Mumbai, Sept. 9 -- Chennai Petroleum Corporation Ltd, Va Tech Wabag Ltd, Restaurant Brands Asia Ltd and Aegis Logistics Ltd are among the other gainers in the BSE's 'A' group today, 09 September 2026.Graphite India Ltd soared 16.55% to Rs 856 at 11:45 IST. The stock was the biggest gainer in the BSE's 'A' group. On the BSE, 16.06 lakh shares were traded on the counter so far as against the average daily volumes of 74152 shares in the past one month. Chennai Petroleum Corporation Ltd surged 8.08% to Rs 1574.9. The stock was the second biggest gainer in 'A' group. On the BSE, 1.86 lakh shares were traded on the counter so far as against the average daily volumes of 1.7 lakh shares in the past one month. Va Tech Wabag Ltd spiked 6.29% to Rs ...