卖什么
Institutional equities broker-dealer
商业模式拆解
买家：谁掌握预算？
未核实Head of trading at institutional asset managers.
工作流：什么输入变成什么输出？
Asset managers route orders to Proof execution algos (Proof impact-minimizing liquidity seeker, VWAP, Aggressive, Close) running on its cloud-based trading platform as agency broker.
经济账：省了什么，怎么收费？
未核实Agency broker-dealer earning execution commissions (inferred); publishes algo designs and quant research as transparency marketing; limited proprietary trading.
渠道：怎么接触到客户？
Coverage/sales team (hiring VP Sales/Coverage), published research, whitepapers, blog and free tools such as Find My Fills.
融资历史与报道
| 融资日期 | 轮次 | 金额 | 投资方 | 来源 |
|---|---|---|---|---|
| — | YC 2019 夏季 | — | Y Combinator | ycombinator.com |
档案汇总自公开报道和公司官网。商业模式部分是 MaxBC 对这些材料的解读，不是已确认的事实；未知之处留空，不作猜测。 更新于 2026-10-12.