If you are wondering whether ATI at US$165.08 is still reasonable value or starting to look stretched, the next sections walk through the numbers that matter most. The stock has seen sharp moves recently, with returns of 12.9% over 7 days, 11.6% over 30 days, 38.5% year to date and 136.6% over the past year, as well as a very large 3 year gain and more than a 7x return over 5 years. Recent headlines around ATI have focused on its share price performance and the implications for investors...