Stock market today: Nifty50 and BSE Sensex, the Indian equity benchmark indices, opened in green on Wednesday. While Nifty50 was above 25,100, BSE Sensex was up around 100 points. Stock market today: Nifty50 and BSE Sensex, the Indian equity benchmark indices, opened in green on Wednesday. While Nifty50 was above 25,100, BSE Sensex was up around 100 points.