The most recent trading session ended with Allegheny Technologies (ATI) standing at $64.86, reflecting a -1.04% shift from the previouse trading day's closing. This move lagged the S&P 500's daily gain of 0.08%. Meanwhile, the Dow lost 0.12%, and the Nasdaq, a tech-heavy index, added 0.07%.Shares of the maker of steel and specialty metals have appreciated by 18.2% over the course of the past month, outperforming the Basic Materials sector's loss of 1.43% and the S&P 500's loss of 0.21%.Market participants w ...