WallStSmart

Sunrun Inc (RUN)vsTigo Energy Inc. (TYGO)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Sunrun Inc generates 2789% more annual revenue ($3.17B vs $109.89M). RUN leads profitability with a 17.9% profit margin vs 3.1%. RUN trades at a lower P/E of 6.0x. RUN earns a higher WallStSmart Score of 68/100 (B-).

RUN

Strong Buy

68

out of 100

Grade: B-

Growth: 8.7Profit: 5.0Value: 7.3Quality: 3.5
Piotroski: 5/9Altman Z: 0.27

TYGO

Hold

36

out of 100

Grade: F

Growth: 6.7Profit: 3.5Value: 4.7Quality: 6.5
Piotroski: 4/9Altman Z: -0.16
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

RUNUndervalued (+51.7%)

Margin of Safety

+51.7%

Fair Value

$39.67

Current Price

$13.36

$26.32 discount

UndervaluedFair: $39.67Overvalued

Intrinsic value data unavailable for TYGO.

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

RUN4 strengths · Avg: 10.0/10
P/E RatioValuation
6.0x10/10

Attractively priced relative to earnings

Price/BookValuation
0.9x10/10

Reasonable price relative to book value

Revenue GrowthGrowth
43.2%10/10

Revenue surging 43.2% year-over-year

EPS GrowthGrowth
214.4%10/10

Earnings expanding 214.4% YoY

TYGO2 strengths · Avg: 10.0/10
Revenue GrowthGrowth
33.7%10/10

Revenue surging 33.7% year-over-year

Debt/EquityHealth
0.0610/10

Conservative balance sheet, low leverage

Areas to Watch

RUN4 concerns · Avg: 1.8/10
PEG RatioValuation
3.072/10

Expensive relative to growth rate

Free Cash FlowQuality
$-414.21M2/10

Negative free cash flow — burning cash

Altman Z-ScoreHealth
0.272/10

Distress zone — elevated risk

Operating MarginProfitability
-6.0%1/10

Operating margin of -6.0%

TYGO4 concerns · Avg: 3.5/10
Price/BookValuation
9.2x4/10

Trading at 9.2x book value

EPS GrowthGrowth
0.0%4/10

0.0% earnings growth

Market CapQuality
$222.42M3/10

Smaller company, higher risk/reward

Profit MarginProfitability
3.1%3/10

3.1% margin — thin

Comparative Analysis Report

WallStSmart Research

Bull Case : RUN

The strongest argument for RUN centers on P/E Ratio, Price/Book, Revenue Growth. Profitability is solid with margins at 17.9% and operating margin at -6.0%. Revenue growth of 43.2% demonstrates continued momentum.

Bull Case : TYGO

The strongest argument for TYGO centers on Revenue Growth, Debt/Equity. Revenue growth of 33.7% demonstrates continued momentum.

Bear Case : RUN

The primary concerns for RUN are PEG Ratio, Free Cash Flow, Altman Z-Score. Debt-to-equity of 4.45 is elevated, increasing financial risk.

Bear Case : TYGO

The primary concerns for TYGO are Price/Book, EPS Growth, Market Cap. A P/E of 48.8x leaves little room for execution misses. Thin 3.1% margins leave little buffer for downturns.

Key Dynamics to Monitor

RUN profiles as a growth stock while TYGO is a hypergrowth play — different risk/reward profiles.

RUN carries more volatility with a beta of 2.30 — expect wider price swings.

RUN is growing revenue faster at 43.2% — sustainability is the question.

TYGO generates stronger free cash flow (-9M), providing more financial flexibility.

Bottom Line

RUN scores higher overall (68/100 vs 36/100), backed by strong 17.9% margins and 43.2% revenue growth. Both earn "Strong Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.

This analysis is generated from publicly available financial data. Not financial advice.

Sunrun Inc

TECHNOLOGY · SOLAR · USA

Sunrun Inc. is dedicated to the design, development, installation, sale, ownership and maintenance of residential solar energy systems in the United States. The company is headquartered in San Francisco, California.

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Tigo Energy Inc.

TECHNOLOGY · SOLAR · USA

Tigo Energy Inc. (Ticker: TYGO) is a prominent player in the solar energy sector, specializing in advanced photovoltaic system optimization through its proprietary technology. The company’s innovative solutions significantly enhance energy yield, reliability, and monitoring capabilities for both residential and commercial installations, distinguishing it in a rapidly evolving market. With the global shift towards renewable energy accelerating, Tigo Energy is strategically positioned to leverage its cutting-edge offerings to drive sustainable growth and deliver value to shareholders, making it a compelling investment opportunity in the green energy space.

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