High-Frequency Trading Lawsuit: Algorithmic Traders Sue Other 'Flash Boys' Over 'Spoofing'

Something was amiss in the trading room at HTG Capital Partners. Namely, the market for U.S. Treasury bond futures seemed jinxed. Moments after traders confirmed a purchase, the price would suddenly fall, as hundreds of other supposed offers to buy disappeared. Likewise, within milliseconds of selling at what seemed like the going rate, the price would jump. They kept getting burned by minuscule fluctuations.