Gemini, the cryptocurrency exchange founded by Cameron and Tyler Winklevoss, is preparing to go public with Nasdaq as both its listing venue and an investor, Reuters reported Tuesday, citing sources familiar with the matter. According to the news outlet, Nasdaq has agreed to buy $50 million worth of Gemini shares in a private placement tied to the initial public offering. The arrangement apparently goes beyond funding. Nasdaq’s clients will gain access to Gemini’s custody and staking services, while Gem ...