Plug Power - 27 Year Stock Price History | PLUG

Historical daily share price chart and data for Plug Power since 1999 adjusted for splits and dividends. The latest closing stock price for Plug Power as of January 20, 2026 is 2.31.
  • The all-time high Plug Power stock closing price was 1497.50 on March 10, 2000.
  • The Plug Power 52-week high stock price is 4.58, which is 98.3% above the current share price.
  • The Plug Power 52-week low stock price is 0.69, which is 70.1% below the current share price.
  • The average Plug Power stock price for the last 52 weeks is 1.79.
Plug Power Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2026 2.3017 2.2300 2.3900 2.1900 2.3100 17.26%
2025 1.8060 2.3300 4.1300 0.7000 1.9700 -7.51%
2024 2.7387 4.5900 4.7000 1.6100 2.1300 -52.67%
2023 9.5868 12.1800 17.8900 3.4200 4.5000 -63.62%
2022 20.8655 28.7900 31.7500 11.7100 12.3700 -56.18%
2021 35.3233 32.1700 73.1800 20.0700 28.2300 -16.75%
2020 10.6797 3.2400 36.1400 2.7600 33.9100 973.10%
2019 2.4035 1.3300 4.0000 1.2600 3.1600 154.84%
2018 1.9004 2.4200 2.4200 1.0100 1.2400 -47.46%
2017 2.0115 1.2100 3.1500 0.8500 2.3600 96.67%
2016 1.7279 2.1000 2.2200 1.2000 1.2000 -43.13%
2015 2.4553 2.9800 3.2800 1.6600 2.1100 -29.67%
2014 4.7108 2.3300 10.3100 2.3300 3.0000 93.55%
2013 0.5156 0.5000 2.0900 0.1200 1.5500 210.00%
2012 1.2316 2.0000 2.5500 0.5000 0.5000 -75.49%
2011 3.7714 3.9000 9.0000 1.4000 2.0400 -44.86%
2010 4.9794 7.0000 7.4000 3.6000 3.7000 -47.89%
2009 8.7270 10.4000 11.9000 6.7000 7.1000 -30.39%
2008 23.3055 40.4000 41.7000 6.9000 10.2000 -74.18%
2007 32.4861 38.8000 43.9000 24.9000 39.5000 1.54%
2006 47.5546 52.8000 64.3000 36.4000 38.9000 -24.17%
2005 61.9897 59.5000 80.9000 49.7000 51.3000 -16.04%
2004 70.9802 74.8000 104.6000 47.7000 61.1000 -15.72%
2003 52.8948 47.3000 73.4000 39.5000 72.5000 61.47%
2002 75.4655 86.0000 120.4000 34.4000 44.9000 -48.63%
2001 155.7509 158.7500 354.0000 67.0000 87.4000 -40.49%
2000 579.6882 270.0000 1497.5000 94.3750 146.8750 -48.01%
Sector Industry Market Cap Revenue
Computer and Technology Electrical Products - Miscellaneous $3.284B $0.629B
Plug Power Inc. is a leading provider of alternative energy technology focused on the design, development, commercialization and manufacture of hydrogen fuel cell systems used primarily for the material handling and stationary power market. They are focused on proton exchange membrane, or PEM, fuel cell and fuel processing technologies, fuel cell/battery hybrid technologies, and associated hydrogen storage and dispensing infrastructure from which multiple products are available. They sell and continue to develop fuel cell product solutions to replace lead-acid batteries in material handling vehicles and industrial trucks for some of North America's largest distribution and manufacturing businesses. Their current product line includes: GenDrive, GenFuel, GenCare, ReliOn, and GenKey.
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