Westinghouse Air Brake Technologies (WAB)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-21 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: WESTINGHOUSE AIR BRAKE TECHNOLOGIES CORP (WAB) CIK: 0000943452 --- Reporting Owner --- Name: Mendonca Rogerio CIK: 0001841890 Role: Officer (President, Equipment Group) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock - Direct Date: 2026-08-21 | Code: S (Open market sale) Shares: -2,910 | Price: $297.05 Total Value: $864,427.14 Shares Owned After: 7,977 | Ownership: D (Direct) Footnotes: [F1] The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within $1.00 ranging from $296.43 to $297.35 inclusive. The reporting person undertakes to provide Westinghouse Air Brake Technologies Corporation ("Wabtec"), any security holder of Wabtec, 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 range set forth in footnote (1) to this Form 4. [F2] The reporting person's beneficial ownership amount has been adjusted to reflect an inadvertent underreporting of 9 shares of Common Stock in the Reporting Person's prior reports. [Transaction #2] Security: Common Stock - Direct Date: 2026-08-21 | Code: S (Open market sale) Shares: -9 | Price: $296.24 Total Value: $2,666.16 Shares Owned After: 7,968 | Ownership: D (Direct) --- Footnotes (Complete Index) --- F1: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices within $1.00 ranging from $296.43 to $297.35 inclusive. The reporting person undertakes to provide Westinghouse Air Brake Technologies Corporation ("Wabtec"), any security holder of Wabtec, 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 range set forth in footnote (1) to this Form 4. F2: The reporting person's beneficial ownership amount has been adjusted to reflect an inadvertent underreporting of 9 shares of Common Stock in the Reporting Person's prior reports. --- Signature --- /s/ David L. DeNinno, POA for Rogerio Mendonca (2026-08-24)