Circuit breaker (US)

A US circuit breaker halts trading. Market-wide, an S&P 500 fall of 7% or 13% stops all stocks for fifteen minutes and 20% ends the day; single stocks pause for five minutes at the edge of their price band. Market-wide breakers belong to the shocks lecture, and a contract on a frozen stock keeps trading.

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In the help centreSee the order types available on Mochatrade
  • S&P 500The S&P 500 is about five hundred of the largest American companies, weighted by market value, and the number money is…
  • Price band (discovery bounds)A price band, or discovery bound, is the limit a venue puts on how far a perpetual can move from its last reference…
  • Gap up and gap downA gap is a price opening far from where it last traded, with nothing in between. US stocks gap at 7:00 PM IST because…
  • Settlement (T+1 in US)Settlement is when the cash and shares from a trade actually change hands; US stocks settle T+1, the next business…
  • Limit orderA limit order buys or sells only at your price or better. You control the price, the market decides whether you trade…
  • Trading haltA trading halt freezes a US stock on every exchange at once. A news halt lets everyone read an announcement before…

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