signal/raiseTrack rounds

J

Jane Street

Focus: AI

Jane Street took part in 3 of the startup funding rounds we tracked in 2026. By money raised, its biggest sector was AI. The largest was Anthropic's $65bn Series D+ round. The most recent was Firmus's Growth round in August 2026.

Deployed as lead$0k

Rounds led0

Rounds joined3

Largest round$65bn

Also invested (3)

FirmusGrowth · AI · Sydney · 7 Aug$2bn AnthropicSeries D+ · AI · San Francisco · 28 May$65bn NscaleSeries C · AI · London · 9 Mar$2bn

By sector

By stage

Series C$2bn Series D+$65bn Growth$2bn

Co-investors

Coatue2 rounds NVIDIA2 rounds Blackstone2 rounds Altimeter Capital1 round Dragoneer1 round Greenoaks1 round Sequoia Capital1 round D1 Capital Partners1 round GIC1 round ICONIQ1 round