Plug Power Inc.

NasdaqCM:PLUG Stock Report

Market Cap: US$2.5b

Plug Power Valuation

Is PLUG undervalued compared to its fair value, analyst forecasts and its price relative to the market?

Valuation Score

2/6

Valuation Score 2/6

  • Below Future Cash Flow Value

  • Significantly Below Future Cash Flow Value

  • Price-To-Sales vs Peers

  • Price-To-Sales vs Industry

  • Price-To-Sales vs Fair Ratio

  • Analyst Forecast

Share Price vs Future Cash Flow Value

What is the Fair Price of PLUG when looking at its future cash flows? For this estimate we use a Discounted Cash Flow model.

Ultimate guide to DCF valuation for stock investing

Learn how to determine fair value like the best investors in the world.

Below Future Cash Flow Value: PLUG ($1.81) is trading below our estimate of future cash flow value ($6.44)

Significantly Below Future Cash Flow Value: PLUG is trading below future cash flow value by more than 20%.

Key Valuation Metric

Which metric is best to use when looking at relative valuation for PLUG?

Key metric: As PLUG is unprofitable we use its Price-To-Sales Ratio for relative valuation analysis.

The above table shows the Price to Sales ratio for PLUG. This is calculated by dividing PLUG's market cap by their current revenue.
What is PLUG's PS Ratio?
PS Ratio3.7x
SalesUS$676.17m
Market CapUS$2.46b

Price to Sales Ratio vs Peers

How does PLUG's PS Ratio compare to its peers?

The above table shows the PS ratio for PLUG vs its peers. Here we also display the market cap and forecasted growth for additional consideration.
CompanyForward PSEstimated GrowthMarket Cap
Peer Average1.4x
ATKR Atkore
0.8x4.38%US$2.2b
RUN Sunrun
1x6.79%US$3.1b
THR Thermon Group Holdings
3.1x5.68%US$1.7b
FLNC Fluence Energy
0.8x17.99%US$2.9b
PLUG Plug Power
3.7x19.93%US$2.5b

Price-To-Sales vs Peers: PLUG is expensive based on its Price-To-Sales Ratio (3.7x) compared to the peer average (1.4x).

Historical Price to Sales Ratio

Historical Price to Sales Ratio compares a stock's price to its sales over time. Higher ratios indicate that investors are willing to pay more for the stock.

Fetching historical data

Price to Sales Ratio vs Industry

How does PLUG's PS Ratio compare vs other companies in the US Electrical Industry?

30 CompaniesPrice / SalesEstimated GrowthMarket Cap
EAF GrafTech International
0.4x7.58%US$179.45m
SPWR SunPower
0.5x42.80%US$149.03m
CHPT ChargePoint Holdings
0.4x14.89%US$149.01m
ULBI Ultralife
0.5xn/aUS$94.40m
PLUG 3.7xIndustry Avg. 2.5xNo. of Companies30PS02.44.87.29.612+
30 CompaniesEstimated GrowthMarket Cap
No more companies

Price-To-Sales vs Industry: PLUG is expensive based on its Price-To-Sales Ratio (3.7x) compared to the US Electrical industry average (2.5x).

Price to Sales Ratio vs Fair Ratio

What is PLUG's PS Ratio compared to its Fair PS Ratio? This is the expected PS Ratio taking into account the company's forecast earnings growth, profit margins and other risk factors.

PLUG PS Ratio vs Fair Ratio.
Fair Ratio
Current PS Ratio3.7x
Fair PS Ratio0.2x

Price-To-Sales vs Fair Ratio: PLUG is expensive based on its Price-To-Sales Ratio (3.7x) compared to the estimated Fair Price-To-Sales Ratio (0.2x).

Analyst Price Targets

What is the analyst 12-month forecast and do we have any statistical confidence in the consensus price target?

