UPGRADES:
* Big 5 Sporting (BGFV) to overweight: Piper Jaffray
* Carmike Cinemas (CKEC) to average: Caris
* ConAgra Foods (CAG) to overweight: JPMorgan
* Gamestop (GME) to buy: Goldman Sachs
* Goldman (GS) to buy: CLSA
* Humana (HUM) to outperform: Leerink Swann
* Informatica (INFA) to outperform: Robert Baird
* Informatica (INFA) to overweight: Evercore Partners
* IBM (IBM) to overweight: Barclays
* Morgan Stanley (MS) to overweight: JPMorgan
* Morgan Stanley (MS) to buy: CLSA
* Marvell Technology (MRVL) to neutral: Nomura
* Medicis Pharma (MRX) to neutral: Credit Suisse
* Nomura (NMR) to neutral: Macquarie
* News Corp. (NWSA) to overweight: Barclays
* NYSE Euronext (NYX) to outperform: Keefe Bruyette
* Tivo (TIVO) to overweight: JPMorgan
DOWNGRADES:
* ARM Holding (ARMH) to sell: Deutsche Bank
* Alpha Natural (ANR) to hold: Dahlman Rose
* Advanced Micro (AMD) to underweight: Evercore Partners
* Barclays (BCS) to neutral: JPMorgan
* CSX Corp. (CSX) to hold: Dahlman Rose
* Dycom Industries (DY) to hold: BB&T Capital
* Ericsson (ERIC) to neutral: Swedbank
* Fiserv (FISV) to neutral: Goldman Sachs
* Fifth Third (FITB) to equalweight: Evercore Partners
* Goldman Sachs (GS) to underweight: JPMorgan
* General Mills (GIS) to neutral: JPMorgan
* Linear Technology (LLTC) to neutral: Susquehanna
* Monolithic Power (MPWR) to neutral: Piper Jaffray
* Nokia (NOK) to reduce: Pohjola
* Norfolk Southern (NSC) to hold: Dahlman Rose
* Nvidia (NVDA) to underweight: Evercore Partners
* Nvidia (NVDA) to neutral: Susquehanna
* Peabody Energy (BTU) to hold: Dahlman Rose
* STMicro (STM) to neutral: Nomura
* Synchronoss (SNCR) to neutral: Goldman Sachs
* Skyworks Solutions (SWKS) to equalweight: Barclays
* Vodafone (VOD) to market perform: Bernstein
* Walter Energy (WLT) to hold: Dahlman Rose
INITIATIONS:
* Annie’s (BNNY) buy: SunTrust Robinson
* Conn’s (CONN) buy: KeyBanc
* EZchip Semi (EZCH) buy: Deutsche Bank
* Ellington Financial (EFC) market outperform: JMP Securities
* Mellanox Technologies (MLNX) buy: Deutsche Bank
* Manchester United (MANU) buy: Jefferies
* Manchester United (MANU) buy: Deutsche Bank
* Manchester United (MANU) overweight: JPMorgan
* Manchester United (MANU) neutral: Nomura
* Manchester United (MANU) outperform: Credit Suisse
* Northern Tier Energy (NTI) equalweight: Barclays
* Northern Tier Energy (NTI) buy: UBS
* Northern Tier Energy (NTI) buy: Goldman Sachs
* Petrobras (PBR) overweight: Morgan Stanley
* Peregrine Semi (PSMI) overweight: JPMorgan
* Peregrine Semi (PSMI) outperform: RBC Capital
* Peregrine Semi (PSMI) outperform: Oppenheimer
* Peregrine Semi (PSMI) buy: Deutsche Bank
* Performant Financial (PFMT) outperform: Credit Suisse
* Performant Financial (PFMT) outperform: Wells Fargo
* Performant Financial (PFMT) outperform: William Blair
* Performant Financial (PFMT) buy: Goldman Sachs
* Performant Financial (PFMT) overweight: Morgan Stanley