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Sunrun Inc (RUN) Fair Value & Analysis

Technology · US · Market cap $3.0B

SI Sunrun Inc logo Sunrun Inc RUN · US
Price$10.20
Fair Value$27.26
Upside+167.3%
Quality33/100
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Expensive Growth
Solidly profitable · 17.9% net margin
High debt · negative free cash flow
Trails peers (5/13)
Narrow moat 27/100
Evidence: Medium Range $20.44 – $34.07 Share as image

Fair value as of: Jul 12, 2026

From 12 valuation models · updated 29 days ago

Share price −15.1% over the past month.

Below-average quality, screening 167% undervalued on our models.

What matters now

  • The large discount to fair value meets weak quality (33/100). That raises the risk this is a value trap rather than a bargain.
  • The price is below even our cautious bear case ($20.44). The market is more pessimistic than our downside scenario.
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Price vs Fair Value (5 years)

$58.66 $5.67 Fair Value $27.26 May 2021 Aug 2026

White line = price, green steps = our fair value per fiscal year, dashed = 300-day average. As of Jul 12, 2026.

How to read this chart

60‑month range $5.67 – $58.66 · fair‑value band $20.44 – $34.07 · the $10.20 price screens below the $27.26 fair value. Green steps = our fair value per fiscal year (point-in-time, no hindsight). Dashed = 300-day average. As of Jul 12, 2026.

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Analysis

Sunrun Inc (RUN) currently trades at $10.20, while our model-based Fair Value estimate is $27.26, implying the stock looks roughly 167.3% undervalued today. The Quality Score stands at 33/100 (below-average quality), in the Technology sector. Bull case: trading below our estimate, it may offer upside if the fundamentals hold. Bear case: a low price can be a value trap when quality is weak or the data is thin (evidence: medium), always confirm before acting.

Over the trailing twelve months, Sunrun Inc generated revenue of $3.2B at a net margin of 17.9%. Revenue grew 43.2% year over year. It earns a return on equity of -22.7%. Net debt stands at $13.6B. Fundamentals as of Jul 12, 2026

Our scenario range runs from $20.44 (bear case) to $34.07 (bull case); at $10.20, the current price sits below that range. Bear and bull are the same models run on conservative and optimistic assumptions (margins, growth, valuation multiples), so a plausible valuation range, not a price target. Analysts expect earnings well below the last reported figure (earnings in transition, for example expiring patents or contracts); a fair value that looks fair on trailing earnings may then be too optimistic. The share trades about 55% below its 52-week high and 90% above its 52-week low, currently below its 200-day average. For context, the median of 10 Technology peers we cover trades at -7% fair-value upside, at 167%, RUN screens cheaper than that median.

Fair Value models

Each model estimates fair value its own way; the Fair Value above is the evidence-weighted blend. Evidence (0–100) measures how completely this model’s inputs are available: well-fed models carry more weight in the blend. The spread across models is intentional, each one stresses a different value driver; dividend models, for instance, come out structurally low when payout is small.

Model BearBaseBull Evidence
Highest evidence
Residual Income $12.70 $16.79 $52.93 76
Gordon GGM $0.6000 $1.19 $1.80 70
Growth-Adj P/E $57.62 $82.32 $107.02 68
All 12 models by family
DCF Models
Owner Earnings $17.79 $106.65 $286.33 31
Earnings-Based
Graham-Dodd $12.83 $89.45 $125.53 54
Lynch FV $43.57 $62.24 $80.92 50
PEG = 1.0 $43.57 $62.24 $80.92 46
Dividend Discount
Gordon GGM $0.6000 $1.19 $1.80 70
DDM Multi-Stage $0.6000 $1.03 $1.25 61
Multiples
P/E Multiple $29.71 $39.61 $49.51 63
P/S Multiple $18.59 $24.79 $30.99 58
P/B Multiple $24.05 $32.07 $40.08 55
Asset-Based
NCAV (Graham) $6.57 $8.80 $13.13 50
Economic Profit
Residual Income $12.70 $16.79 $52.93 76
Growth Earnings
Growth-Adj P/E $57.62 $82.32 $107.02 68

Widest divergence: DCF Models ($106.65) versus Dividend Discount ($1.03). Highest evidence: Residual Income (76).

Key figures & financial health

Revenue (TTM) $3.2B
Revenue growth (YoY) +43.2%
Net margin 17.9%
Return on equity -22.7%
Free cash flow −$423M FY2025
P/E ratio 5.9
More key figures
Operating margin -6.0%
EPS (TTM) $2.13
EPS growth (YoY) +214%
Net debt $13.6B FY2025

Figures from reported company fundamentals · as of Jul 12, 2026. TTM = trailing twelve months.

Quality Score breakdown

Overall quality 33/100

Of which business quality 30 · Market factors (momentum, volatility) 18

Profitability 31
Margins and returns on capital today
Quality Growth 92
Are margins and returns improving?
Cashflow 0
Earnings quality: real cash, not paper profit
Fin. Strength 6
Balance sheet, leverage, solvency risk
Investment 87
Disciplined investing over empire-building
Low Volatility 0
Calm price path (market factor)
Momentum 26
Price trend over the last 3–12 months (market factor)
52W Momentum 24
Distance to the 52-week high (market factor)
Net Issuance 2
Buybacks instead of dilution

Non-valuation factor families (profitability, growth, cashflow, financial strength, momentum …), each academically grounded. Valuation itself sits in the Fair Value and is deliberately excluded here to avoid double-counting.

