Tata stocks tumble up to 8% after Tata Sons board row

Tata Group stocks fell on September 18 after Tata Sons' board reappointed N Chandrasekaran as executive chairman for another five years, despite Tata Trusts Chairman Noel Tata voting against the resolution. Tata Chemicals fell 8%, while TCS, Tata Investment and Tata Motors PV also declined amid renewed uncertainty around Tata Sons' future.