Plug Power Stock Soars 170% on Hydrogen Hype – Will the Rally Last? (Oct 31, 2025 Update)
A green hydrogen production facility (illustration) – Plug Power and competitors are building large-scale electrolyzer projects and hydrogen plants worldwide ts2.tech ir.plugpower.com. Stock Price & Recent Performance Plug Power’s stock has been on a roller coaster. After languishing around $1.50–$1.60 in late summer 2025, it shot up ~170% to ~$4.58 by early October ts2.tech. This surge was driven by broader “hydrogen hype,” short-squeeze buying, and news of large contracts ts2.tech. By Oct 23 the stock cooled off to the high-$2s ts2.tech. In the past week (Oct 24–30), PLUG edged down further: from ~$2.95 (Oct 24 close) to $2.65 (Oct 30)