MOBL July Total Share Volume 15,900,419 NITE 7,513,319 1 47% CSTI 4,539,519 2 28 ETMM 3,453,981 3 21 Year-to-Date NITE 148,380,476 1 38% CSTI 122,155,272 2 31 ETMM 53,644,017 3 13 ~387M shares traded during first 6 mos. of 2011. WHY?