FSLR vs ENPH vs ARRY Stock Comparison

First Solar, Enphase Energy and Array Technologies Prices as of Oct 29, 2026 Peers: Industry group
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FSLR First Solar, Inc.
$176.89 0.0% 1M -26.8% 1Y
Market cap
$18.38B
P/E
9.9x
Revenue (TTM)
$5.01B
Div. yield
–
Solar Equipment Industrials
7 wins
ENPH Enphase Energy, Inc.
$25.86 -18.8% 1M -17.0% 1Y
Market cap
$3.33B
P/E
36.7x
Revenue (TTM)
$1.21B
Div. yield
–
Solar Equipment Industrials
1 win

Head to Head

11 decided of 12

First Solar leads on 7 of the 12 questions below (First Solar 7, Array Technologies 3, Enphase Energy 1). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionFSLRENPHARRYLeader
Larger companyMarket capitalisation $18.38B $3.33B $514.68M FSLR
Cheaper on earningsLower P/E, profitable companies only 9.9x 36.7x -3.5x FSLR
Cheaper on forward earningsLower price / next fiscal year consensus EPS 9.6x 13.5x 4.5x ARRY
Faster revenue growthRevenue growth, trailing twelve months -0.7% -19.9% +1.2% ARRY
More profitableNet margin, trailing twelve months 37.1% 7.5% -12.5% FSLR
Better return on capitalReturn on invested capital 17.1% 2.8% -13.4% FSLR
Less leveragedLower net debt / EBITDA -0.6x -2.7x -302.9x ARRY
Higher dividend yieldTrailing dividend yield 0.00% 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -26.8% -17.0% -60.1% ENPH
Better 5-year returnAnnualised price return, 5 years +8.1%/yr -35.5%/yr -30.1%/yr FSLR
Less volatileAnnualised volatility, 1 year 54.0% 80.6% 79.1% FSLR
Higher overall scoreMean of the five percentile scores vs peers 87/100 61/100 56/100 FSLR

Percentile Scorecard

FSLRENPHARRY

Each axis is the mean percentile of its metrics against the company's industry group. 100 is the best in the group, 50 the middle.

Scores by Axis

AxisFSLRENPHARRY
Valuation 93 #5 of 62 89 #8 of 62 95 #4 of 62
Growth 74 #16 of 59 5 #56 of 59 28 #43 of 59
Profitability 96 #3 of 55 82 #11 of 55 67 #19 of 55
Financial Health 83 #13 of 72 72 #21 of 72 35 #47 of 72
Shareholder Returns – 57 #13 of 29 –
Overall 87 61 56
  • FSLR ranked among 72 companies in Clean Energy Equipment
  • ENPH ranked among 72 companies in Clean Energy Equipment
  • ARRY ranked among 72 companies in Clean Energy Equipment

Price Performance

Price return, split-adjusted, before dividends. Click a name to hide or show it.

Returns

PeriodFSLRENPHARRYSPY
1 month 0.0%-18.8%-10.8% +0.7%
3 months -14.1%-30.8%-29.9% +3.7%
6 months -12.4%-21.5%-54.0% +7.1%
Year to date -32.3%-19.3%-61.4% +12.8%
1 year -26.8%-17.0%-60.1% +11.9%
3 years +29.8%-67.1%-79.3% +85.2%
3 years, per year +9.1%-31.0%-40.8% +22.8%
5 years +47.9%-88.8%-83.3% +67.6%
5 years, per year +8.1%-35.5%-30.1% +10.9%
10 years +335.2%+2,316.8%— +262.0%
10 years, per year +15.8%+37.5%— +13.7%

Risk

MeasureFSLRENPHARRYSPY
Volatility, 1Y 54.0%80.6%79.1% 12.7%
Downside volatility, 1Y 56.2%72.4%88.6% 12.6%
Beta vs S&P 500, 1Y 1.812.553.13 1.00
Return / volatility, 1Y -0.50-0.21-0.76 0.94
Max drawdown, 5Y -60.0%-92.6%-88.4% -25.4%
From 52-week high -44.4%-64.2%-70.2% -1.2%
52-week high $318.25$72.33$11.96 $779.14
52-week low $168.15$24.99$3.15 $631.97

Valuation History

Weekly multiples on trailing twelve-month fundamentals. Negative or extreme readings (a loss year, a collapsed denominator) are left out so the chart stays readable.

