WAB: Other company developments

Item 8.01. Other Events. In connection with its public offering (the “Offering”) of $500 million aggregate principal amount of its 5.900% Senior Notes due 2037 (the “Notes”), Westinghouse Air Brake Technologies Corporation (the “Company”) is filing herewith as Exhibit 1.1 the Underwriting Agreement, dated November 2, 2026 (the “Underwriting Agreement”), by and among the Company, the subsidiary guarantors party thereto and BofA Securities, Inc., Citigroup Global Markets Inc., PNC Capital Markets LLC and TD Securities (USA) LLC. The Offering is being conducted pursuant to the Company’s shelf registration statement on Form S-3 (File No. 333-299570) filed with the Securities and Exchange Commission. The description of the Underwriting Agreement set forth above is qualified in its entirety by reference to the full text of the Underwriting Agreement, a copy of which is filed as Exhibit 1.1 to this Current Report on Form 8-K and incorporated herein by reference. On November 2, 2026, the Company issued a press release announcing that it priced the Offering. A copy of the Company’s press release is filed herewith as Exhibit 99.1 and incorporated by reference. Item 9.01. Financial Statements and Exhibits. (d) Exhibits The following exhibits are furnished with this report on Form 8-K: Exhibit No. Description 1.1 Underwriting Agreement, dated November 2, 2026, by and among Westinghouse Air Brake Technologies Corporation, the subsidiary guarantors party thereto and BofA Securities, Inc., Citigroup Global Markets Inc., PNC Capital Markets LLC and TD Securities (USA) LLC. 99.1 Press Release, dated November 2, 2026. 104 Cover Page Interactive Data File within the Inline XBRL document. 1 SIGNATURE Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has du