Plug Power Inc (PLUG) stock
PLUGNasdaqElectrical Industrial ApparatusFiscal year ends December 31
Financials through Q3 FY2026, quarter ended Sep 30, 2026Last filing: 10-Q on Nov 9, 2026Score 6/3030% below fair value
$1.24−0.12 (-8.86%)
Close on Nov 12, 2026Market cap $1.73BP/E –Yield –
Plug Power market cap
Market capitalization is the share price multiplied by the number of shares outstanding.
Plug Power's market cap was $1.79B on Nov 11, 2026, against $2.08B a year earlier. Over the last 5 years it ranged from $685.01M to $16.53B, with a median of $2.59B.
Market Cap at the end of each year
| Period | Period end | Value | Change |
|---|---|---|---|
| 2026 | Nov 11, 2026 | $1.79B | -11.9% |
| 2025 | Dec 31, 2025 | $2.04B | +34.7% |
| 2024 | Dec 31, 2024 | $1.51B | -43.3% |
| 2023 | Dec 29, 2023 | $2.67B | -62.7% |
| 2022 | Dec 30, 2022 | $7.15B | -28.6% |
| 2021 | Dec 31, 2021 | $10.02B | -3.8% |
| 2020 | Dec 31, 2020 | $10.41B | +1279.8% |
| 2019 | Dec 31, 2019 | $754.37M | +179.7% |
| 2018 | Dec 31, 2018 | $269.71M | -44.2% |
| 2017 | Dec 29, 2017 | $483.18M | +123.4% |
| 2016 | Dec 30, 2016 | $216.26M | -41.2% |
| 2015 | Dec 31, 2015 | $367.92M | -15.9% |
| 2014 | Dec 31, 2014 | $437.72M | +371.5% |
| 2013 | Dec 31, 2013 | $92.83M | +508.5% |
| 2012 | Dec 31, 2012 | $15.26M | – |
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