Mumbai, Dec. 23 -- Jupiter Wagons Ltd, Nazara Technologies Ltd, Railtel Corporation of India Ltd and Cholamandalam Investment & Finance Company Ltd are among the other gainers in the BSE's 'A' group today, 23 December 2025.Ircon International Ltd spiked 12.01% to Rs 175.75 at 11:46 IST. The stock was the biggest gainer in the BSE's 'A' group. On the BSE, 16.76 lakh shares were traded on the counter so far as against the average daily volumes of 2.04 lakh shares in the past one month. Jupiter Wagons Ltd soared 11.75% to Rs 347.1. The stock was the second biggest gainer in 'A' group. On the BSE, 86.73 lakh shares were traded on the counter so far as against the average daily volumes of 4.02 lakh shares in the past one month. Nazara Technolo...