Shares of Vodafone Idea (Vi) soared 10 per cent to Rs 6.65 on the BSE in Friday’s intra-day trade amid heavy volumes after the company announced re-appointment of Kumar Mangalam Birla, as an additional director (non-executive and non-independent) with effect from April 20, 2023. It also accepted the resignation of non-executive director K K Maheshwari from the board.