[ by Howard Haykin ]

NYSE Regulation advises all NYSE and NYSE Amex Equities Members that new circuit breaker levels for the 4th quarter go into effect today, 10/1/12, and remain effective through 12/31/12.  Accordingly, Rule 80B trading halts are triggered when the DJIA (Dow Jones Industrial Average) declines below its previous trading day's closing value by:

1,350 points (Level 1)
2,700 points (Level 2)
4,050 points (Level 3)

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  (1,350 points). 

• 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  (2,700 points).  

• 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  (4,050 points).

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

For further details, go to:  [NYSE IM 12-23, 9/28/12].  Calculation of trigger values for Rule 80B is explained more fully in:  [NYSE IM 98-15, 4/13/98].