Information Memos

NYSE and NYSE Amex Equities Rule 80B

Whenever a Rule 80B circuit breaker is in effect, trading in all stocks on NYSE and NYSE Amex Equities will halt for the time periods specified below.

Level 1 Halt

anytime before 2:00 p.m. – one hour;

at or after 2:00 p.m. but before 2:30 p.m. – 30 minutes;

at or after 2:30 p.m. – trading shall continue, unless there is a Level 2 Halt.

Level 2 Halt

anytime before 1:00 p.m. – two hours;

at or after 1:00 p.m. but before 2:00 p.m. – one hour;

at or after 2:00 p.m. – trading shall halt and not resume for the rest of the day.

Level 3 Halt

at any time – trading shall halt and not resume for the rest of the day.

A complete discussion of the calculation of trigger values for Rule 80B was published in NYSE Information Memo No. 98-15, dated April 13, 1998, available at HYPERLINK "http://www.nyse.com/nysenotices/nyse/information-memos/pdf?memo_id=98-15"http://www.nyse.com/nysenotices/nyse/information-memos/pdf?memo_id=98-15.

Questions concerning this Information Memo should be directed to Patricia Bergholc, FINRA Market Regulation, at (917) 281-3054, or David De Gregorio, NYSE Regulation, at (212) 656-4166.