ARNA ~ (2.46) ~ potential bottoming after tumbling from a 52-week high (7.42) to a 52-week low (2.26). According to <a href="http://shortsqueeze.com/?symbol=arna:" rel="nofollow" target="_blank">http://shortsqueeze.com/?symbol=arna:</a> 66.59M float; 24.44% short. According to reuters, <a href="http://www.reuters.com/finance/stocks/institutionalHolders?symbol=ARNA.OQ," rel="nofollow" target="_blank">http://www.reuters.com/finance/stocks/institutionalHolders?symbol=ARNA.OQ,</a> Institutional activity is positive as well as insider trading. Annotated daily chart follows (below). <img src=http://stockcharts.com/c-sc/sc?s=ARNA&p=D&b=5&g=0&id=p86520492597&a=166305316 >