Mistral announced this morning it closed a €3 billion (~$3.5 billion) Series D at a post-money valuation above €21 billion (~$24 billion) — by its count and the wires’, the largest equity round ever completed by a privately owned European technology company, three years after launch. Samsung Electronics led, with the EU-backed Scaleup Europe Fund (managed by EQT; its backers include the European Commission) and existing investor PSG Equity co-leading. The mark roughly doubles the €11.7 billion Mistral carried after last September’s ASML-led round. CEO Arthur Mensch told CNBC the money funds building Mistral’s own data centers and renting out compute capacity — not just training the next model.
The open layer just gained an infrastructure-owner balance sheet
What happened. The headline numbers are confirmed by Mistral’s newsroom, Reuters, Bloomberg, CNBC, and the New York Times: €3B raised at >€21B post-money, Samsung-led; Mistral is on track for roughly $1 billion in annual recurring revenue by year-end and counts Airbus, ASML, and HSBC among 125+ enterprise customers. First-time backers — a memory-and-device maker and EU sovereign money — co-lead alongside existing investor PSG Equity.
Why it matters. The load-bearing number is not the ~$24 billion valuation, which still leaves Mistral a fraction of the size of the US pair it chases (Anthropic at ~$965B, OpenAI at ~$852B, both planning listings this year). It’s what the money buys: an open-weights vendor that will own models, its own data centers, and its lease terms. That kills the assumption that sovereign, non-US/non-China deployments have to route through the same US hyperscalers everyone else rents from — and the investor lineup is the same supplier-finances-the-buyer pattern showing up across the balance-sheet lane for open models, only this time on the open side.
What I’m watching
Whether Mistral’s data-center build competes with or co-buys from the hyperscalers it currently uses, and whether the €11.7B → €21B+ step reprices the still-unsigned non-US frontier — DeepSeek’s reported ~$7.4B round-2 and Moonshot’s Hong Kong listing now have a fresh comp to be measured against.
Source: mistral.ai, reuters.com, cnbc.com