Sumitomo Mitsui Banking Corporation (SMBC), a core operating entity of the Japanese financial conglomerate Sumitomo Mitsui Financial Group (SMFG), completed a landmark strategic transaction acquiring a major equity stake in India's Yes Bank. Through multi-stage secondary block purchases from the State Bank of India (SBI) and other institutional shareholders, SMBC secured a significant 20% to 24% ownership stake, positioning itself as the largest shareholder in Yes Bank and establishing a robust cross-border alliance to capture growing trade and corporate banking flows between Japan and India.