Noam Galai/Getty Images This story is available exclusively to Insider subscribers. Become an Insider and start reading now. A quartet of ex-Goldman Sachs trading execs have raised $14 million to build a new trading venue. Investors include Goldman, Bank of America, AllianceBernstein and Nasdaq Ventures. It allows investors to trade large blocks of shares without moving markets. A new trading venue that aims to make it easier for large investors like mutual funds and hedge funds to trade blocks of stock is preparing to go live following a fundraise from some of Wall Street's biggest names, Insider has learned. PureStream Trading Technologies, started in 2018, is set to announce later on Wednesday that it's preparing for a launch sometime in the second quarter of this year. It's raised $14 million from a who's who of Wall Street investment banks and buy-side firms including Goldman Sachs, Bank of America, AllianceBernstein, and BMO Capital Markets, which bought algo platform Clearpool last year.