Check out which companies are making headlines before the bell Monday:
Alcoa - Citigroup resumed coverage of the aluminum maker with a "buy" recommendation.
Big Lots - J.P. Morgan downgraded the closeout retailer to "neutral" from "overweight."
Carnival - Goldman downgraded the cruise operator to "neutral" from "buy."
Consol Energy - Citrgroup downgraded the supplier of gas and coal to "neutral."
Dr Pepper Snapple Group - RBC Capital Markets downgraded the provider of soft drinks to "underperform" from "sector perform."
DreamWorks Animation SKG - FBR Capital Markets downgraded the film studio to "underperform."
Groupon - Bank of America upgraded the provider of online coupons to "buy" from "neutral."
Monster Beverage - RBC Capital Markets downgraded the provider of energy drinks to "outperform" from "top pick."
Twenty-First Century Fox - Goldman Sachs reinstated coverage of the film studio with a "buy" rating.
—By CNBC's Kate Gibson.
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