In trading on Tuesday, shares of Rubicon Technology Inc (RBCN) crossed below their last reported book value — defined as common shareholder equity per share — of $9.31, changing hands as low as $9.09 per share. Rubicon Technology Inc shares are currently trading down about 2.2% on the day. The chart below shows the one year performance of RBCN shares, versus its 50 and 200 day moving averages:
Looking at the chart above, RBCN's low point in its 52 week range is $4.83 per share, with $13.78 as the 52 week high point — that compares with a last trade of $9.60.
According to the ETF Finder at ETF Channel, RBCN makes up 1.62% of the WilderHill Clean Energy Portfolio ETF (PBW) which is trading lower by about 0.2% on the day Tuesday.