The Indian benchmark indices opened on a weak note after gaining three consecutive sessions, slipped below 11950 levels. Currently, Nifty50 is trading below 44 points at 11921.30 while Sensex is trading lower 150 points at 39802.11. Overall market sentiment is weak. All the sectors are trading in red except Nifty Media and Metal. The Indian rupee opened flat at 69.45 per dollar against previous close of 69.44.