In trading on Thursday, shares of Transocean Ltd. (RIG) crossed below their last reported book value — defined as common shareholder equity per share — of $45.14, changing hands as low as $44.95 per share. Transocean Ltd. shares are currently trading off about 3.6% on the day. The chart below shows the one year performance of RIG shares, versus its 50 and 200 day moving averages:
Looking at the chart above, RIG's low point in its 52 week range is $44.19 per share, with $59.50 as the 52 week high point — that compares with a last trade of $45.16.
According to the ETF Finder at ETF Channel, RIG makes up 4.52% of the Dynamic Oil & Gas Services Portfolio ETF (PXJ) which is trading lower by about 1.8% on the day Thursday.