McDonald's and Best Buy are upgraded, while Alcoa gets the cut, all in Wednesday's Analysts' Actions. RBC Capital upgraded McDonald's to OUTPERFORM. The firm said same-store sales and returns on investment will turn positive by year's end. Wedbush upgraded Best Buy to NEUTRAL from UNDERPERFORM with its price target increased to $37 from $24. Analysts said recent quarterly performance showed the company able to deliver comps growth and margin expansion. Alcoa was downgraded to NEUTRAL at Bank of America with its price target cut to $17. The firm said worsening aluminum fundamentals has put pressure on the company.