Plug Power [PLUG] vs EnerSys [ENS] Detailed Stock Comparison

TLDR: Quick Comparison Summary

Based on 21 vital metrics comparison: Plug Power Inc. wins in 0 metrics, EnerSys wins in 18 metrics, with 0 ties. EnerSys appears stronger overall.

View Metrics Details

Vital Metrics Comparison

Metric Plug Power Inc. EnerSys Better
P/E Ratio (TTM) N/A 24.62 N/A
Price-to-Book Ratio 4.39 3.86 EnerSys
Debt-to-Equity Ratio 99.39 62.24 EnerSys
PEG Ratio -14.97 -1.53 EnerSys
EV/EBITDA -7.60 13.68 EnerSys
Profit Margin (TTM) -229.83% 8.37% EnerSys
Operating Margin (TTM) -65.39% 14.09% EnerSys
EBITDA Margin (TTM) N/A 14.09% N/A
Return on Equity -120.50% 16.71% EnerSys
Return on Assets (TTM) -14.52% 7.40% EnerSys
Free Cash Flow (TTM) $-661.48M $139.26M EnerSys
Dividend Yield N/A 0.63% N/A
1-Year Return 113.95% 159.20% EnerSys
Price-to-Sales Ratio (TTM) 6.05 1.96 EnerSys
Enterprise Value $5.13B $8.06B EnerSys
EV/Revenue Ratio 7.23 2.16 EnerSys
Gross Profit Margin (TTM) 2.42% 30.06% EnerSys
Revenue per Share (TTM) $1 $98 EnerSys
Earnings per Share (Diluted) $-1.42 $8.07 EnerSys
Beta (Stock Volatility) 1.79 1.08 EnerSys
Short % of Float 24.51% 3.98% EnerSys

Plug Power Inc. vs EnerSys Stock Performance Analysis

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Performance Comparison

Short-term Returns

Stock1D1W1M3M6MYTD
Plug Power Inc.1.45%-12.23%-25.93%25.00%26.13%25.56%
EnerSys3.19%1.31%-2.35%42.90%56.74%53.53%

Long-term Returns

Stock1Y3Y5Y10Y15Y20Y
Plug Power Inc.113.95%-73.89%-90.54%57.71%17.95%-94.47%
EnerSys159.20%114.81%139.54%255.40%617.63%1,253.41%

Performance & Financial Health Analysis: Plug Power Inc. vs EnerSys

MetricPLUGENS
Market Information
Market Cap i$4.29B$7.67B
Market Cap CategoryMid capMid cap
10 Day Avg. Volume i75,508,939274,529
90 Day Avg. Volume i70,754,336325,026
Last Close$2.80$231.42
52 Week Range$1.03 - $4.58$80.82 - $244.30
% from 52W High-38.86%-5.27%
All-Time High$1,565.00 (Jan 24, 2000)$244.30 (May 21, 2026)
% from All-Time High-99.82%-5.27%
Growth Metrics
Quarterly Revenue Growth0.18%0.01%
Quarterly Earnings Growth0.18%-0.21%
Financial Health
Profit Margin (TTM) i-2.30%0.08%
Operating Margin (TTM) i-0.65%0.14%
Return on Equity (TTM) i-1.21%0.17%
Debt to Equity (MRQ) i99.3962.24
Cash & Liquidity
Book Value per Share (MRQ)$0.70$51.50
Cash per Share (MRQ)$0.27$12.21
Operating Cash Flow (TTM) i$-535,835,008$538.80M
Levered Free Cash Flow (TTM) i$-351,780,128$409.94M
Dividends
Last 12-Month Dividend Yield iN/A0.63%
Last 12-Month Dividend iN/A$1.02

Valuation & Enterprise Metrics Analysis: Plug Power Inc. vs EnerSys

MetricPLUG (Apr 21, 2026)ENS (Apr 23, 2026)
Price Ratios
P/E Ratio (TTM) iN/A24.62
Forward P/E i-14.9716.86
PEG Ratio i-14.97-1.53
Price to Sales (TTM) i6.051.96
Price to Book (MRQ) i4.393.86
Market Capitalization
Market Capitalization i$4.29B$7.67B
Enterprise Value i$5.13B$8.06B
Enterprise Value Metrics
Enterprise to Revenue i7.232.16
Enterprise to EBITDA i-7.6013.68
Risk & Other Metrics
Beta i1.791.08
Book Value per Share (MRQ) i$0.70$51.50

Financial Statements Comparison: Plug Power Inc. vs EnerSys

Financial Metrics

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Revenue

Operating Margin

Profit Margin

Long Term Debt

Income Flow Analysis

Financial Statements Comparison

Income Statement

MetricPLUG (2025)ENS (2025)
Revenue/Sales i709.92M3.62B
Cost of Goods Sold i951.96M2.53B
COGS % of Revenue i134.1%69.8%
Gross Profit i-242.04M1.09B
Gross Margin i-34.1%30.2%
Research & Development i57.96MN/A
Operating Income (EBIT) i-679.57M483.75M
Operating Margin i-95.7%13.4%
EBITDA i-892.41M574.31M
EBITDA Margin i-125.7%15.9%
Pre-Tax Income i-1.69B406.58M
Pre-Tax Income % of Revenue i-238.5%11.2%
Income Tax i356,00042.84M
Income Tax % of Revenue i0.1%1.2%
Net Income (Profit) i-1.69B363.74M
Profit Margin i-238.6%10.1%

Balance Sheet & Liquidity Metrics

MetricPLUG (2025)ENS (2025)
Cash & Equivalents i368.54M343.13M
Total Current Assets i1.41B2.09B
Total Current Assets % of Revenue i198.7%57.8%
Total Current Liabilities i610.59M775.07M
Total Current Liabilities % of Revenue i86.0%21.4%
Long-Term Debt i836.46M1.15B
Long-Term Debt % of Revenue i117.8%31.8%
Total Shareholders Equity i1.00B1.92B
Retained Earnings i-8.23B2.49B
Retained Earnings % of Revenue i-1,158.7%68.8%
Property, Plant & Equipment i548.57M322.06M

Cash Flow Statement Comparison

MetricPLUG (2025)ENS (2025)
Operating Cash Flow i-1.61B419.08M
Operating Cash Flow % of Revenue i-226.9%11.6%
Capital Expenditures i-125.64M1.87M
Free Cash Flow i-661.48M139.26M
FCF Margin i-93.2%3.8%
Debt Repayment i-713.53M-370.00M
Common Stock Repurchase iN/A-153.96M

Short Interest & Institutional Ownership Analysis

MetricPLUGENS
Shares Short i339.72M1.09M
Short Ratio i4.432.80
Short % of Float i24.51%3.98%
Shares Outstanding i1.39B36.73M
Float Shares i1.33B36.69M
% Held by Insiders i4.53%1.44%
% Held by Institutions i50.85%102.23%
% Held by Public i44.62%-3.67%

Dividend Analysis & Yield Comparison: Plug Power Inc. vs EnerSys

MetricPLUGENS
Last 12-Month Dividend iN/A$1.02
Last 12-Month Dividend Yield iN/A0.63%
3-Year Avg Annual Dividend iN/A$0.94
3-Year Avg Dividend Yield iN/A0.23%
3-Year Total Dividends iN/A$2.83
Ex-Dividend DateN/AMar 13, 2026