Allegheny Shares Gain Post Solid Q1 Results Allegheny Technologies Inc (NYSE: ATI ) reported first-quarter sales growth of 20% year-over-year to $834.1 million , beating the consensus of $750.69 million. High-Performance Materials Components sales increased 41.8% Y|Y to $341.6 million, reflecting higher sales across nearly all end markets, led by commercial jet engines. Segment EBITDA was $68.1 million, or 19.9% of sales. Advanced Alloys Solutions sales increased 47% Y|Y to $492.5 million, and segment EBITDA was $75.32 … Full story available on Benzinga.com