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During the regular hours of 9:30 a.m. ET to 4 p.m. ET, trading in equities may be paused market-wide if declines in the S&P 500 trigger a "circuit breaker." These occur when the benchmark index ...
Stocks were falling sharply again on Friday. Watch this level for a circuit-breaker to be triggered. - Getty Images/iStockphoto The market sell-off tied to President Trump’s “reciprocal ...