CBOE assumes no responsibility for any errors or omissions in the information presented. In addition, this circular does not address specialized circumstances, such as the times that would be applicable on days when one or more underlying equity markets is scheduled to closed trading earlier than normal or the rules applicable to Chapter 30 securities. These specialized matters are covered in detail by exchange rules. Discretionary actions include trading halts in individual stocks. Except on the last business day before their expiration, CBOE normally will restrict exercise of American style, cash settled index options during any trading halt.
Limit remains in effect for the remainder of the trading day.
If there is an NYSE trading halt, regardless whether the futures contract is limit offered. Settlement value will not be less than the limit value, regardless of the value of the cash index. Settlement value will not be less than the limit value, regardless of the value of the cash index. Trading halts and does not reopen for the day. Limit remains in effect for the remainder of the trading day.