MultipleFSLRENPHARRY
P/E now vs peer median 10.2xmedian 26.6x 37.7xmedian 26.6x -3.7xmedian 26.6x
P/S now vs peer median 3.8xmedian 2.6x 2.8xmedian 2.6x 0.5xmedian 2.6x
EV/EBITDA now vs peer median 7.1xmedian 18.9x 22.8xmedian 18.9x -776.8xmedian 18.9x
P/FCF now vs peer median 81.7xmedian 30.1x 25.3xmedian 30.1x 4.1xmedian 30.1x
P/B now vs peer median 1.7xmedian 1.9x 2.8xmedian 1.9x -2.7xmedian 1.9x
PEG now vs peer median 0.18median 0.97 -0.84median 0.97 0.07median 0.97

Financial History

Reported figures by fiscal period, placed on the calendar year (or quarter) each period ended in, so companies with different fiscal years line up.

Trailing twelve monthsFSLRENPHARRY
Revenue $5.01B $1.21B $1.19B
Gross profit $2.47B $554.56M $287.61M
Operating income $1.89B $50.78M -$60.78M
Net income $1.86B $90.77M -$85.90M
Free cash flow $232.79M $135.37M $134.73M
R&D $276.36M $181.94M –
EPS (diluted) $17.28 $0.67 $-0.95
Cash & equivalents $1.58B $380.40M $307.30M
Total debt $107.67M $573.16M $657.75M
Shares (diluted) 107.70M 135.20M 155.69M
Enterprise value $9.75B -$979.07M -$459.23M

All Metrics

58 metrics · best in bold

Bold marks the best reading: the lowest positive value for multiples, leverage and payout, the highest for everything else. The bar under each value is its percentile against that company's own peers. Hover a value for its rank and the peer median.

Valuation

12 metrics
MetricFSLRENPHARRY
P/E 10.2x 37.7x -3.7x
P/FCF 81.7x 25.3x 4.1x
P/Operating cash flow 22.7x 17.9x 3.4x
P/S 3.8x 2.8x 0.5x
P/B 1.7x 2.8x -2.7x
P/Tangible book 1.8x 2.8x -1.3x
EV/EBITDA 7.1x 22.8x -776.8x
EV/EBIT 9.3x 60.3x -14.8x
EV/Revenue 3.5x 2.5x 0.8x
EV/FCF 75.2x 22.6x 6.7x
EV/Operating cash flow 20.8x 16.0x 5.5x
PEG (3Y EPS CAGR) 0.18 -0.84 0.07

Growth

14 metrics
MetricFSLRENPHARRY
Revenue growth (1Y) -0.7% -19.9% 1.2%
Revenue CAGR (3Y) 16.6% -23.6% -13.0%
Gross profit growth (1Y) 22.1% -24.4% -12.9%
Gross profit CAGR (3Y) 42.2% -23.2% -10.2%
Operating income growth (1Y) 25.5% -73.3% 69.8%
Operating income CAGR (3Y) 65.9% -56.4% -32.8%
Net income growth (1Y) 32.9% -53.6% 58.8%
Net income CAGR (3Y) 57.8% -45.9% -38.6%
EPS growth (1Y) 32.7% -54.3% 45.3%
EPS CAGR (3Y) 57.7% -44.7% -55.9%
Operating cash flow growth (1Y) -48.4% -25.5% 22.2%
Operating cash flow CAGR (3Y) 0.1% -40.7% -15.4%
Free cash flow growth (1Y) -62.1% -37.7% 22.2%
Free cash flow CAGR (3Y) 34.6% -44.9% -18.9%

Profitability

14 metrics
MetricFSLRENPHARRY
Gross margin 49.3% 45.8% 24.3%
EBITDA margin 49.5% 11.1% -0.1%
Operating margin 37.7% 4.2% -5.1%
Pretax margin 38.5% 6.9% -6.2%
Net margin 37.1% 7.5% -12.5%
FCF margin 4.6% 11.2% 11.4%
Operating cash flow margin 16.7% 15.8% 13.7%
Return on equity 17.6% 7.5% –
Return on assets 13.6% 3.1% -5.7%
Return on invested capital 17.1% 2.8% -13.4%
Return on capital employed 16.2% 2.1% -5.5%
Asset turnover 0.4x 0.4x 0.8x
Cash conversion (OCF / net income) 0.5x 2.1x -1.9x
Stock comp / revenue 0.5% 15.6% 1.5%

Financial Health

11 metrics
MetricFSLRENPHARRY
Debt / assets 0.8% 19.9% 42.9%
Debt / equity 0.0x 0.5x -3.3x
Net debt / EBITDA -0.6x -2.7x -302.9x
Debt / FCF 0.5x 4.2x 4.9x
Liabilities / assets 22.4% 56.8% 113.2%
Equity / assets 77.6% 43.2% -13.2%
Interest coverage 70.3x 24.0x -2.8x
Current ratio 2.6x 4.1x 2.2x
Quick ratio 1.7x 2.6x 1.8x
Cash ratio 0.8x 2.0x 0.8x
Altman Z-score 5.53 2.25 0.85

