Westinghouse Air Brake Technologies (WAB) Q4 Earnings Beat Estimates Posted byZacks Equity Research February 16, 2022 Leave a comment on Westinghouse Air Brake Technologies (WAB) Q4 Earnings Beat Estimates Wabtec (WAB) delivered earnings and revenue surprises of 0.85% and 4.92%, respectively, for the quarter ended December 2021. Do the numbers hold clues to what lies ahead for the stock?