ENPH vs FSLR Stock Comparison

Enphase Energy and First Solar Prices as of Oct 23, 2026 Peers: Industry group
ENPH Enphase Energy, Inc.
$31.60 -4.4% 1M -11.3% 1Y
Market cap
$4.00B
P/E
29.9x
Revenue (TTM)
$1.33B
Div. yield
–
Solar Equipment Industrials
2 wins
FSLR First Solar, Inc.
$171.99 -10.4% 1M -24.9% 1Y
Market cap
$18.07B
P/E
10.3x
Revenue (TTM)
$5.38B
Div. yield
–
Solar Equipment Industrials
9 wins

Head to Head

11 decided of 12

First Solar leads on 9 of the 12 questions below (First Solar 9, Enphase Energy 2). Which ones matter depends on what you are buying for; a cheap multiple and slow growth often come together.

QuestionENPHFSLRLeader
Larger companyMarket capitalisation $4.00B $18.07B FSLR
Cheaper on earningsLower P/E, profitable companies only 29.9x 10.3x FSLR
Cheaper on forward earningsLower price / next fiscal year consensus EPS 16.3x 9.3x FSLR
Faster revenue growthRevenue growth, trailing twelve months -10.4% +23.8% FSLR
More profitableNet margin, trailing twelve months 10.1% 32.5% FSLR
Better return on capitalReturn on invested capital 5.3% 16.8% FSLR
Less leveragedLower net debt / EBITDA -1.9x -0.7x ENPH
Higher dividend yieldTrailing dividend yield 0.00% 0.00% –
Better 1-year returnPrice return, last 12 months -11.3% -24.9% ENPH
Better 5-year returnAnnualised price return, 5 years -29.1%/yr +10.1%/yr FSLR
Less volatileAnnualised volatility, 1 year 80.2% 54.2% FSLR
Higher overall scoreMean of the five percentile scores vs peers 59/100 93/100 FSLR

Percentile Scorecard

ENPHFSLR

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

AxisENPHFSLR
Valuation 80 #13 of 61 95 #4 of 61
Growth 5 #55 of 58 97 #3 of 58
Profitability 82 #11 of 55 96 #3 of 55
Financial Health 70 #22 of 71 83 #13 of 71
Shareholder Returns 60 #13 of 31 –
Overall 59 93
  • ENPH ranked among 71 companies in Clean Energy Equipment
  • FSLR ranked among 71 companies in Clean Energy Equipment

Price Performance

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

Returns

PeriodENPHFSLRSPY
1 month -4.4%-10.4% -1.0%
3 months -13.9%-15.2% +2.9%
6 months -11.7%-11.2% +6.4%
Year to date -1.4%-34.2% +11.4%
1 year -11.3%-24.9% +13.1%
3 years -66.7%+10.3% +79.4%
3 years, per year -30.7%+3.3% +21.5%
5 years -82.1%+61.9% +67.7%
5 years, per year -29.1%+10.1% +10.9%
10 years +2,624.1%+307.1% +255.2%
10 years, per year +39.2%+15.1% +13.5%

Risk

MeasureENPHFSLRSPY
Volatility, 1Y 80.2%54.2% 12.7%
Downside volatility, 1Y 71.9%56.3% 12.7%
Beta vs S&P 500, 1Y 2.611.83 1.00
Return / volatility, 1Y -0.14-0.46 1.03
Max drawdown, 5Y -92.2%-60.0% -25.4%
From 52-week high -56.3%-46.0% -2.5%
52-week high $72.33$318.25 $779.14
52-week low $26.12$171.25 $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.

MultipleENPHFSLR
P/E now vs peer median 31.1xmedian 24.1x 10.6xmedian 24.1x
P/S now vs peer median 3.1xmedian 2.2x 3.4xmedian 2.2x
EV/EBITDA now vs peer median 19.6xmedian 17.4x 7.0xmedian 17.4x
P/FCF now vs peer median 27.4xmedian 27.4x 12.3xmedian 27.4x
P/B now vs peer median 3.5xmedian 1.8x 1.8xmedian 1.8x
PEG now vs peer median -0.84median 0.76 0.09median 0.76

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 monthsENPHFSLR
Revenue $1.33B $5.38B
Gross profit $623.68M $2.37B
Operating income $110.47M $1.81B
Net income $134.02M $1.75B
Free cash flow $152.63M $1.50B
R&D $184.01M $269.73M
EPS (diluted) $0.99 $16.21
Cash & equivalents $529.34M $1.69B
Total debt $572.84M $37.64M
Shares (diluted) 135.12M 107.73M
Enterprise value -$856.03M $9.02B

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
MetricENPHFSLR
P/E 31.1x 10.6x
P/FCF 27.4x 12.3x
P/Operating cash flow 20.4x 8.6x
P/S 3.1x 3.4x
P/B 3.5x 1.8x
P/Tangible book 3.6x 1.8x
EV/EBITDA 19.6x 7.0x
EV/EBIT 34.5x 9.3x
EV/Revenue 2.9x 3.1x
EV/FCF 25.0x 11.2x
EV/Operating cash flow 18.6x 7.8x
PEG (3Y EPS CAGR) -0.84 0.09

