WAB (WAB) SVP has 321 shares withheld to cover tax on vesting

Rhea-AI Filing Summary

Westinghouse Air Brake Technologies Corp executive reports tax-withholding share transaction. Senior Vice President and Chief Accounting Officer John A. Mastalerz Jr. had 321 shares of common stock withheld on March 2, 2026 to cover tax obligations tied to vesting restricted shares at $263.015 per share. After this tax-withholding disposition, he directly holds 7,074 common shares. This was not an open-market purchase or sale but an automatic share withholding to satisfy taxes.

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

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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^*

Mastalerz John A Jr

(Last) (First) (Middle)

30 ISABELLA ST.

(Street)

PITTSBURGH PA 15212

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP [ WAB ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP Fin, Corp Controller, CAO

3. Date of Earliest Transaction (Month/Day/Year)
03/02/2026

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)
			Code	V	Amount	(A) or (D)	Price
Common Stock - Direct	03/02/2026		F		321(1)	D	$263.015	7,074	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. The amount of securities withheld by the Company to discharge withholding tax obligations of the reporting person in connection with the vesting of restricted shares.

Remarks:

	David L. DeNinno, POA for John A. Mastalerz, Jr.	03/04/2026
	** 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.

FAQ

What insider transaction did WAB executive John A. Mastalerz Jr. report?

John A. Mastalerz Jr. reported a tax-withholding disposition of 321 shares. These shares were withheld by the company to cover withholding tax obligations related to the vesting of restricted shares, rather than an open-market sale or discretionary trade.

How many WAB shares were involved in the March 2, 2026 Form 4 filing?

The filing shows 321 shares of Westinghouse Air Brake Technologies common stock were withheld. The shares were valued at $263.015 each to satisfy tax obligations arising from vesting restricted shares granted to the executive as part of his equity compensation.

What was the price per share for the WAB tax-withholding transaction?

The tax-withholding transaction used a price of $263.015 per share. This price applied to 321 withheld common shares to calculate the amount needed to cover the executive’s withholding tax obligations when his restricted stock vested on March 2, 2026.

How many WAB shares does the reporting person hold after this transaction?

After the tax-withholding disposition, John A. Mastalerz Jr. directly holds 7,074 Westinghouse Air Brake Technologies common shares. This remaining balance reflects his direct ownership following the automatic withholding of 321 shares to satisfy his equity-related tax liabilities.

Was the WAB insider transaction an open-market sale or purchase?

No, the transaction was not an open-market sale or purchase. It was a Form 4 code F event, where 321 shares were withheld by the company specifically to discharge withholding tax obligations tied to the vesting of the executive’s restricted stock award.

What does transaction code F mean in the WAB Form 4 filing?

Transaction code F indicates a tax-withholding disposition of shares. In this case, 321 WAB shares were delivered back to the company to satisfy the reporting person’s tax liability arising from vesting restricted shares, rather than being sold on the open market.