Jane Street

Overview

Quantitative trading firm and frequent AI/infra investor; participated in Etched Series C (July 2026).

2026-10-05: Named in etched $1 B c u s t o m er or d er b oo k; l e d$ 700M round at $21B and took early system delivery (2026-10-05-etched-40b-funding-valuation)
2026-07-23: Participates in etched $300 M S er i es C a t$ 10.3B (2026-07-23-etched-300m-series-c-globenewswire)