卖出时每股:27+4+4.5-3.5-6+2=28元,
28*1000-28*1000*(5/1000+1/1000)-27*1000-27*1000*1.5/1000
=1000*(28-27)-28*6-27*1.5
=1000-168-40.5
=791.5(元)
共赚了791.5元,每股收益791.5/1000=0.7915元.
卖出时每股:27+4+4.5-3.5-6+2=28元,
28*1000-28*1000*(5/1000+1/1000)-27*1000-27*1000*1.5/1000
=1000*(28-27)-28*6-27*1.5
=1000-168-40.5
=791.5(元)
共赚了791.5元,每股收益791.5/1000=0.7915元.