The above table shows the analyst PLUG forecast and predictions for the stock price in 12 month’s time.
DateShare PriceAverage 1Y Price TargetDispersionHighLow1Y Actual priceAnalysts
CurrentUS$1.81
US$2.75
+51.93%
57.82%US$7.00US$0.75n/a16
Feb ’27US$2.12
US$2.75
+30.02%
57.82%US$7.00US$0.75n/a16
Jan ’27US$1.97
US$2.79
+41.54%
57.21%US$7.00US$0.75n/a17
Dec ’26US$1.92
US$2.79
+45.22%
57.21%US$7.00US$0.75n/a17
Nov ’26US$2.69
US$2.78
+3.21%
61.50%US$7.00US$0.75n/a17
Oct ’26US$2.93
US$2.19
-25.42%
54.29%US$5.00US$0.75n/a17
Sep ’26US$1.57
US$1.97
+25.44%
57.44%US$5.00US$0.55n/a18
Aug ’26US$1.40
US$1.94
+38.89%
59.67%US$5.00US$0.55n/a18
Jul ’26US$1.41
US$1.85
+30.94%
63.80%US$5.00US$0.50n/a19
Jun ’26US$0.88
US$1.85
+109.17%
63.80%US$5.00US$0.50n/a19
May ’26US$0.85
US$2.10
+147.12%
55.90%US$5.00US$0.75n/a21
Apr ’26US$1.31
US$2.21
+69.03%
49.21%US$5.00US$1.00n/a21
Mar ’26US$1.61
US$2.70
+67.85%
45.32%US$5.00US$1.00US$1.7921
Feb ’26US$1.86
US$2.70
+45.29%
45.32%US$5.00US$1.00US$2.1221
Jan ’26US$2.13
US$2.72
+27.58%
44.83%US$5.00US$1.40US$1.9720
Dec ’25US$2.24
US$2.73
+21.92%
43.59%US$5.00US$1.40US$1.9221
Nov ’25US$2.09
US$3.92
+87.75%
86.20%US$18.00US$1.50US$2.6923
Oct ’25US$2.06
US$4.01
+94.60%
83.34%US$18.00US$1.50US$2.9323
Sep ’25US$1.88
US$4.01
+113.23%
83.34%US$18.00US$1.50US$1.5723
Aug ’25US$2.32
US$4.63
+99.71%
70.69%US$18.00US$1.50US$1.4024
Jul ’25US$2.28
US$4.79
+110.25%
66.74%US$18.00US$2.00US$1.4124
Jun ’25US$3.33
US$4.79
+43.96%
66.74%US$18.00US$2.00US$0.8824
May ’25US$2.30
US$5.05
+119.74%
61.91%US$18.00US$2.00US$0.8525
Apr ’25US$3.44
US$5.12
+48.95%
60.13%US$18.00US$2.50US$1.3125
Mar ’25US$3.89
US$5.28
+35.71%
59.94%US$18.00US$2.50US$1.6124
US$2.75
Fair Value
34.2% undervalued intrinsic discount
16
Number of Analysts

Analyst Forecast: Target price is more than 20% higher than the current share price, but analysts are not within a statistically confident range of agreement.

Discover undervalued companies

7D

1Y

7D

1Y

7D

1Y

Company Analysis and Financial Data Status

DataLast Updated (UTC time)
Company Analysis2026/03/02 04:15
End of Day Share Price 2026/03/02 00:00
Earnings2025/09/30
Annual Earnings2024/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

PackageDataTimeframeExample US Source *
Company Financials10 years
  • Income statement
  • Cash flow statement
  • Balance sheet
Analyst Consensus Estimates+3 years
  • Forecast financials
  • Analyst price targets
Market Prices30 years
  • Stock prices
  • Dividends, Splits and Actions
Ownership10 years
  • Top shareholders
  • Insider trading
Management10 years
  • Leadership team
  • Board of directors
Key Developments10 years
  • Company announcements

* Example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on Github.

Analyst Sources

Plug Power Inc. is covered by 41 analysts. 19 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

AnalystInstitution
Moses SuttonBarclays
Moses SuttonBarclays
NEIL BEVERIDGEBernstein