Fluidstack

ActiveBorn in United Kingdom, based elsewhere

HQFounded in Oxford in 2017; HQ in New York

Last roundLate-stage round · Sep 2026

Country of originUnited KingdomBorn here, based elsewhere

BasedFounded in Oxford in 2017; HQ in New York

Born in United Kingdom, based elsewhere

Fluidstack is listed by the United Kingdom ranking as a company founded by United Kingdom-linked founders but headquartered abroad: it is not ranked in United Kingdom. Founded in Oxford in 2017; HQ in New York.

Funding history

Date	Round	Amount	Type	Investors
Sep 2026	Late-stage round	USD 1.5bn	—	Jane Street

Sep 2026 , at USD 18bn.

Rounds as cited by Uback’s rankings. Equity, debt and grants are shown separately; only equity rounds count towards the valuation anchor.

Uback rankings

How the AI ranks →

Ranking	Tier	Rank	Edition	Next update
United Kingdom · all sectors	Born here, based elsewhere	—	Edition 0 · October 2026	3 Jan 2027

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What the AI reads

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Investors in Fluidstack: Jane Street

Last updated: Oct 2026Report an error

Uback is a content publisher and an aggregator of non-binding expressions of interest. It provides no investment advice, receives no mandate and takes part in no transaction. Rankings, ranges and brackets are editorial estimates produced by AI, purely indicative.