Sunrun Inc
NASDAQ: RUN · TECHNOLOGY · SOLAR
Updated 2026-04-29
Sunrun Inc (RUN) Stock Valuation Analysis
Fair value estimate, historical valuation range, and quality signals for RUN.
Valued
Valuation reasonably reflects current fundamentals. Limited margin of safety at these levels.
RUN historical valuation range
Where current P/E sits in RUN's own 5Y range.
RUN intrinsic value (DCF)
DCF-based fair value estimate vs current market price.
Intrinsic value calculated using discounted cash flow (DCF) model based on projected free cash flows, discount rate, and terminal growth assumptions. A positive margin of safety indicates the current price is below estimated fair value, providing a cushion against estimation error.
RUN valuation signals
Quick-read green flags, caution flags, and risks based on current metrics.
P/E Ratio — History
Current: 6.98x
P/S Ratio — History
Current: 0.95x
Is RUN overvalued in 2026?
Sunrun Inc (RUN) currently trades at $11.93 per share with a market capitalization of $2,809,654,000.00. Based on our multi-factor framework, the stock trades at a fair valuation with a Smart Value Score of 72/100. This score blends growth quality, financial health, and price attractiveness into a single institutional-grade read.
The stock trades at a P/E ratio of 7.0x, below its 5-year median of 7.6x. The PEG ratio of 2.53 indicates the price has run ahead of the underlying growth rate.
Looking at its own history, RUN is currently trading cheaper than 80% of the last 5Y on P/E. This places it in the 20th percentile of its historical range, a level that has historically coincided with attractive entry points.
Our discounted cash flow model estimates RUN's intrinsic value at $55.76 per share, against the current market price of $11.93. This implies a margin of safety of +65.64%. A meaningful cushion exists against model error, making this a reasonable risk-adjusted entry.
The Piotroski F-Score of 5/9 puts financial quality in a middling range, neither a standout strength nor an obvious red flag.
Bottom line: RUN trades at a fair valuation on our framework, with a Smart Value Score of 72/100. The valuation is defensible but offers no obvious bargain. Patience or a better entry price may reward disciplined buyers.
Frequently asked questions
Is RUN overvalued in 2026?
Based on a Smart Value Score of 72/100, RUN is fairly valued. Price reasonably reflects current fundamentals with limited cushion in either direction.
What is RUN's fair value?
Our DCF model estimates RUN's intrinsic value at $55.76 per share, versus the current price of $11.93. This produces a margin of safety of +65.64%.
What P/E ratio does RUN trade at?
RUN trades at a P/E of 7.0x on trailing twelve-month earnings, compared to its 5-year median of 7.6x.
Is RUN a buy based on valuation?
WallStSmart does not issue buy or sell recommendations. Our Smart Value Score of 72/100 reflects the combined read on growth, quality, and price. The profile is balanced. Best suited for investors with an existing thesis.
How does RUN's valuation compare to its history?
On P/E, RUN currently sits in the 20th percentile of its own 5Y range. That is historically cheap relative to where it has traded over the period.
What is RUN's Smart Value Score?
RUN's Smart Value Score is 72/100. The Smart Value Score is a proprietary WallStSmart metric blending growth quality, financial health, and valuation attractiveness into a single 0-100 read. Scores above 75 are rare and indicate strong multi-factor alignment.