares were sold. Instead, 17,973 Ordinary Shares were withheld by FTAI Aviation to satisfy tax withholding obligations related to vesting restricted stock units, a standard administrative equity-compensation event.

How many FTAI Aviation shares were withheld for taxes from Stacy Kuperus?

The filing reports that 17,973 Ordinary Shares of FTAI Aviation were withheld. These shares were retained by the issuer at $270.53 per share to cover tax liabilities arising from the vesting of restricted stock units awarded to the Chief Operating Officer.

What is Stacy Kuperus’s FTAI Aviation share ownership after this transaction?

After the tax-withholding event, Stacy Kuperus directly holds 72,653 FTAI Aviation Ordinary Shares. This figure reflects her position following the withholding of 17,973 shares used to satisfy tax obligations on vested restricted stock units.

How is the FTAI Aviation Form 4 transaction classified in SEC terms?

The transaction is coded “F,” meaning a tax-withholding disposition where securities are delivered to pay exercise price or taxes. The filing describes it as shares withheld by FTAI Aviation to cover tax withholding upon vesting of restricted stock units, not a market trade.

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

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Accepted by SEC EDGAR 07/02/2026 - 08:00 AM 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^*

Kuperus Stacy

(Last) (First) (Middle)

405 WEST 13TH STREET, 3RD FLOOR

(Street)

NEW YORK NEW YORK 10014

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
FTAI Aviation Ltd. [ FTAI ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Operating Officer

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/01/2026

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
Ordinary Shares	07/01/2026		F(1)		17,973	D	$270.53	72,653	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. No shares were sold. Reflects shares withheld by the Issuer to satisfy tax withholding upon the vesting of restricted stock units.

Remarks:

	/s/ BoHee Yoon, as Attorney-in-fact	07/02/2026
	** 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)