Mouro Capital, the fintech venture fund affiliated with Santander Bank, has successfully raised $400 million in the first close of its third fund. The fund will focus on investments in artificial intelligence, blockchain, capital markets, and wealth management. Santander Bank is the primary investor in this initiative, which aims to explore the convergence of financial services, AI, and enterprise software. Mouro Capital has a history of investing in innovative platforms, including the DeFi platform M^ZERO.