Skip to Content Ceres Power Holdings Plc extended a blistering rally this week, pushing one-year gains close to 1,000% as surging optimism around fuel cell technology drives the stock to multi-year highs. 9mrk)wbjn(3130vc)sv7[s6b_media_dl_1.png Bloomberg (Bloomberg) — Ceres Power Holdings Plc extended a blistering rally this week, pushing one-year gains close to 1,000% as surging optimism around fuel cell technology drives the stock to multi-year highs.