About the company

Sunrun Inc. designs, develops, installs, sells, owns, and maintains residential solar energy systems in the United States. The company sells solar energy systems and products, such as panels and racking; and solar leads generated to customers.

Full company description

Sunrun Inc. designs, develops, installs, sells, owns, and maintains residential solar energy systems in the United States. The company sells solar energy systems and products, such as panels and racking; and solar leads generated to customers. It offers battery storage along with solar energy systems; and sells services to commercial developers through multi-family and new homes. Its primary customers are residential homeowners. The company markets and sells its products through direct-to-consumer approach across online, retail, mass media, digital media, canvassing, field marketing, and referral channels, as well as its partner network. It also operates distributed electricity power plants. Sunrun Inc. was founded in 2007 and is headquartered in San Francisco, California.

Company description, as reported by the company or data provider.

Revenue & earnings trend

FY2021 – FY2025 · reported fiscal years

Sunrun Inc reported revenue of $3.0B in FY2025 versus $1.6B in FY2021, a compound +16.4%/yr. Reported net income was $450M in FY2025.

Growth Quality 62/100
The company is growing, but growth may require heavy reinvestment or weak cash conversion.
Latest Revenue (FY 2025)
$3.0B
Latest YoY
+45.1%
Avg. growth/yr (3Y)
+8.4%
Avg. growth/yr (5Y)
+26.2%
Avg. growth/yr (12Y)
+39.4%
Revenue +16.4%/yr
FY21 $1.6B
FY22 $2.3B
FY23 $2.3B
FY24 $2.0B
FY25 $3.0B
Net income
FY21 −$79.4M
FY22 $173M
FY23 −$1.6B
FY24 −$2.8B
FY25 $450M

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Cite: Fair Value Calculator (2026). "Sunrun Inc Fair Value". https://www.fairvalue-calculator.com/stock/RUN

Recent news

External third-party headlines (Yahoo Finance, Reuters and others), not an editorial selection.

Peer Group

Solar · 119 stocks

How this stock ranks against its industry: the green marker is this stock, the band is the typical 25–75% peer range, and the tick is the median.

Quality Score 33 · Below median
Fair Value upside +167% · Top 25%
Return on assets -0% · Above median
Net margin (TTM) 18% · Top 25%
Operating margin (TTM) -6% · Below median
Revenue growth 43% · Top 25%
Debt / equity 4.60× · Higher than 75% of peers

Valuation Multiples vs Solar median · lower = cheaper

P/E (TTM) 5.9× · Cheaper than 75% of peers
P/B 0.95× · Pricier than median
P/S (TTM) 0.94× · Pricier than median
EV/EBITDA 23.4× · Pricier than 75% of peers
PEG 3.07× · Pricier than 75% of peers

Snowflake

Five quick dimensions, each 0 to 100: VALUE (fair-value potential), FUTURE (revenue growth), PAST (return on equity), HEALTH (low debt), DIVIDEND (yield). Green = this stock, grey = typical sector peer.

VALUE 100 · sector 22
FUTURE 100 · sector 0
PAST 0 · sector 0
HEALTH 0 · sector 85
DIVIDEND 0 · sector 14

Insider activity: 40/100

Values & ESG

Does this company touch areas you may want to avoid? The classification is inferred from sector and industry.

None of the checked exposures detected

ESG scores are not available for this stock yet. Values and ESG data are contextual and can differ between providers.

Similar stocks

10 more Solar stocks, each showing price versus our Fair Value estimate (as of Jul 12, 2026).

Stock Price Fair Value vs Fair Value
First Solar, Inc FSLR $221.03 $284.45 +29%
Nextpower Inc NXT $111.50 $69.61 -38%
Waaree Energies Limited WAAREEENER ₹2,923 ₹3,613 +24%
Tongwei Co 600438 ¥13.08 ¥12.13 -7%
Jinko Solar Co 688223 ¥4.39 ¥4.75 +8%
Hengdian Group 002056 ¥21.64 ¥22.76 +5%
CSI Solar Co 688472 ¥10.11 ¥7.01 -31%
Enphase Energy, Inc ENPH $44.83 $22.20 -50%
Premier Energies Limited PREMIERENE ₹1,086 ₹912.32 -16%
Trina Solar Co 688599 ¥12.98 ¥7.97 -39%

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Frequently asked questions

Is Sunrun Inc (RUN) overvalued or undervalued?
As of Jul 12, 2026, our model estimates a fair value of $27.26 versus a price of $10.20, about +167% (undervalued).
What is the fair value of RUN?
Our model-based fair value for Sunrun Inc is $27.26 (as of Jul 12, 2026), built from audited fundamentals. The current price is $10.20.
What is the quality score of RUN?
Sunrun Inc has a Quality Score of 33/100. It measures business quality (profitability, growth, cash flow, balance-sheet strength, investment discipline, share issuance). Market factors such as price momentum and volatility do not enter the number; they are shown separately in the detail view.
What is the revenue of Sunrun Inc (RUN)?
Sunrun Inc reported trailing-twelve-month revenue of about $3.2B (latest available figure, as of Jul 12, 2026).
What is the net profit margin of RUN?
The net profit margin of Sunrun Inc is about 17.9%, meaning it keeps roughly 17.9% of revenue as net income. Based on the latest reported figures.

How we calculate Fair Value

Each company is valued through a stack of independent intrinsic-value models (DCF variants, residual-income, multiples and more), blended into one family-balanced consensus and weighted by how much trustworthy data backs it. A separate quality layer scores the fundamentals. Every input is real reported data, nothing guessed.

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