Sensex Today | Stock Market LIVE Updates: The equity benchmarks extended gains for the third consecutive session on Wednesday (March 19), with the Nifty closing 73 points higher at 22,908 and the Sensex rising 148 points to 75,449. The broader market outperformed significantly, as the Nifty Midcap index jumped 2.6% (1,300 points) to 50,817, outpacing the Nifty’s 0.3% gain.