Alcoa Inc. (AA) lost 0. 3 percent to $15. 86. The largest US aluminum producer said second-quarter net income excluding certain items was 32 cents a portion, missing the 33-cent intermediate estimate of 14 analysts surveyed by Bloomberg. Clean Energy Fuel Corp. Kicking off US net income season after the close Monday, Dow element Alcoa is required to report a second-quarter net income of 34 cents a portion, according to a consensus survey compiled by FactSet Research. Houston-based Dynegy is beginning the process of Melissa Lee, the moderator of CNBC' s “Fast Money” TV show, said that Alcoa(AA) was...