期权到期日Expiration Date:到期日即是指期权合约所规定的,期权购买者可以实际执行该期权的最后日期。
投资人在同一时间买进和卖出同一类期权,此两个期权到期日相同,但执行价格不同。
It is a kind of option strategy that the investor buy and sell the same type of two options which have the same expiry date but with the different strike price.
看涨期权赋予买方以权利,但不必负有义务,在期权到期日当天或到期之前,按敲定价格买进相关期货合约。
A call is option that gives the buyer the right, but not the obligation, to purchase the underlying futures contract at the strike price on or before the expiration date.
看跌期权赋予买方以权利,但不必负有义务,在期权到期日当天或者到期之前,按照敲定的价格卖出相关期货合约。
A put is an option that gives the buyer the right, but not the obligation, to sell the underlying futures contract at the strike price on or before the expiration date.
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