Mistral, a European AI company, closed a €3 billion ($3.48 billion) Series D funding round led by Samsung Electronics, bringing its valuation to €21 billion ($24 billion). The round, joined by investors including ASML, Nvidia, BlackRock, and Luxembourg’s sovereign wealth fund, is described as the largest equity fundraise ever completed by a European technology company. Mistral plans to use the capital to scale compute infrastructure, expand into new countries, and grow its enterprise customer base around “sovereign AI” positioning.