Analyst calls Gemini stock 20 times oversubscribed after massive debut [https://www.thestreet.com/.image/t_share/MjE3NzA0NjA4MjM4MTUxMjcw/gettyimages-891035244.jpg] Analyst calls Gemini stock 20 times oversubscribed after massive debut Winklevoss-led exchange opens at $28 as critics warn of risks beyond IPO buzz [https://www.thestreet.com/crypto/markets/analyst-calls-gemini-stock-20-times-oversubscribed-after-massive-debut]