Plug Power PLUG
NASDAQ PLUG
$1.94 +0.03 (+1.57%)
At close: Sep 30, 2026 · 4:00 PM EDT

Plug Power (PLUG) Market Capitalization (2010 - 2026)

Updated

Plug Power (PLUG) posted Market Capitalization of $3.79 billion for Q2 2026, up 120.0% from $1.72 billion a year earlier and up 20.1% from the prior quarter.

Analysis

Plug Power (PLUG) Market Capitalization (2010 - 2026) Analysis & Trends

For FY2025, Plug Power's Market Capitalization came in at $2.26 billion, up 14.6% from FY2024.

  • Annual Market Capitalization shows a five-year compound annual growth rate of -28.4% (FY2020 to FY2025).
  • In prior years, Plug Power's Market Capitalization was $1.97 billion in FY2024 (-36.0%), $3.08 billion in FY2023 (-58.1%), $7.34 billion in FY2022 (-55.0%) and $16.31 billion in FY2021 (+35.6%).
  • The Q2 2026 figure stands as the highest quarterly Market Capitalization since Q3 2023.
  • On a year-over-year basis, Market Capitalization has increased in each of the last four quarters, with growth averaging 16.5% over the last eight quarters.
  • The strongest year-over-year quarter for Market Capitalization in the past five years was Q3 2021, with growth of 164.1%; the weakest was Q2 2024, with a decline of 67.2%.
  • According to Business Quant data, Market Capitalization for the three prior quarters was $3.15 billion (Q1 2026), $2.26 billion (Q4 2025) and $2.7 billion (Q3 2025).
Peer Set

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr)
1 Plug Power 2.67 Bn 1.75 Bn -1.68 Mn
2 Rex American Resources 1.41 Bn 56.79 Mn 53.30 Mn
3 Green Plains 1.03 Bn 431.73 Mn 113.03 Mn
4 Montauk Renewables 421.14 Mn 348.92 Mn -
5 Clean Energy Fuels 345.96 Mn -309.83 Mn 30.14 Mn
6 Gevo 328.83 Mn 45.80 Mn 19.80 Mn
7 OPAL Fuels 309.32 Mn 41.92 Mn 24.47 Mn
8 Aemetis 131.85 Mn 115.60 Mn 13.52 Mn
9 Verde Clean Fuels 50.34 Mn -148.13 Mn -
10 Blue Biofuels 32.35 Mn 32.16 Mn -
Historic Data

Historic Data

Download Data
DateValue
Jun 30, 2026 3.79 Bn
Mar 31, 2026 3.15 Bn
Dec 31, 2025 2.26 Bn
Sep 30, 2025 2.70 Bn
Jun 30, 2025 1.72 Bn
Mar 31, 2025 1.46 Bn
Dec 31, 2024 1.97 Bn
Sep 30, 2024 2.06 Bn
Jun 30, 2024 2.05 Bn
Mar 31, 2024 2.55 Bn
Dec 31, 2023 3.08 Bn
Sep 30, 2023 4.60 Bn
Jun 30, 2023 6.25 Bn
Mar 31, 2023 7.04 Bn
Dec 31, 2022 7.34 Bn
Sep 30, 2022 12.25 Bn
Jun 30, 2022 9.59 Bn
Mar 31, 2022 16.54 Bn
Dec 31, 2021 16.31 Bn
Sep 30, 2021 14.72 Bn
API Access

Plug Power Market Capitalization API

Pull this series into your own models, spreadsheets and apps with the Business Quant Historical Metrics API. The request below matches the chart above — change the frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.

https://data.businessquant.com/historic?slug=market-capitalization&ticker=PLUG&period=max&api_key=YOUR_API_KEY