September S&P 500 E-Mini futures (ESU24)are trending up +0.50% this morning as sentiment got a boost from gains in Asia, while investors awaited crucial U.S. producer inflation data, comments from a Federal Reserve official, and an earnings report from home improvement chain Home Depot. In yesterday’s trading session, Wall Street’s main stock indexes ended mixed. KeyCorp (KEY) climbed over +9% and was the top percentage gainer on the S&P 500 after Scotiabank announced plans to buy a 14.9% pre-forma stake for a minority investment of about $2.8 billion through the issuance of common shares at a…