Plug Power, Inc.(PLUG) - Stock detail

Plug Power, Inc.

US
PLUG
Plug Power Inc.(Listing date: 10/29/1999)

Plug Power Inc. is an alternative energy technology company and a pioneer and leader in the hydrogen fuel cell industry. It is engaged in the design, development, manufacturing and commercial application of hydrogen fuel cell systems worldwide, mainly for the industrial off-road (or forklift material handling) market. The company focuses on proton exchange membrane (PEM) fuel cells, fuel processing technologies, and fuel cell/battery hybrid technologies, with a variety of products available. The fuel cell that the company focuses on is an electrochemical device that can generate electricity and heat from hydrogen and oxygen without combustion. The company was incorporated in Delaware, USA on June 27, 1997.

AI Value AnalystSell
Overall Rating2/10
Generated at:2026-04-20 17:42:53
Analysis based on real data from 5 financial reports: 2025-12-31, 2025-09-30, 2025-06-30, 2025-03-31, and 2024-12-31. The report also references recent 60-day trading data up to 2026-04-20. Data completeness is sufficient for a fundamental assessment covering financial condition, profitability, and valuation.
Overview

Plug Power, Inc. (PLUG) is a developer of hydrogen fuel cell solutions operating in the green hydrogen economy. The company shows high volatility and recent price momentum but faces critical challenges in profitability and financial sustainability. While liquidity is adequate, the company is in a heavy investment phase with massive losses, negative margins, and significant debt, making it a highly speculative investment based on future growth expectations rather than current fundamentals.

Valuation
2/10
Profitability
1/10
Financial health
3/10
Operation Advice
  • Based solely on fundamental analysis, the recommendation is to Sell.
  • The stock is considered overvalued relative to its financial performance.
  • Any investment is a speculative bet on future technological adoption.
  • Investors should wait for a clear, demonstrated path to profitability and significantly improved margins before considering an investment.
  • The recent trading range of $1.80 to $3.20 reflects volatile sentiment, not fundamental value.

Valuation

P/E TTM
-1.54
P/E LYR
-1.55
P/B MRQ
1.98
P/S TTM
--
AI Analysis
  • Valuation metrics are challenging due to the absence of profits. The P/E ratio is negative and meaningless, confirming unprofitability. The P/B ratio of 1.98 indicates the market prices significant future growth. The high P/S ratio of 6.32 suggests a premium for growth potential. The current price is driven by sentiment and speculation, not fundamentals, making the stock overvalued by traditional measures.
  • The dynamic P/E of -1.55 and TTM P/E of -1.54 are meaningless due to negative earnings, confirming the company is unprofitable.
  • The P/B ratio of 1.98 suggests the stock is trading at approximately twice its book value per share, indicating the market is pricing in significant future growth potential.
  • The P/S ratio of 6.32 is high, implying investors are paying over $6 for every $1 of revenue, a premium for high-growth potential stories.
  • Given the complete absence of earnings and negative cash flow, traditional valuation models cannot provide a reasonable intrinsic value.
  • The price is entirely driven by sentiment, future growth expectations, and speculation regarding the hydrogen energy sector's adoption.
  • Based solely on the provided financial data, the stock is overvalued relative to any standard measure of financial performance.
Valuation trend

Profitability

ROE TTM
-120.31%
Net margin
-238.57%
Gross margin
-34.09%
Total revenue
709.92M
AI Analysis
  • Profitability remains the most critical challenge. The company reports consistent massive losses with deeply negative gross and net margins. Return on Equity and Return on Assets are severely negative, indicating destruction of shareholder value. While revenue growth is present, it is achieved at a tremendous cost.
  • The company has reported negative earnings per share (EPS) for all periods shown, with an annual EPS for 2025 of -$1.42.
  • Both gross margin (-34.09% for FY2025) and net margin (-238.57% for FY2025) are deeply negative.
  • The gross margin, while improved from -99.38% in 2024, indicates the company is still selling its products at a significant loss relative to direct costs.
  • Return on Equity (ROE) is -120.31% and Return on Assets (ROA) is -52.65%.
  • These return metrics show the company is destroying shareholder value and generating negative returns on its asset base.
  • Revenue growth is present (12.90% year-over-year for FY2025), but it is being achieved at a tremendous cost.
  • The core business model has not demonstrated an ability to generate profits or positive cash flow. Losses are massive and persistent.
Profitability
2024Q42025Q12025Q22025Q32025Q4
ROE TTM---10.95%-24.82%-49.87%-120.31%
Earnings
2024Q42025Q12025Q22025Q32025Q4
Total revenue628.81M133.67M307.64M484.70M709.92M

Financial health

Debt/Asset
61.33%
Current ratio
2.31
Quick ratio
1.46
Cash ratio
1.46
AI Analysis
  • Financial health shows mixed signals. Liquidity is strong with good current and quick ratios. However, solvency is a concern with a high debt-to-asset ratio, and the company is in a heavy cash-burn phase due to consistent substantial net losses, which pressures financial stability.
  • The current ratio of 2.31 and quick ratio of 1.46 are strong, indicating a good ability to cover short-term obligations.
  • The debt-to-asset ratio of 61.33% is elevated, suggesting a significant reliance on debt financing, which adds financial risk.
  • This high debt load is a common characteristic of capital-intensive growth companies.
  • The consistent and substantial net losses indicate the company is in a heavy investment and cash-burn phase.
  • This cash burn pressures its financial stability despite decent liquidity ratios.
  • The high debt load coupled with massive ongoing losses poses a significant risk to the company's financial viability if capital markets become less favorable.
Leverage
2024Q42025Q12025Q22025Q32025Q4
Debt/Asset49.82%46.81%47.40%51.73%61.33%
Liquidity
2024Q42025Q12025Q22025Q32025Q4
Current ratio1.971.951.591.322.31