Fluidstack reaches $18B valuation after $1.5B round

Fluidstack raised $1.5 billion in a late-stage round led by Jane Street, lifting the AI infrastructure broker’s reported post-money valuation to $18 billion. report on the financing says the valuation rose from $7.5 billion roughly 60 days earlier, while the company expects to run 1.3 GW across more than 10 sites in 2026. Operators should file this as a financing-and-capacity signal, not installed compute: the archive’s Nscale financing analysis separates committed capital from delivered service.