⚡Funding Brief⚡ Mistral AI has officially announced a completed €3 billion Series D at a post-money valuation above €21 billion. Samsung Electronics led the round, with EQT-managed Scaleup Europe Fund and existing investor PSG Equity as co-leads. Mistral confirmed the terms, and TechCrunch reported the same round, though Samsung's individual cheque size was not disclosed. A post-money valuation is simply the company's implied value once the new capital is included. Mistral's Series C, announced on 2025-09-09, had valued the company at €11.7 billion post-money. About 12 months later, the new mark is at least 79% higher, which is meaningful but should not be read as an exact doubling. The round also brought in Advent, BlackRock-managed funds and accounts, and the Grand Duchy of Luxembourg as new backers, alongside many existing investors who returned. Mistral said the capital will go toward expanding frontier research, compute capacity, infrastructure, commercial growth, and its international footprint. "Sovereign AI" here refers to deploying models and infrastructure while keeping greater control over data, compute, and production systems, not a claim that Mistral operates only within France. The financing underscores how AI capital is increasingly backing the full stack, from models through compute to enterprise deployment. Samsung's involvement also ties Mistral's funding base more closely to advanced manufacturing and industrial infrastructure, and the mix of strategic, public-backed, financial, and existing investors gives the round a broader base of support than a conventional venture financing. Source: Mistral AI / TechCrunch，2026-09-08