Linette Lopez writes:
Nanex, a Chicago-based market research firm, sent us a chart that illustrates what can stand in a trader’s way when they’re trying to quote the right price……
“It happens all the time,” [Nanex CEO Eric] Hunsader told Business Insider. “It crowds out legitimate prices… it’s like SPAM. Maybe one of these guys is a legit offer but there’s no way of knowing.”
View chart at High Frequency Trading Fake Quotes – Business Insider.