Hoku Scientific Inc. (HOKU) opened at 5.90. So far today, the stock has hit a low of 5.51 and a high of 5.95. HOKU is now trading at 5.61, down 0.44 (-7.46%). The stock hit its 52 week high of 14.88 in January and set its 52 week low of 5.51 today. HOKU has been losing ground for the past year. Shares of Hoku Scientific have been plunging after a Broadpoint Capital analyst downgraded the stock to "Neutral" fr...(Click the story link or go to http://www.marketintelligencecenter.com for the full story)