Mumbai, Dec. 12 -- Share India Securities Ltd, Transformers & Rectifiers India Ltd, Gujarat Mineral Development Corporation Ltd and Hindustan Copper Ltd are among the other gainers in the BSE's 'A' group today, 12 December 2025.Anant Raj Ltd spiked 8.79% to Rs 548.5 at 11:46 IST. The stock was the biggest gainer in the BSE's 'A' group. On the BSE, 4.36 lakh shares were traded on the counter so far as against the average daily volumes of 1.85 lakh shares in the past one month. Share India Securities Ltd soared 8.50% to Rs 171.7. The stock was the second biggest gainer in 'A' group. On the BSE, 64118 shares were traded on the counter so far as against the average daily volumes of 20377 shares in the past one month. Transformers & Rectifiers...