WallStSmart

Ribbon Communications Inc (RBBN)vsTaiwan Semiconductor Manufacturing (TSM)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Taiwan Semiconductor Manufacturing generates 485824% more annual revenue ($4.10T vs $844.56M). TSM leads profitability with a 46.5% profit margin vs 4.7%. RBBN appears more attractively valued with a PEG of 0.57. TSM earns a higher WallStSmart Score of 84/100 (A-).

RBBN

Buy

61

out of 100

Grade: C+

Growth: 5.3Profit: 5.0Value: 7.7Quality: 5.0

TSM

Exceptional Buy

84

out of 100

Grade: A-

Growth: 9.3Profit: 10.0Value: 6.7Quality: 9.0
Piotroski: 6/9Altman Z: 3.86
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

Intrinsic value data unavailable for RBBN.

TSMUndervalued (+72.4%)

Margin of Safety

+72.4%

Fair Value

$1399.41

Current Price

$396.06

$1003.35 discount

UndervaluedFair: $1399.41Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

RBBN4 strengths · Avg: 9.5/10
P/E RatioValuation
11.8x10/10

Attractively priced relative to earnings

Price/BookValuation
1.0x10/10

Reasonable price relative to book value

EPS GrowthGrowth
1271.0%10/10

Earnings expanding 1271.0% YoY

PEG RatioValuation
0.578/10

Growing faster than its price suggests

TSM6 strengths · Avg: 10.0/10
Market CapQuality
$2.04T10/10

Mega-cap, among the largest globally

Return on EquityProfitability
36.2%10/10

Every $100 of equity generates 36 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

RBBN4 concerns · Avg: 2.5/10
Market CapQuality
$456.57M3/10

Smaller company, higher risk/reward

Profit MarginProfitability
4.7%3/10

4.7% margin — thin

Revenue GrowthGrowth
-9.6%2/10

Revenue declined 9.6%

Free Cash FlowQuality
$-25.07M2/10

Negative free cash flow — burning cash

TSM2 concerns · Avg: 3.0/10
P/E RatioValuation
33.7x4/10

Premium valuation, high expectations priced in

Price/BookValuation
60.6x2/10

Trading at 60.6x book value

Comparative Analysis Report

WallStSmart Research

Bull Case : RBBN

The strongest argument for RBBN centers on P/E Ratio, Price/Book, EPS Growth. PEG of 0.57 suggests the stock is reasonably priced for its growth.

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 : RBBN

The primary concerns for RBBN are Market Cap, Profit Margin, Revenue Growth. Thin 4.7% margins leave little buffer for downturns.

Bear Case : TSM

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

Key Dynamics to Monitor

RBBN profiles as a value stock while TSM is a growth play — different risk/reward profiles.

TSM carries more volatility with a beta of 1.25 — expect wider price swings.

TSM is growing revenue faster at 35.1% — sustainability is the question.

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

Bottom Line

TSM scores higher overall (84/100 vs 61/100), backed by strong 46.5% margins and 35.1% revenue growth. Both earn "Exceptional Buy" and "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.

Ribbon Communications Inc

TECHNOLOGY · SOFTWARE - APPLICATION · USA

Ribbon Communications Inc. provides communications technology in the United States, Europe, the Middle East, Africa, Japan, Asia Pacific, and internationally. The company is headquartered in Plano, Texas.

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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