. "Virtu Financial is one of the largest high-frequency trading (HFT) and market making firms. It provides two-sided quotations and trades in equities, commodities, currencies, options, fixed income, and other securities on over 200 exchanges, markets, and dark pools. Virtu uses proprietary high-frequency trading strategies to trade large volumes of securities. On March 10, 2014, Virtu Financial filed for its initial public offering, yet repeatedly delayed its IPO."@en . . "7.231E8"^^ . "1.901E8"^^ . . . "5.067E8"^^ . . "2008Z"^^ . . "3.325E9"^^ . . "Virtu Financial"@en . . "148"^^ . .