Show Quick Read Key points generated by AI, verified by newsroom Tata Sons chairman N Chandrasekaran resigned, prompting market declines. The selling was visible across several prominent Tata stocks, including TCS, Tata Motors PV, Tata Communications, Titan and Tata Steel, based on stock market data. TCS, Tata Motors PV Among Major DeclinersAt around 11:45 AM, Tata Motors PV was trading at Rs 338.95, down Rs 10.05 or 2.88 per cent. Tata Sons oversees around 30 companies, including listed businesses such as TCS and Tata Motors, as well as unlisted entities including Air India. Differences between Tata Sons and Tata Trusts have also emerged over board representation, strategy and the proposed exit of minority shareholder Shapoorji Pallonji.