Stock Market Live Updates: Sensex surges nearly 500 points, Nifty above 17,100; HAL jumps 4%, HCL Tech 2%

… financials rising 0.8%. Information technology stocks rose over 1% and … 100; HAL jumps 4%, HCL Tech 2% Pre-open session: Sensex … start Nifty futures on the Singapore Exchange traded 122.5 points … for positive start on Friday. Tech View: Nifty forms Doji candle …