This article was automatically generated by Dow Jones using technology from Automated Insights.
Shares of Plug Power Inc. jumped 14.2% to $3.78 on what proved to be an all-around positive trading session for the stock market, with the NASDAQ Composite Index rising 0.1% to 26,293.10 and the Dow Jones Industrial Average rising 0.6% to 50,285.66.
Plug Power Inc. closed 17.5% below its 52-week high of $4.58, which the company achieved on October 6th.
The stock outperformed some of its peers, as Air Products & Chemicals Inc. rose 0.3% to $290.19, Procter & Gamble Co. rose 0.7% to $143.40, and Ballard Power Systems Inc. rose 14.08% to $5.43.
Trading volume totaled 111.3 million, compared to the 50-day average of 76.9 million.
Data source: Dow Jones Market Data, FactSet
(END) Dow Jones Newswires
May 21, 2026 16:33 ET (20:33 GMT)
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