Top 10 Analyst Upgrades/Downgrades (AMGN, CELL, ELON, SATS, KR, QLGC, MBI, PETM, S, YUM)

These are the top  10 pre-market analyst upgrades and downgrades in Wall Street research calls this Tuesday morning:

Amgen (AMGN) Started as Buy at RBC.
Brightpoint (CELL) Raised to Buy at Citigroup.
Echelon (ELON) Raised to Neutral at Piper Jaffray.
Echostar Holdings (SATS) Raised to Buy at Citigroup.
Kroger (KR) Started as Buy at Deutsche Bank.
QLogic (QLGC) Raised to Outperform at RBC.
MBIA Inc. (MBI) Cut to Underweight at JPMorgan.
PETsMART (PETM) Cut to Neutral at JPMorgan.
Sprint Nextel (S) Cut to Underweight at Piper Jaffray.
YUM! Brands (YUM) Cut to Neutral at UBS.

AUGUST 11, 2009