Premier stock exchange BSE Ltd has said trading volume of its derivatives crossed Rs. 1 lakh crore mark on Wednesday. The BSE derivatives trading registered a turnover of Rs. 1,08,933.86 crore with 42,47,023 contracts traded on Wednesday, an exchange statement said here. The Index Future registered a turnover of Rs. 1,538.38 crore with 60,892 contract traded today. The Index Option (call) posts a turnover Rs. 93,099.69 crore and Index Option (put) clocked a turnover of Rs. 14,295.68 crore.