May 6 (Bloomberg) -- Nasdaq OMX Group Inc. said itâs investigating potentially erroneous trades involving multiple securities between 2:40 p.m. and 3 p.m. New York time, when the U.S. stock market tumbled.
The Dow Jones Industrial Average plunged almost 1,000 points today before paring its decline and ended down 347.80 points, or 3.2 percent, at 10,520.32. About $700 billion of U.S. stock-market value was erased in less than 10 minutes, data compiled by Bloomberg show.
Trades in Accenture Plc that drove the second-largest technology consulting companyâs stock price down more than 99 percent to a penny were canceled by the CBOE Stock Exchange, according to data compiled by Bloomberg.
A total of 19 trades of 100 shares each were executed at 1 cent in seven seconds from 2:47 p.m. to 2:48 p.m. in New York, a minute after the Dow average plunged by the most since the market crash of 1987, the data showed.
Eighteen of the trades were executed on the CBOE Stock Exchange and were canceled. The first trade that sent Accenture to a penny was executed on the Nasdaq Stock Market. That transaction has yet to be canceled, the data showed.
Accenture shares closed today at $41.09, down 2.6 percent in New York Stock Exchange composite trading.
The Dow average lost as much as 998.5 points, or 9.2 percent, before paring its drop. The Standard & Poorâs 500 Index fell as much as 8.6 percent, its biggest plunge since December 2008, before trimming its decline to 3.2 percent.
The Dow Jones Industrial Average plunged almost 1,000 points today before paring its decline and ended down 347.80 points, or 3.2 percent, at 10,520.32. About $700 billion of U.S. stock-market value was erased in less than 10 minutes, data compiled by Bloomberg show.
Trades in Accenture Plc that drove the second-largest technology consulting companyâs stock price down more than 99 percent to a penny were canceled by the CBOE Stock Exchange, according to data compiled by Bloomberg.
A total of 19 trades of 100 shares each were executed at 1 cent in seven seconds from 2:47 p.m. to 2:48 p.m. in New York, a minute after the Dow average plunged by the most since the market crash of 1987, the data showed.
Eighteen of the trades were executed on the CBOE Stock Exchange and were canceled. The first trade that sent Accenture to a penny was executed on the Nasdaq Stock Market. That transaction has yet to be canceled, the data showed.
Accenture shares closed today at $41.09, down 2.6 percent in New York Stock Exchange composite trading.
The Dow average lost as much as 998.5 points, or 9.2 percent, before paring its drop. The Standard & Poorâs 500 Index fell as much as 8.6 percent, its biggest plunge since December 2008, before trimming its decline to 3.2 percent.