National Grid plc (LON: NG, NYSE: NGG) Stock on 5 December 2025: RIIO‑T3 Ruling, £28bn Grid Plan, Dividend Outlook and 2026 Forecasts
National Grid plc’s share price is trading close to 52‑week highs, supported by a new UK regulatory package, a massive investment pipeline and a solid dividend yield of just over 4%. As of 5 December 2025, investors are digesting Ofgem’s final RIIO‑T3 determination, a £28 billion upgrade to Britain’s energy networks, fresh half‑year results and a change of CEO — all…