Tata stocks witnessed a jump on Tuesday after the group initiated work on the ₹15,000-crore IPO of Tata Capital, its flagship financial services arm. Tata Investment, Tata Chemicals and Tata Motors shares soared 4%, 3% and 1%, respectively. Shares of Tata Investment climbed to ₹6,798 in late morning trade, while Tata Chemicals stock traded at ₹1,067.