主题：option spread -- 晴空一鹤

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家园 option spread
one thing about option spread:
bought BIDU nov 350c/410c before ER, now BIDU is around 380. and 410c still worths a lot, due to its time value (still 11 days before OE),
thus can\'t capatilize the maximum profit.
关键词(Tags): #option，#spread，

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