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Plug Power (PLUG) closed at $1.40 on October 20, 2026, up 2.2% from the previous close, on volume of 44,437,665 shares (30-day average 48,396,333).

Key numbers
  • Last close: $1.40 (October 20, 2026)
  • 52-week range: $1.35 to $4.33
  • Market value: $2.0 billion
  • 30-day implied volatility (IV30): 77.4%
  • Option volume: 18,165 contracts (16,519 calls, 1,646 puts); 30-day average 19,439
  • Next earnings: November 9, 2026, after the market closes (confirmed)

Data as of October 20, 2026.

PLUG Stock Summary and Trading Ideas (Plug Power | NASDAQ:PLUG)

Charts for Today's Stock Price and Implied Volatility in Plug Power

20-Oct-2026

Stock Price & Volume | Full Chart

30-Day Implied Volatility | IV30 Full Chart

Trade Ideas for Best Option Strategies for PLUG by Theoretical Edge and Win Rates

Sentiment

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Trading Statistics

Key Ratios

Plug Power (PLUG) Frequently Asked Questions

What does Plug Power do?

Plug Power Inc is building an end-to-end green hydrogen ecosystem, from production, storage, and delivery to energy generation. The company plans to build and operate green hydrogen highways across North America and Europe. Plug will deliver its green hydrogen solutions directly to its customers and through joint venture partners into multiple end markets, including material handling, e-mobility, power generation, and industrial applications.

What symbol and exchange does Plug Power shares trade?

Plug Power trades on the NASDAQ stock market under the symbol PLUG.

What is Plug Power stock price doing today?

As of October 20, 2026, PLUG stock price climbed to $1.40 with 44,437,665 million shares trading.

What is Plug Power's Beta?

PLUG has a beta of 1.32, meaning it tends to be more sensitive to market movements. PLUG has a correlation of 0.06 to the broad based SPY ETF.

How much is Plug Power worth?

PLUG has a market cap of $1.96 billion. This is considered a Small Cap stock.

How much money does Plug Power make?

Last quarter Plug Power reported $178 million in Revenue and -$.07 earnings per share. This beat revenue expectation by $9 million and exceeded earnings estimates by $.01.

What is the highest and lowest price Plug Power traded in the last 3 year period?

In the last 3 years, PLUG traded as high as $6.96 and as low as $.69.

What are the top ETFs holding Plug Power?

The top ETF exchange traded funds that PLUG belongs to (by Net Assets): VTI, VB, IWM, VBK, VXF.

Is Plug Power (PLUG) a good investment?

PLUG has underperformed the market in the last year with a price return of -58.8% while the SPY ETF gained +16.9%. PLUG has also underperformed the stock market ETF in the last 3 month and 2 week periods returning -35.5% and -25.9%, respectively, while the SPY returned +3.7% and -0.7%, respectively.

What are the support and resistance levels for Plug Power (PLUG)?

PLUG support price is $1.32 and resistance is $1.42 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that PLUG shares will trade within this expected range on the day.

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