Shareholder Returns

7 metrics
MetricFSLRENPHARRY
Dividend yield – – –
Net buyback yield – -0.2% –
Shareholder yield – -0.2% –
Payout ratio (earnings) – – –
Payout ratio (FCF) – – –
Dividend growth (1Y) – – –
Dividend CAGR (3Y) – – –

Analyst Estimates

Solid lines are reported fiscal-year results; dashed lines are the consensus for the years ahead. Hover a year for the analysts' high and low, and how each result compared with its estimate.

ConsensusFSLRENPHARRY
Forward P/E 9.6xFY2026 13.5xFY2026 4.5xFY2026
EPS, next fiscal year $18.48FY2026 $1.92FY2026 $0.79FY2026
EPS growth, next FY +30.0%FY2026 -35.1%FY2026 +17.9%FY2026
EPS growth, the year after +21.3% +1.6% +7.6%
Revenue, next fiscal year $5.34BFY2026 $1.15BFY2026 $1.41BFY2026
Revenue growth, next FY +2.3%FY2026 -21.8%FY2026 +9.8%FY2026
Revenue growth, the year after +16.7% -3.4% +18.4%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersFSLRENPHARRY
Held by institutions 93.1% 93.7% 100.0%
Institutions holding 1,011 535 259
Change in shares held, QoQ +5.9% -1.0% +7.3%
Institutions buying 498 276 134
Institutions selling 356 188 80
Buyers to sellers 1.40 1.47 1.68

Return Correlation

Daily returns, last 12 months

1.00 means two stocks move in lockstep, 0 that they move independently. Pairs below about 0.5 diversify each other.

FSLRENPHARRY
FSLR 1.00 0.47 0.45
ENPH 0.47 1.00 0.50
ARRY 0.45 0.50 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, FSLR, ENPH and ARRY?

First Solar (FSLR) is the largest by market capitalisation: First Solar (FSLR) $18.38B, Enphase Energy (ENPH) $3.33B, Array Technologies (ARRY) $514.68M.

Which stock is cheaper, FSLR, ENPH and ARRY?

First Solar (FSLR) trades on the lowest price-to-earnings ratio (First Solar (FSLR) 9.9x, Enphase Energy (ENPH) 36.7x, Array Technologies (ARRY) -3.5x). On next year's consensus earnings, Array Technologies (ARRY) is cheapest (First Solar (FSLR) 9.6x, Enphase Energy (ENPH) 13.5x, Array Technologies (ARRY) 4.5x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

Array Technologies (ARRY) grew revenue fastest over the trailing twelve months: First Solar (FSLR) -0.7%, Enphase Energy (ENPH) -19.9%, Array Technologies (ARRY) +1.2%.

Which company is more profitable?

First Solar (FSLR) has the highest net margin (First Solar (FSLR) 37.1%, Enphase Energy (ENPH) 7.5%, Array Technologies (ARRY) -12.5%). On return on invested capital, First Solar (FSLR) leads (First Solar (FSLR) 17.1%, Enphase Energy (ENPH) 2.8%, Array Technologies (ARRY) -13.4%).

Which stock has performed better?

Over the past year Enphase Energy (ENPH) returned the most: First Solar (FSLR) -26.8%, Enphase Energy (ENPH) -17.0%, Array Technologies (ARRY) -60.1%. Over five years, First Solar (FSLR) compounded fastest (First Solar (FSLR) +8.1%/yr, Enphase Energy (ENPH) -35.5%/yr, Array Technologies (ARRY) -30.1%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, First Solar (FSLR) has been the steadiest (First Solar (FSLR) 54.0%, Enphase Energy (ENPH) 80.6%, Array Technologies (ARRY) 79.1%). Volatility measures how widely the price swings, not the risk of the business.

Which is the better stock, FSLR, ENPH and ARRY?

There is no single answer; it depends on what you are buying for. On the 12 head-to-head measures on this page, First Solar (FSLR) leads on 7. Business Quant does not give investment advice; use the comparison as a starting point for your own research.

Data from SEC filings, exchange prices and consensus estimates, via Business Quant. Percentile scores compare each company with its own peer group, so two companies' scores are each relative to different peers unless you rank against the whole market. Price returns exclude dividends. Nothing on this page is investment advice.