WallStSmart

Sunrun Inc (RUN)vsTaiwan Semiconductor Manufacturing (TSM)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Taiwan Semiconductor Manufacturing generates 129159% more annual revenue ($4.10T vs $3.17B). TSM leads profitability with a 46.5% profit margin vs 17.9%. TSM appears more attractively valued with a PEG of 1.31. TSM earns a higher WallStSmart Score of 84/100 (A-).

RUN

Strong Buy

68

out of 100

Grade: B-

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

TSM

Exceptional Buy

84

out of 100

Grade: A-

Growth: 9.3Profit: 10.0Value: 6.7Quality: 9.0
Piotroski: 6/9Altman Z: 3.85
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
TSMUndervalued (+49.5%)

Margin of Safety

+49.5%

Fair Value

$839.44

Current Price

$415.17

$424.27 discount

UndervaluedFair: $839.44Overvalued

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

TSM6 strengths · Avg: 10.0/10
Market CapQuality
$2.18T10/10

Mega-cap, among the largest globally

Return on EquityProfitability
32.8%10/10

Every $100 of equity generates 33 in profit

Profit MarginProfitability
46.5%10/10

Keeps 47 of every $100 in revenue as profit

Operating MarginProfitability
58.1%10/10

Strong operational efficiency at 58.1%

Revenue GrowthGrowth
35.1%10/10

Revenue surging 35.1% year-over-year

EPS GrowthGrowth
58.4%10/10

Earnings expanding 58.4% YoY

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%

TSM2 concerns · Avg: 3.0/10
P/E RatioValuation
36.2x4/10

Premium valuation, high expectations priced in

Price/BookValuation
63.5x2/10

Trading at 63.5x book value

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 : TSM

The strongest argument for TSM centers on Market Cap, Return on Equity, Profit Margin. Profitability is solid with margins at 46.5% and operating margin at 58.1%. Revenue growth of 35.1% 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 : TSM

The primary concerns for TSM are P/E Ratio, Price/Book.

Key Dynamics to Monitor

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.

TSM generates stronger free cash flow (377.1B), providing more financial flexibility.

Monitor SOLAR industry trends, competitive dynamics, and regulatory changes.

Bottom Line

TSM scores higher overall (84/100 vs 68/100), backed by strong 46.5% margins and 35.1% revenue growth. RUN offers better value entry with a 51.7% margin of safety. Both earn "Exceptional Buy" and "Strong Buy" 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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Taiwan Semiconductor Manufacturing

TECHNOLOGY · SEMICONDUCTORS · USA

Taiwan Semiconductor Manufacturing Company, Limited is a Taiwanese multinational semiconductor contract manufacturing and design company. It is one of Taiwan's largest companies, the world's most valuable semiconductor company, and the world's largest dedicated independent (pure-play) semiconductor foundry, with its headquarters and main operations located in the Hsinchu Science Park in Hsinchu, Taiwan. It is majority owned by foreign investors.

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