Mysterious Algorithm Was 4% of Trading Activity Last Week
“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.”
Source: Mysterious Algorithm Was 4% of Trading Activity Last Week – CNBC.com – US Business News – CNBC