Wabtec (NYSE: WAB) EVP DeNinno sells 2,500 shares in open-market trade

Rhea-AI Filing Summary

Westinghouse Air Brake Technologies Corp executive David L. DeNinno sold 2,500 shares of common stock in an open-market transaction. The shares were sold at an average price of $265.475 per share. After this sale, he continues to hold 58,128 shares directly.

Insider Trade Summary

Net Seller: 2,500 shares ($663,688)

Net Sell 1 txn

Insider DeNinno David L

Role Exec VP, General Counsel, Sec.

Sold 2,500 shs ($664K)

Type	Security	Shares	Price	Value
Sale	Common Stock - Direct	2,500	$265.475	$664K

Holdings After Transaction: Common Stock - Direct — 58,128 shares (Direct, null)

Footnotes (1)

Key Figures

Shares sold: 2,500 shares Sale price: $265.475 per share Shares held after sale: 58,128 shares

3 metrics

Shares sold 2,500 shares Open-market sale of common stock

Sale price $265.475 per share Average sale price for the 2,500 shares

Shares held after sale 58,128 shares Direct holdings after the transaction

Key Terms

open-market sale, Form 4, Common Stock, Section 16

4 terms

open-market sale financial

"transaction_action": "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Form 4 regulatory

"This transaction was disclosed on a 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.

Common Stock financial

"security_title": "Common Stock - Direct""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

Section 16 regulatory

"His insider transactions are reported under Section 16 rules"

Section 16 is a U.S. securities law rule that governs the trading and disclosure obligations of company insiders — typically officers, directors and large shareholders — to promote transparency and deter unfair profit-taking. It requires insiders to publicly report their stock trades and allows companies or the issuer to reclaim quick, short-term profits from certain insider trades, like a scoreboard and a refund policy that help investors see and limit possible insider advantage.

Form 4 Insider Transactions: What Each Field Means →

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^*

DeNinno David L

(Last) (First) (Middle)

30 ISABELLA ST.

(Street)

PITTSBURGH PENNSYLVANIA 15212

(City) (State) (Zip)

UNITED STATES

(Country)

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)
	Exec VP, General Counsel, Sec.

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/05/2026

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 - Direct	05/05/2026		S		2,500	D	$265.475	58,128	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:

Remarks:

	David L. DeNinno	05/06/2026
	** 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)

FAQ

What insider transaction did WAB executive David L. DeNinno report?

David L. DeNinno reported an open-market sale of 2,500 shares of Westinghouse Air Brake Technologies common stock. This transaction was disclosed on a Form 4 and reflects a routine insider share disposal at a specified market price.

At what price did David L. DeNinno sell WAB shares?

He sold 2,500 Westinghouse Air Brake Technologies shares at an average price of $265.475 per share. This reflects an open-market transaction where the sale price corresponds to prevailing market levels at the time of the trade.

How many WAB shares does DeNinno hold after this Form 4 transaction?

Following the reported sale, David L. DeNinno directly holds 58,128 shares of Westinghouse Air Brake Technologies common stock. This remaining position shows he continues to maintain a substantial ownership stake after disposing of a smaller portion.

What role does David L. DeNinno hold at Westinghouse Air Brake Technologies (WAB)?

David L. DeNinno serves as Executive Vice President, General Counsel, and Secretary at Westinghouse Air Brake Technologies. His insider transactions are reported under Section 16 rules, requiring disclosure of trades in the company’s equity securities.

Was the reported WAB insider trade a purchase or a sale?

The transaction was a sale. David L. DeNinno executed an open-market sale of 2,500 Westinghouse Air Brake Technologies common shares, as indicated by the Form 4 transaction code “S” and the classification as an open-market transaction.