Gemini Co-founders Tyler Winklevoss and Cameron Winklevoss attend the company's IPO at the Nasdaq MarketSite in New York City, U.S., Sept. 12, 2025. Jeenah Moon | ReutersShares of Gemini Space Station soared as much as 40% on Friday after the exchange operator raised $425 million in an initial public offering.The stock opened at $37.01 on the Nasdaq after its IPO priced at $28. At one point, shares traded as high as $45.89. The stock was trading up about 21% at 2:50 p.m. ET. The New York-based c...