Just a few of many, via 24/7 Wall Street:
Applied Materials (AMAT) Started as Sell with $8 target at Auriga.
DryShips (DRYS) Cut to Underperform at Oppenheimer.
Exxon Mobil (XOM) Cut to Neutral at Goldman Sachs.
Norsk Hydro (NHY) Cut to Market Perform at Bernstein.
Peabody Energy (BTU) Cut to Market Perform at FBR.