On Tuesday, the Pittsburgh-based company reported net income of $4.5 million, or 15 cents per share, for the three-month period ending March 31. This compares with a loss of $4.2 million, or 13 cents per share, in the first quarter of 2014. Sales for the quarter were $198.5 million, which compares with sales of $174.5 million in the same period a year ago, driven by increases in commercial aerospace and medical device market volumes.