Best Solar Stocks to Buy Now (2026)
Top solar stocks in 2026 ranked by overall Zen Rating. "A" Rated stocks have returned an average of +32.52% per year, and are the best solar stocks to buy now. Learn More.

Industry: Solar
F
Solar is Zen Rated F and is the 132nd ranked industry out of 146 stock market industries
Learn how the Zen Ratings work
Ticker
Company
Zen Rating
Financials
Market Cap
ROE
ROA
ROCE
ROIC
D/E
Current Ratio
Gross Margin
Profit Margin
Operating Margin
TOYO
TOYO CO LTD
$541.84MN/AN/AN/AN/A2.420.68N/AN/AN/A
TYGO
TIGO ENERGY INC
$302.12M16.40%3.90%22.21%38.50%0.832.4643.70%3.10%10.60%
SHLS
SHOALS TECHNOLOGIES GROUP INC
$1.60B5.70%3.70%6.88%6.80%0.711.8433.50%6.30%10.57%
FSLR
FIRST SOLAR INC
$26.74B18.00%12.60%15.80%19.60%0.352.5641.70%30.70%32.49%
NXT
NEXTPOWER INC
$18.19B28.30%15.70%24.63%61.10%0.752.4532.60%16.50%20.13%
ASTI
ASCENT SOLAR TECHNOLOGIES INC
$44.75M-128.70%-87.20%-47.76%-279.80%0.186.99-114.80%-7,447.00%-7,327.47%
JKS
JINKOSOLAR HOLDING CO LTD
$1.17B-20.90%-2.90%-6.05%-4.40%6.011.264.40%-5.60%-6.40%
SUNE
SUNATION ENERGY INC
$5.07M-52.00%-25.20%-39.31%-127.80%0.980.7237.20%-17.30%-16.30%
ARRY
ARRAY TECHNOLOGIES INC
$1.26BN/A-8.40%-2.17%-2.00%-5.632.2523.70%-10.60%-1.95%
TURB
TURBO ENERGY SA
$13.33M-54.80%-6.20%-23.69%-14.00%14.260.9619.50%-5.80%-4.39%
SEDG
SOLAREDGE TECHNOLOGIES INC
$3.83B-79.60%-15.90%-19.97%-20.90%4.502.0319.40%-28.60%-21.34%
ENPH
ENPHASE ENERGY INC
$8.22B13.30%4.20%6.56%5.80%1.473.8044.20%9.60%10.51%
VIVO
VIVOPOWER PLC
$64.64MN/A-19.00%-15.41%-25.40%3.831.3518.00%-20,970.50%-10,573.77%
RUN
SUNRUN INC
$3.45B18.30%2.60%7.25%4.50%5.331.4532.10%17.90%48.86%
SPWR
SUNPOWER INC
$156.54MN/A-22.80%-30.01%-17.00%-5.270.7148.20%-17.60%-9.57%
FTCI
FTC SOLAR INC
$76.19MN/A-42.70%-90.99%-86.80%-16.911.321.40%-44.90%-32.56%
CSIQ
CANADIAN SOLAR INC
$1.23B-3.60%-0.70%1.50%1.00%3.971.0721.10%-1.90%2.59%
BEEM
BEAM GLOBAL
$31.97M-73.50%-42.10%-69.46%-80.90%0.861.4710.40%-73.20%-74.75%
ZEO
ZEO ENERGY CORP
$52.22MN/A-20.50%-25.61%-71.30%0.961.6554.10%-15.10%-15.42%
SPRU
SPRUCE POWER HOLDING CORP
$54.37M-11.00%-1.60%6.22%3.10%6.030.4867.50%-12.20%33.14%
SMXT
SOLARMAX TECHNOLOGY INC
$30.56MN/A-7.30%-62.60%-18.90%-10.310.825.90%-5.40%-5.18%
PN
SKYCORP SOLAR GROUP LTD
$5.71M-14.90%-7.00%-10.31%-15.40%1.161.5910.00%-4.30%-3.87%

Solar Stocks FAQ

What are the best solar stocks to buy right now in May 2026?

According to Zen Ratings, our proprietary rating system that evaluates 115 factors proven to drive growth in stocks and assigns each stock in our system an overall letter grade as well as 7 individual Component Grades for Value, Growth, Momentum, Sentiment, Safety, Financials, and proprietary AI algorithms, the 3 best solar energy stocks to buy right now are:

1. Toyo Co (NASDAQ:TOYO)


Toyo Co (NASDAQ:TOYO) is the #1 top solar stock out of 22 with a Zen Rating of A. Stocks with a rating of A have had an average return of +32.52% per year. Learn more.

The Component Grade breakdown for Toyo Co (NASDAQ:TOYO) is: Value: A, Growth: A, Momentum: A, Sentiment: A, Safety: F, Financials: B, and AI: C.

Toyo Co (NASDAQ:TOYO) has a Due Diligence Score of 9, which is -18 points lower than the solar industry average of 27. Although this number is below the industry average, our proven quant model rates TOYO as a "A".

TOYO passed 3 out of 33 due diligence checks and has weak fundamentals. Toyo Co has seen its stock return 333.72% over the past year, overperforming other solar stocks by 289 percentage points.

