UPGRADES:
* Arkansas Best (ABFS) raised to market perform: Wells Fargo
* First Horizon National (FHN) raised to neutral: Compass Point
* Louisiana-Pacific (LPX) raised to hold: Salman Partners
* Louisiana-Pacific (LPX) raised: BMO
* National Financial Partners (NFP) raised to neutral: BofAML
* RTI Biologics (RTIX) raised to buy: Roth Capital
* Tower Group (TWGP) raised to outperform: FBR
* Wal-Mart (WMT) raised to hold: Deutsche Bank
DOWNGRADES:
* Advent Software (ADVS) cut to neutral: Wedbush
* Allegiant Travel (ALGT) cut to sell: Dahlman Rose
* Auxilium Pharma (AUXL) cut to market perform: Leerink Swann
* Arkansas Best (ABFS) cut to underweight: JP Morgan
* Becton Dickinson (BDX) cut to underweight: JP Morgan
* BMC Software (BMC) cut to neutral: Credit Suisse
* BMC Software (BMC) cut to outperform: Raymond James
* Chicago Bridge (CBI) cut to neutral: Lazard
* Coach (COH) cut to neutral: Piper Jaffray
* Delta Air (DAL) cut to hold: Dahlman Rose
* Denderon (DNDN) cut to sell: Lazard
* Discovery Communications (DISCA) cut to sell: Citi
* Heartland Payment System (HPY) cut: Keefe Bruyette
* JetBlue (JBLU) cut to sell: Dahlman Rose
* Luminex (LMNX) cut to market perform: William Blair
* McGrath Rentcorp (MGRC) cut to market perform: Oppenheimer
* Mercury Computer (MRCY) cut to sell: CRT Capital
* Metropolitan Health (MDF) cut to buy: Feltl
* Polypore International (PPO) cut to neutral: Robert Baird
* Reald (RLD) cut to hold: Stifel Nicolaus
* Republic Airways (RJET) cut to hold: Dahlman Rose
* RPX (RPXC) cut to neutral: BOFAML
* SkyWest (SKYW) cut to sell: Dahlman Rose
* Symetra (SYA) cut to underperform: BofAML
* Tech Data (TECD) cut to underperform: BofAML
* United Continental (UAL) cut to hold: Dahlman Rose
INITIATIONS:
* Eastman Chemical (EMN) new buy: Lazard
* EOG (EOG) new hold: Miller Tabak
* Precision Castparts (PCP) new neutral: Imperial Capital
* Rosetta Resources (ROSE) new sell: Miller Tabak
* Sanchez Energy (SN) new buy: Miller Tabak
* Watsco (WSO) new neutral: Lazard