Mumbai, June 18 -- GMM Pfaudler Ltd, Zydus Wellness Ltd, Jamna Auto Industries Ltd and IndusInd Bank Ltd are among the other gainers in the BSE's 'A' group today, 18 June 2025.Electronics Mart India Ltd surged 17.19% to Rs 157.5 at 11:46 IST. The stock was the biggest gainer in the BSE's 'A' group. On the BSE, 22.1 lakh shares were traded on the counter so far as against the average daily volumes of 1.42 lakh shares in the past one month. GMM Pfaudler Ltd spiked 4.89% to Rs 1166. The stock was the second biggest gainer in 'A' group. On the BSE, 4693 shares were traded on the counter so far as against the average daily volumes of 7969 shares in the past one month. Zydus Wellness Ltd soared 4.75% to Rs 2038.75. The stock was the third bigge...