Tata Group stocks came under selling pressure on Aug 12 following a report that Tata Sons Chairman N Chandrasekaran may step down ahead of the company's annual general meeting (AGM) scheduled for August 18.Any uncertainty over the leadership of Tata Sons can weigh on sentiment as investors assess the implications of a change at the top.https://www.moneycontrol.com/news/business/markets/titan-tata-consumer-tcs-fall-up-to-1pc-on-reports-of-tata-sons-chairman-n-chandrasekaran-stepping-down-14002667.html