Upgrades Downgrades, Stocks to Watch May 4

First Solar, Inc. (FSLR) Trading at $125 pre market down about $10. 3 conflicting analyst notes so far Agrium upgraded them?! Price target 160 Brean Murry Goes from 181 to 170?! Collins stewart downgrades from Buy to Hold Las Vegas Sands Corp. (LVS) - Trending up in pre market, typical move as LVS has a habit of filling when down on events. Long single tier 42.42 for a pre market fill/scalp.