Is there an accurate way to see what percentage of the volume of various options trades on which exchanges?
here it is for today (45mins to go) Option Volume Breakdown @ALL graph Total Equity Index ETF AMEX 3.82m 1.85m 56k 1.91m ARCA 2.38m 1.42m 11k 948k BATS 770k 540k 0 230k BOX 845k 518k 178 327k BXO 167k 80k 0 86k CBOE 6.21m 2.80m 1.71m 1.70m C2 230k 94k 14k 122k ISE 4.18m 1.98m 140k 2.05m NOM 1.06m 722k 128 333k PHLX 3.75m 1.91m 69k 1.77m TOTAL 23.4m 11.9m 2.01m 9.48m Total Equity Index ETF AMEX 16% 49% 1% 50% ARCA 10% 60% 0% 40% BATS 3% 70% 0% 30% BOX 4% 61% 0% 39% BXO 1% 48% 0% 52% CBOE 27% 45% 28% 27% C2 1% 41% 6% 53% ISE 18% 47% 3% 49% NOM 5% 68% 0% 32% PHLX 16% 51% 2% 47% TOTAL 100% 51% 9% 41%