Yestino - The Signal · Young Kalshihttps://yestino.com/zh-CN/entities/young-kalshi-b3f401与 Young Kalshi 相关的全部事件zh-CNYoung Kalshi users have traded an estimated $3.9B on sports and parlay-type contracts this year, exposing a loophole that lets them bet before age 21https://yestino.com/zh-CN/events/young-kalshi-users-have-traded-an-estimated-3-9b-on-sports-a-594fa7https://yestino.com/zh-CN/events/young-kalshi-users-have-traded-an-estimated-3-9b-on-sports-a-594fa7Mon, 31 Aug 2026 21:26:54 GMTCritics warn prediction markets let 18-year-olds make sports wagers while bypassing state betting age limits. 来源：Fortune