引用:
原帖由 fatpat 於 2013-10-26 11:13 發表
Why not using a SP to lock profit
Unless you think the market will have a big drop coming week,
then it is better to close the LP,
otherwise I'd prefer a SP228, which would give you aro ...
Very lucky, market move ~100pts after the weekend,
no big rise / big drop
SP238 down from ~200 to ~100, profit ~100pts time premium.
P.S. LC236 indeed is a better choice for target big movement, up or down.