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Concluded·New·in the edition since 9 Sep 2026·7 sources·updated 9 Sep 2026

Mistral AI's Samsung-led Series D

The gist

Mistral Closes €3B Series D, Europe's Largest Tech Equity Round

The round places Mistral's post-money valuation above €21 billion and brings in Samsung, the world's largest memory chip maker, as lead investor. Mistral positions the capital as enabling AI infrastructure and digital sovereignty for organisations outside the dominant US AI ecosystem.

The full picture

Mistral AI closed a €3 billion Series D round led by Samsung Electronics, with Scaleup Europe Fund and PSG Equity as co-leads, at a post-money valuation exceeding €21 billion. Mistral described it as the largest equity round ever raised by a European tech company, just three years after the company's founding. The valuation roughly doubles Mistral's €11.7 billion figure from September 2025. Samsung, which had previously backed Mistral through its venture arm, contributed approximately €1 billion, and Dutch chip-equipment maker ASML, which led the prior round, retains a position on the cap table. Funds are earmarked for frontier research, training compute, infrastructure, commercial growth, and international expansion, with Mistral's first data centre to be built in France. The company is targeting expansion across Europe, the Middle East, Asia, and North America, positioning itself as a digital sovereignty and cost-efficient option for organisations with complex compliance requirements. Mistral signed a deal in July with Microsoft to provide AI computing capacity and offer its models to Microsoft's clients. No public API prices, models, free tiers, or billing policies changed with the announcement.

How it developed
9 September 2026

Mistral AI closed a €3 billion Series D on September 8 with Samsung Electronics as lead investor and Scaleup Europe Fund and PSG Equity as co-leads, lifting the valuation above €21 billion from €11.7 billion in September 2025.

Capital is earmarked for frontier research, training compute, and Mistral's first French data centre, with expansion planned across Europe, the Middle East, Asia, and North America. Mistral also confirmed a July deal with Microsoft to provide AI computing capacity to Microsoft's clients.

First in the edition · 9 September 2026
8 September 2026

Mistral closes €3B Series D led by Samsung Electronics at a post-money valuation exceeding €21 billion

Sources
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