Sensex ends above 12k, up 308 ptsBS Reporter / Mumbai May 15, 2009, 15:33 ISTThe Sensex today opened up 76 points at 11,949. Throughout the day the index moved sideways. The index, in the last hour, surged to a high of 12,220, up 347 points.The Sensex has finally ended (provisional) at 12,181, up 308 points.