Indices closed in the green zone on Friday. Despite turbulent trading this week, the Dow and S&P 500 ended February with gains. Stocks stepped up on trade talk optimism and other economic news. Manufacturing decreased in February. The Institute for Supply Management’s survey slipped to 54.2 from 56.6 in January. The result marks the slowest pace of expansion since November 2016. On another note, consumer confidence ticked up in February. The University of Michigan Consumer Sentiment Survey jumped 2.6 points to 93.8. The reading was shy of expectations.