GB Group PLC (LON: GBG) Share Price, FTSE 250 Upgrade, Buyback and 2026 Outlook – Latest News and Forecasts as of 4 December 2025
GB Group shares traded at 255p on 4 December 2025, up 2.5% intraday, valuing the company at just under £600 million. FTSE Russell confirmed GB Group will join the FTSE 250 index from 22 December. The company continued its buyback program, purchasing 50,000 shares on 3 December and 14,110 shares on 1 December. Shares remain down about 25–33% year-on-year.