The latest trading session saw Allegheny Technologies (ATI) ending at $62.83, denoting a -1.83% adjustment from its last day's close. The stock's performance was behind the S&P 500's daily gain of 0.71%. Elsewhere, the Dow gained 1.03%, while the tech-heavy Nasdaq added 0.6%.Coming into today, shares of the maker of steel and specialty metals had gained 7.51% in the past month. In that same time, the Basic Materials sector gained 5.75%, while the S&P 500 gained 6.41%.Market participants will be closely foll ...