How a Twitter Post Caused a Market Crash - Presented by: The Aol. On Network

Sean Gourley, founder of big data firm Quid Inc., explains how a bogus Associated Press Twitter post about an attack on the White House triggered a market sell-off and how computers and computer algorithms have played an increasingly important role in high-speed and automated stock market trading. (Photo: Twitter)



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Company Last Sale Change Net / %
BAC $ 16.50 0.17 ▼ 1.02%
PFE $ 34.75 0.31 ▲ 0.90%
AAPL $ 130.28 1.50 ▼ 1.14%
INTC $ 34.46 0.45 ▲ 1.32%
RAD $ 8.72 0.02 ▲ 0.23%
GE $ 27.27 0.36 ▼ 1.30%
NRF $ 18.14 0.05 ▲ 0.28%
BSX $ 18.27 unch

As of 5/29/2015, 04:15 PM

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