7% gain, June 14 2013
	文章来源: BobV 于 2013-06-14 21:17:09

sgoc  b 2.62--- s 2.88  +10% alu   b 1.9 fnma  b 1.55- s 1.51  -2.6% 10-2.6=7.4 (%) minus commission  say 7% played small portion, so $ is insignificant