Data for Dec 09 Tape A
(NYSE)
Tape B
(Regionals)
Tape C
(Nasdaq)
Total
Bats Total 290,288,974 151,903,622 200,653,232 642,845,828
% of Market 18.24% 23.15% 21.71% 20.27%
BZX Exchange 92,517,543 44,315,206 49,546,636 186,379,385
% of Market 5.81% 6.75% 5.36% 5.88%
BYX Exchange 54,200,746 28,235,764 26,671,583 109,108,093
% of Market 3.41% 4.30% 2.89% 3.44%
EDGX Exchange 110,020,439 60,917,434 104,294,740 275,232,613
% of Market 6.91% 9.28% 11.28% 8.68%
EDGA Exchange 33,550,246 18,435,218 20,140,273 72,125,737
% of Market 2.11% 2.81% 2.18% 2.27%
(Data delayed at least 20 minutes)