around 500k shares are sold at 04:10 for 5.45 while the last...

around 500k shares are sold at 04:10 for 5.45 while the last price before it was 5.57. Any comment ??

Time Price Volume Value
13/08/2007 4:32 5.59 14646 81871.14
13/08/2007 4:18 5.45 25000 136250
13/08/2007 4:10 5.45 344 1874.8
13/08/2007 4:10 5.45 784 4272.8
13/08/2007 4:10 5.45 2200 11990
13/08/2007 4:10 5.45 1000 5450
13/08/2007 4:10 5.45 1500 8175
13/08/2007 4:10 5.45 50000 272500
13/08/2007 4:10 5.45 54800 298660
13/08/2007 4:10 5.45 37437 204031.7
13/08/2007 4:10 5.45 7500 40875
13/08/2007 4:10 5.45 37437 204031.7
13/08/2007 4:10 5.45 37437 204031.7
13/08/2007 4:10 5.45 11859 64631.55
13/08/2007 4:10 5.45 3000 16350
13/08/2007 4:10 5.45 16959 92426.55
13/08/2007 4:10 5.45 1000 5450
13/08/2007 4:10 5.45 41 223.45
13/08/2007 4:10 5.45 1500 8175
13/08/2007 4:10 5.45 45000 245250
13/08/2007 4:10 5.45 100000 545000
13/08/2007 4:10 5.45 1000 5450
13/08/2007 4:10 5.45 15000 81750
13/08/2007 4:10 5.45 800 4360
13/08/2007 4:10 5.45 16959 92426.55
13/08/2007 4:10 5.45 6900 37605
13/08/2007 4:10 5.45 220 1199
13/08/2007 4:10 5.45 1000 5450
13/08/2007 4:10 5.45 2000 10900
13/08/2007 4:10 5.45 5679 30950.55
13/08/2007 4:10 5.45 5000 27250
13/08/2007 4:10 5.45 4500 24525
13/08/2007 4:10 5.45 10000 54500
13/08/2007 4:10 5.45 13314 72561.3
13/08/2007 4:10 5.45 5000 27250
13/08/2007 4:10 5.45 500 2725
13/08/2007 4:10 5.45 6512 35490.4
13/08/2007 4:10 5.45 2800 15260
13/08/2007 4:10 5.45 11444 62369.8
13/08/2007 4:10 5.45 7825 42646.25
13/08/2007 4:10 5.45 7346 40035.7
13/08/2007 4:10 5.45 590 3215.5
13/08/2007 4:10 5.45 4757 25925.65
13/08/2007 4:10 5.45 6409 34929.05
13/08/2007 4:10 5.45 4019 21903.55
13/08/2007 4:10 5.45 9815 53491.75
13/08/2007 4:10 5.45 885 4823.25
13/08/2007 3:59 5.57 1000 5570
13/08/2007 3:59 5.56 328 1823.68
13/08/2007 3:59 5.56 228 1267.68