Index Pricing Glitch Causes Minor Disruptions for US Equities

  • Individual stocks, ETFs kept trading, providing pricing clues
  • ‘Generally know where the index is’: Susquehanna’s Murphy

While the benchmark for US equities hasn’t moved, individual stocks have continued to trade. 

Photographer: Scott Eells/Bloomberg
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A glitch prevented prices from printing on the biggest US equity index for over an hour Thursday morning, but did not affect individual stocks and resulted in only minor disruptions.

Live pricing for the S&P 500 stopped at 10:41 a.m. in New York after S&P Dow Jones Indices had trouble disseminating the information. The index operator said the problem was fixed before noon, and the root cause was being investigated.