Growth

14 metrics
MetricENPHFSLR
Revenue growth (1Y) -10.4% 23.8%
Revenue CAGR (3Y) -22.0% 21.6%
Gross profit growth (1Y) -12.8% 27.5%
Gross profit CAGR (3Y) -20.2% 67.5%
Operating income growth (1Y) -36.3% 32.9%
Operating income CAGR (3Y) -44.0% 192.6%
Net income growth (1Y) -23.3% 38.9%
Net income CAGR (3Y) -38.4% 123.5%
EPS growth (1Y) -23.2% 38.6%
EPS CAGR (3Y) -36.9% 123.2%
Operating cash flow growth (1Y) -50.4% 621.3%
Operating cash flow CAGR (3Y) -40.2% 39.2%
Free cash flow growth (1Y) -59.1% 259.1%
Free cash flow CAGR (3Y) -43.9% 70.7%

Profitability

14 metrics
MetricENPHFSLR
Gross margin 46.9% 44.0%
EBITDA margin 14.7% 44.4%
Operating margin 8.3% 33.6%
Pretax margin 12.3% 33.9%
Net margin 10.1% 32.5%
FCF margin 11.5% 27.9%
Operating cash flow margin 15.4% 40.1%
Return on equity 11.7% 17.3%
Return on assets 4.7% 13.1%
Return on invested capital 5.3% 16.8%
Return on capital employed 4.9% 16.1%
Asset turnover 0.5x 0.4x
Cash conversion (OCF / net income) 1.5x 1.2x
Stock comp / revenue 14.8% 0.4%

Financial Health

11 metrics
MetricENPHFSLR
Debt / assets 19.6% 0.3%
Debt / equity 0.5x 0.0x
Net debt / EBITDA -1.9x -0.7x
Debt / FCF 3.8x 0.0x
Liabilities / assets 59.5% 22.9%
Equity / assets 40.5% 77.1%
Interest coverage 42.2x 46.9x
Current ratio 3.5x 2.5x
Quick ratio 2.2x 1.7x
Cash ratio 1.7x 0.8x
Altman Z-score 2.51 5.54

Shareholder Returns

7 metrics
MetricENPHFSLR
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.

ConsensusENPHFSLR
Forward P/E 16.3xFY2026 9.3xFY2026
EPS, next fiscal year $1.94FY2026 $18.47FY2026
EPS growth, next FY -34.5%FY2026 +30.0%FY2026
EPS growth, the year after +3.6% +21.3%
Revenue, next fiscal year $1.15BFY2026 $5.35BFY2026
Revenue growth, next FY -21.8%FY2026 +2.5%FY2026
Revenue growth, the year after -2.6% +16.3%

Institutional Ownership

13F filings, quarter ended Jun 30, 2026
HoldersENPHFSLR
Held by institutions 93.7% 93.1%
Institutions holding 534 1,010
Change in shares held, QoQ -1.0% +5.9%
Institutions buying 275 497
Institutions selling 188 356
Buyers to sellers 1.46 1.40

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.

ENPHFSLR
ENPH 1.00 0.48
FSLR 0.48 1.00

Add a Peer

Largest companies in the same industry

Related Comparisons

Frequently Asked Questions

Which is bigger, ENPH and FSLR?

First Solar (FSLR) is the largest by market capitalisation: Enphase Energy (ENPH) $4.00B, First Solar (FSLR) $18.07B.

Which stock is cheaper, ENPH and FSLR?

First Solar (FSLR) trades on the lowest price-to-earnings ratio (Enphase Energy (ENPH) 29.9x, First Solar (FSLR) 10.3x). On next year's consensus earnings, First Solar (FSLR) is cheapest (Enphase Energy (ENPH) 16.3x, First Solar (FSLR) 9.3x). A lower multiple can reflect slower expected growth, so read it next to the growth figures.

Which company is growing faster?

First Solar (FSLR) grew revenue fastest over the trailing twelve months: Enphase Energy (ENPH) -10.4%, First Solar (FSLR) +23.8%.

Which company is more profitable?

First Solar (FSLR) has the highest net margin (Enphase Energy (ENPH) 10.1%, First Solar (FSLR) 32.5%). On return on invested capital, First Solar (FSLR) leads (Enphase Energy (ENPH) 5.3%, First Solar (FSLR) 16.8%).

Which stock has performed better?

Over the past year Enphase Energy (ENPH) returned the most: Enphase Energy (ENPH) -11.3%, First Solar (FSLR) -24.9%. Over five years, First Solar (FSLR) compounded fastest (Enphase Energy (ENPH) -29.1%/yr, First Solar (FSLR) +10.1%/yr). Returns are price only, before dividends.

Which stock is riskier?

By one-year price volatility, First Solar (FSLR) has been the steadiest (Enphase Energy (ENPH) 80.2%, First Solar (FSLR) 54.2%). Volatility measures how widely the price swings, not the risk of the business.

Do ENPH and FSLR move together?

Their daily returns over the past year have a correlation of 0.48, a moderate positive relationship. Holding both diversifies more than two closely linked stocks would.

Which is the better stock, ENPH and FSLR?

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 9. 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.