Ace investor Mukul Agrawal bought six lakh shares of Solarium Green Energy Limited to acquire a stake of 2.88% in the company. This investment comes amid Solarium expansion into into B2G (Business-to-Government) sector, with clients including NTPC, Indian Army and other government organisations. Solarium reported a 29.7% YoY rise in revenue to ₹230.08 crore in FY25.