OpenTable的股价已较高点回落逾1/5，股票卖空额在上升，这说明看跌者正在赌股价进一步下跌。
OpenTable's stock has lost more than a fifth of its peak value, and short interest on the stock is rising, suggesting bearish investors are betting on further declines to come.
在支付看跌期权的同时，高管还可以要求经纪商出售其股票的看涨期权。
To pay for the put, the executive simultaneously has his broker sell a call option on his stock.
他开始减少手头的指数看跌期权，增持基金中的公司股票。
He starting reducing the index puts and buying more shares of the companies in his fund.
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