Westinghouse Air Brake Technologies (NYSE: WAB), better known as Wabtec, delivered a first-quarter beat and raised full-year guidance. Investors are eager to climb on board, sending Wabtec shares up 10% as of 11 a.m. ET.

Wabtec is one of the world's largest manufacturers of railroad locomotives. The company earned $1.89 per share in the first quarter on revenue of $2.5 billion, surpassing Wall Street's consensus estimate for $1.49 per share in earnings on $2.4 billion in sales.

Revenue was up 13% year over year, and Wabtec's adjusted operating margin was up 3.4 percentage points to 19.8%. Wabtec's freight segment led the way, posting sales growth of 17.2% in the quarter.

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Source Fool.com