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October 10, 2012 10:05 am

Mysterious Algorithm Was 4% of Trading Activity Last Week


concealment sends this excerpt from CNBC:"A single mysterious computer program that placed orders — and then subsequently canceled them — made up 4 percent of all quote traffic in the U.S. stock market last week, according to the top tracker of high-frequency trading activity. The motive of the algorithm is still unclear. The program placed orders in 25-millisecond bursts involving about 500 stocks, according to Nanex, a market data firm. The algorithm never executed a single trade, and it abruptly ended at about 10:30 a.m. ET Friday."

Read more of this story at Slashdot.


Original Link: http://rss.slashdot.org/~r/Slashdot/slashdot/~3/gouGx0l7Y5E/mysterious-algorithm-was-4-of-trading-activity-last-week

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