IPO首日上涨139% 市值38亿美元主要股东 (post-IPO)软银, 21.8% — $120M Series C in 2017 & $300M Series D in 2019Sequoia, 8.3% — $13M Seed in 2015Aleph, 8.3%XL Innovate, 4.2%General Catalyst, 5.9%