Shares of Kansas City Southern KSU dipped 0.4% after the company reported first-quarter 2021 adjusted earnings per share of $1.91, missing the Zacks Consensus Estimate of $2.Alcoa Corp.’s AA shares rose 8.5% after the company delivered first-quarter 2021 adjusted earnings per share of $0.79, beating the Zacks Consensus Estimate of $0.48.PPG Industries, Inc.’s PPG shares rallied 8.7% after the company reported first-quarter 2021 adjusted earnings per share of $1.88, surpassing the Zacks Consensus Estimate of $1.58.Shares of J.B. Hunt Transport Services, Inc. JBHT gained 1.4% after the company delivered first-quarter 2021 adjusted earnings per share of $1.37, outpacing the Zacks Consensus Estimate of $1.18.Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report PPG Industries, Inc. (PPG): Free Stock Analysis Report Kansas City Southern (KSU): Free Stock Analysis Report Alcoa Corp. (AA): Get Free Report J.B. Hunt Transport Services, Inc. (JBHT): Free Stock Analysis Report To read this article on Zacks.com click here. Zacks Investment Research