Toyo Co has an average 1 year price target of $16.50, an upside of 14.98% from Toyo Co's current stock price of $14.35.

Toyo Co stock has a consensus Strong Buy recommendation according to Wall Street analysts. Of the 2 analysts covering Toyo Co, 50% have issued a Strong Buy rating, 50% have issued a Buy, 0% have issued a hold, while 0% have issued a Sell rating, and 0% have issued a Strong Sell.

2. Tigo Energy (NASDAQ:TYGO)


Tigo Energy (NASDAQ:TYGO) is the #2 top solar stock out of 22 with a Zen Rating of C. Stocks with a rating of C have had an average return of +7.53% per year. Learn more.

The Component Grade breakdown for Tigo Energy (NASDAQ:TYGO) is: Value: C, Growth: C, Momentum: A, Sentiment: A, Safety: D, Financials: C, and AI: D.

Tigo Energy (NASDAQ:TYGO) has a Due Diligence Score of 54, which is 27 points higher than the solar industry average of 27.

TYGO passed 18 out of 33 due diligence checks and has strong fundamentals. Tigo Energy has seen its stock return 328.87% over the past year, overperforming other solar stocks by 284 percentage points.

3. Shoals Technologies Group (NASDAQ:SHLS)


Shoals Technologies Group (NASDAQ:SHLS) is the #3 top solar stock out of 22 with a Zen Rating of C. Stocks with a rating of C have had an average return of +7.53% per year. Learn more.

The Component Grade breakdown for Shoals Technologies Group (NASDAQ:SHLS) is: Value: C, Growth: B, Momentum: C, Sentiment: C, Safety: C, Financials: C, and AI: C.

Shoals Technologies Group (NASDAQ:SHLS) has a Due Diligence Score of 48, which is 21 points higher than the solar industry average of 27.

SHLS passed 16 out of 33 due diligence checks and has strong fundamentals. Shoals Technologies Group has seen its stock return 116.85% over the past year, overperforming other solar stocks by 72 percentage points.

Shoals Technologies Group has an average 1 year price target of $9.82, an upside of 2.81% from Shoals Technologies Group's current stock price of $9.55.

Shoals Technologies Group stock has a consensus Strong Buy recommendation according to Wall Street analysts. Of the 11 analysts covering Shoals Technologies Group, 54.55% have issued a Strong Buy rating, 18.18% have issued a Buy, 27.27% have issued a hold, while 0% have issued a Sell rating, and 0% have issued a Strong Sell.

Are solar stocks a good buy now?

53.85% of solar stocks rated by analysts are a buy right now. On average, analysts expect solar stocks to fall by -0.64% over the next year.

5.56% of solar stocks have a Zen Rating of A (Strong Buy), 0% of solar stocks are rated B (Buy), 61.11% are rated C (Hold), 33.33% are rated D (Sell), and 0% are rated F (Strong Sell).

What is the average p/e ratio of the solar industry?

The average P/E ratio of the solar industry is 22.93x.

What are the most undervalued solar stocks?

Based on the Valuation rating, one of the 7 components of a stocks overall Zen Ratings grade, which evaluates factors including estimated earnings yield, earnings before interest and taxes/enterprise value, cash flow yield, free cash flow to price, and price-to-earnings growth (PEG ratio), the 3 most undervalued solar stocks right now are:

1. Toyo Co (NASDAQ:TOYO)


Toyo Co (NASDAQ:TOYO) is the most undervalued solar stock based on its Valuation Rating of A. Valuation is one of 7 Component Grades used to calculate the overall Zen Rating.

Toyo Co has a valuation score of 0, which is -13 points higher than the solar industry average of 13. It passed 0 out of 7 valuation due diligence checks. Although this number is below the industry average, our proven quant model rates TOYO a Valuation Rating of "A".

Toyo Co's stock has gained 333.72% in the past year. It has overperformed other stocks in the solar industry by 289 percentage points.

2. First Solar (NASDAQ:FSLR)


First Solar (NASDAQ:FSLR) is the second most undervalued solar stock based on its Valuation Rating of B. Valuation is one of 7 Component Grades used to calculate the overall Zen Rating.

First Solar has a valuation score of 57, which is 44 points higher than the solar industry average of 13. It passed 4 out of 7 valuation due diligence checks.

First Solar's stock has gained 64.92% in the past year. It has overperformed other stocks in the solar industry by 20 percentage points.

3. Array Technologies (NASDAQ:ARRY)


Array Technologies (NASDAQ:ARRY) is the third most undervalued solar stock based on its Valuation Rating of C. Valuation is one of 7 Component Grades used to calculate the overall Zen Rating.

Array Technologies has a valuation score of 0, which is -13 points higher than the solar industry average of 13. It passed 0 out of 7 valuation due diligence checks.

Array Technologies's stock has gained 23.08% in the past year. It has underperformed other stocks in the solar industry by -22 percentage points.

Why are solar stocks up?

Solar stocks were up 4.64% in the last day, and up 3.51% over the last week.

We couldn't find a catalyst for why solar stocks are up.
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