double witching การใช้

• But then the double witching caused both the volume and the volatility to pick up.
• Similarly, " double witching " volume shot up to 419 million shares in March.
• Today marks the " double witching " expiration of equity options and equity index options.
• But the " double witching " factor did not seem to be influencing trading much.
• Traders attributed much of the selling to Friday's " double witching " options expiration.
• Friday's " double witching " expiration of index future contracts added volatility to the session.
• Traders said Friday's " double witching " expiration of options and futures contracts contributed to the volatility.
• But stock traders said the frenzy of a " double witching " session may have contributed substantially to the advance.
• Trading was also affected by the monthly " double witching, " when certain options and futures contracts expire simultaneously.
• Traders attributed much of the selling on Thursday and Friday to Friday's " double witching " options expiration.
• The stock market drifted lower Friday with trading distorted by the expiration of options, known as " double witching ."
• For a " double witching " day, Friday's session was relatively quiet on the New York Stock Exchange.
• Traders suggested the market's volatility was sparked by the promise of a " double witching " day on Friday.
• Traders suggested that the market's volatility was sparked by the promise of a " double witching " day on Friday.
• Today is " double witching, " when options on U . S . stock indexes and options on individual stocks simultaneously expire.
• Share prices moved in wide swings today because of " double witching, " when options on individual stocks and stock indexes expire.
• Today marks the " double witching " expiration of options on common stocks and stock indexes, which often leads to volatile trading.
• Traders said computerized program trading, which usually increases during the week of " double witching, " was prominent throughout the day.
• Friday's session was also a " double witching, " when options on individual stocks and options on stock indexes expire simultaneously.
• So traders may be anticipating this Friday's quarterly expiration of two kinds of stock options, known as " double witching ."