Sensex, Nifty, Share Prices LIVE: Stock to buy today: Five Indian IPOs are currently open for subscription, including the National Stock Exchange of India's issue, which was subscribed 0.43 times on the first day of bidding. As of 9:40 am, Tata Chemicals tumbled as much as 7.8%, while Tata Investment Corporation fell 3.9%. Tata Motors Passenger Vehicles dropped 2.6% and Tata Power lost 1.4%.