- Dec
- 29
- 2006
- 5:59 PM
New levels for trading collars and circuit breakers for first-quarter 2007
- By: Ray Pellecchia
- File Under: NYSE
How long would NYSE halt trading if the Dow reaches a 10-percent decline between 2 p.m. and 2:30 p.m? How about 20 percent? What happens, exactly, when the NYSE Composite declines 180 points? What's the difference between a circuit breaker and a trading collar, anyway?
If you've answered something other than "Who cares?" to any of these questions, read on.

