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what it is
Sunrun puts solar panels and batteries on homes, then makes money from installs, subscriptions, financing, and related hardware.
how it gets paid
Last year Sunrun made $3.0B in revenue.
why it's growing
Revenue grew 45.1% last year. The quarter looked strong on the surface, but management is steering harder toward cash flow and away from raw volume.
what just happened
Revenue hit $1.8B, up 148% vs. prior year, while EPS came in at $1.33.
At a glance
C+ balance sheet — struggling to keep the lights on
20/100 earnings predictability — expect surprises
7.3x trailing p/e — the market's not buying it — or you found a deal
2.0% return on capital — nothing to write home about
xvary composite: 18/100 — weak
What they do
Sunrun puts solar panels and batteries on homes, then makes money from installs, subscriptions, financing, and related hardware.
Sunrun says it is America’s largest home battery storage, solar, and home-to-grid provider. Scale matters when 71% of new customers now add storage, because the same roof starts buying more stuff. Once your panels, battery, and monitoring app are tied together, switching becomes your weekend project.
How they make money
$3.0B
annual revenue · their business grew +45.1% last year
total revenue
$3.0B
+45.1%
The products that matter
installs and finances home solar
Residential Solar Systems
$3.0B revenue
it's the core business and the whole reported revenue base, growing 45.1% last year while the company tried to balance volume, financing, and cash generation.
core
battery attachment and grid-services option
Storage Attach
71% attachment rate
71% of new customers took storage in 2025. that's the long-term platform argument: more batteries can mean more grid-services value, even if the near-term effect is higher per-customer cost.
strategic bet
recurring customer asset monetization
Originated Customer Assets
$1.16B q4 revenue
fourth-quarter revenue reached about $1.16B partly because Sunrun sold newly originated customer assets. that helps cash now, but it can pull future value into the present and make the underlying trend harder to read.
timing matters
Key numbers
$14.4B
long-term debt
That is the number running the show. Your equity is worth about $3B, so debt is roughly 4.8 times larger than the market value of the stock.
83%
debt to capital
Jargon → debt to capital → how much of the company is funded by borrowing → so what: creditors sit very close to the steering wheel.
4.3%
operating margin
Jargon → operating margin → profit from the core business → so what: the core business is still running backward.
$4-$19
18-month range
That range is a reminder that this is not a calm compounder. It is a stock with a 120% spread between bad and good outcomes.
Financial health
C+
strength
- balance sheet grade C+ — weak — may struggle to fund operations
- risk rank 5 — safer than 5% of stocks
- price stability 5 / 100
- long-term debt $14.4B (83% of capital)
- net profit margin 10.7% — keeps 11 cents of every dollar in revenue
- return on equity 8% — $0.08 profit for every $1 investors have put in
C+ — balance sheet grade and long-term debt are flagged. this stock carries more risk than average.
Total return vs. market
You invested $10,000 in RUN 3 years ago → it's now worth $5,290.
The index would have given you $14,540.
source: institutional data · total return
What just happened
beat estimates
Revenue hit $1.8B, up 148% vs. prior year, while EPS came in at $1.33.
The quarter looked strong on the surface, but management is steering harder toward cash flow and away from raw volume. Subscriber additions were flat at 108,000 in 2025 even as storage attachment climbed to 71%.
$1.8B
revenue
$1.33
eps
4.3%
operating margin
the number that mattered
The 71% storage attachment rate mattered most because it shows Sunrun is squeezing more dollars from each customer even as subscriber growth flattens.
-
sunrun showed improved results in the fourth quarter, but investors saw through it.despite revenue rising to about $1.16 billion, much of the increase came from selling newly originated customer assets, which pulled future value into the present and masked softer underlying demand.
-
subscriber additions were flat in 2025 at 108,000, while storage attachment climbed to 71%, as sunrun pushed deeper into batteries.that shift supports its grid-services strategy but also increased per-customer costs and pressured value-creation metrics. meanwhile the broader residential solar market remains weak, with higher financing costs and tougher customer economics. ultimately, when the company reported fourth-quarter results, investors sold off sunrun’s shares from over $20 to less than $13 in just one trading day.
-
the company will likely focus on cash flow rather than top-line growth.management guided cash generation to $250 million to $450 million (midpoint below 2025’s $377 million), and expects the first quarter to be the low point before improving throughout the year.
-
a key planned change is intentionally shrinking affiliatechannel volume (projected down 40%), even if that means slightly lower overall volumes, because direct sales offer more control and typically have higher margins.investors should also watch how much of originations are sold or put in joint ventures, as these structures can boost near-term cash, but also reduce reported subscriber-value metrics and make comparisons difficult quarter to quarter.
-
optimistic investors are banking on sunrun becoming a grid-services platform over the long term.the company is trying to shift the narrative from solar installation to distributed power plant operations, using a large base of batteries. the opportunity is supported by rising electric system strain tied to data centers and electrification.
source: company earnings report, 2026
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What could go wrong
the top risk is telemarketing litigation tied to slovin v. sunrun, but the broader issue is that Sunrun has to defend margins, funding, and demand at the same time.
med
slovin v. sunrun
The case alleges telemarketing calls made by or on behalf of Sunrun violated regulations. Legal risk is obvious. The quieter risk is distraction and tighter customer-acquisition rules in a business already reworking its sales channels.
We are not sizing a dollar impact here because the page does not provide a verified damages figure. That's thinner than ideal, but cleaner than pretending precision.
med
cash generation slipping below guidance
Management guided $250M–$450M of cash generation for 2026 after producing $377M in 2025. If results land near or below the low end, the balance-sheet debate gets louder fast.
With $14.4B of long-term debt and a C+ balance sheet grade, cash misses matter more here than they would at a cleaner company.
med
channel reset backfiring
Sunrun plans to cut affiliate-channel volume by 40% to favor direct sales. If direct economics improve but installations stall, revenue growth can cool before margin gains show up.
Flat subscriber additions at 108,000 in 2025 leave limited evidence that demand can absorb a sales-channel reset smoothly.
The combined risk picture is simple: a leveraged company with $14.4B of debt is now depending on $250M–$450M of 2026 cash generation while also changing how it sells and defending itself in court.
source: institutional data · regulatory filings · risk analysis
Pay attention to
earnings
first quarter as the low point
Management says the first quarter should be the weakest point of 2026. If that is wrong, the rest of the year gets harder to underwrite.
risk
telemarketing litigation
Any update on slovin v. sunrun matters because it sits on top of an already delicate customer-acquisition model.
metric
cash generation versus $250M–$450M guide
This is the scorecard now. Above $377M again would calm people down. A miss toward the low end would do the opposite.
trend
whether 71% storage attach becomes real profit
The battery story sounds good. What matters next is whether higher attachment lifts lifetime economics faster than it raises near-term cost.
Analyst rankings
short-term outlook
bottom 5%
Momentum score 5 is the lowest rating. In human-speak, analysts expect this to lag most stocks near term.
risk profile
high risk
Stability score 5 means large drawdowns are part of the package, not an accident.
chart momentum
top 20%
Technical score 2 says the chart has improved. That is a trading signal, not proof the balance-sheet problem went away.
earnings predictability
20 / 100
Low predictability means quarterly results can look better or worse than the underlying business trend.
source: institutional data
Institutional activity
institutions have been net buying for 2 consecutive quarters — 164 buyers vs. 101 sellers in 4q2025. total institutional holdings: 0.3B shares. net buying for 2 quarters.
source: institutional data
Price targets
3-5 year target range
$4
$19
$13
current price
$12
target midpoint · 4% from current · 3-5yr high: $35 (+180% · 28% ann'l return)
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