SemiLEDS Corporation (NASDAQ:

) dipped 20.12% to $11.55 in the pre-market session. LEDS posted a loss in the second quarter and projects to post a loss in the current quarter. Prospect Capital Corporation (NASDAQ:

) lost 4.94% to $11.55 in the pre-market session. PSEC announced the pricing of its public offering of 9,000,000 shares of common stock. Cree Inc (NASDAQ:

) moved down 3.90% to $43.90 in the pre-market session. Analysts at Morgan Stanley downgraded Cree from “equal weight” to “underweight.” A-Power Energy Generation Systems Ltd (NASDAQ:

) fell 2.86% to $4.08 in the pre-market trading. APWR postponed its year 2010 earnings conference call earlier scheduled for March 29 to a later day in 2011. Read more