Tata Steel invested Rs 6,000 crore in Neelachal Ispat Nigam, increasing its stake to nearly 100%. The investment is aimed at redeeming non-convertible preference shares and boosting corporate purposes. Neelachal’s financials have shown improvement under Tata Steel. Tata Steel also plans to acquire a 26% stake in Tata Power’s renewable energy arm, TP Parivart.