Exhibit 99.1 ReNew Announces Results for the Second Quarter of Fiscal 2026 (Q2 FY26) and First Half of Fiscal 2026 (H1 FY26), both ended September 30, 2025 November 10, 2025: ReNew Energy Global Plc ("ReNew" or "the Company") (Nasdaq: RNW, RNWWW), a leading decarbonization solutions company, today announced its unaudited consolidated IFRS results for Q2 FY26 and H1 FY26. Operating Highlights: Note: the translation of Indian rupee amounts into U.S. dollars has been made at INR 88.78 to US$ 1.00. See note bel ...