WallStSmart

Vertex Pharmaceuticals Inc (VRTX)vsZai Lab Ltd (ZLAB)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Vertex Pharmaceuticals Inc generates 2508% more annual revenue ($12.00B vs $460.16M). VRTX leads profitability with a 32.9% profit margin vs -38.2%. VRTX earns a higher WallStSmart Score of 66/100 (B-).

VRTX

Strong Buy

66

out of 100

Grade: B-

Growth: 8.0Profit: 9.0Value: 10.0Quality: 8.0
Piotroski: 3/9Altman Z: 3.62

ZLAB

Avoid

30

out of 100

Grade: F

Growth: 7.3Profit: 2.0Value: 5.0Quality: 4.8
Piotroski: 3/9Altman Z: -0.77
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

VRTXUndervalued (+36.5%)

Margin of Safety

+36.5%

Fair Value

$716.04

Current Price

$454.97

$261.07 discount

UndervaluedFair: $716.04Overvalued

Intrinsic value data unavailable for ZLAB.

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

VRTX6 strengths · Avg: 9.5/10
Profit MarginProfitability
32.9%10/10

Keeps 33 of every $100 in revenue as profit

Operating MarginProfitability
39.6%10/10

Strong operational efficiency at 39.6%

Altman Z-ScoreHealth
3.6210/10

Safe zone — low bankruptcy risk

Market CapQuality
$113.95B9/10

Large-cap with strong market position

Return on EquityProfitability
22.5%9/10

Every $100 of equity generates 23 in profit

Debt/EquityHealth
0.219/10

Conservative balance sheet, low leverage

ZLAB2 strengths · Avg: 8.0/10
Price/BookValuation
2.8x8/10

Reasonable price relative to book value

Revenue GrowthGrowth
17.0%8/10

17.0% revenue growth

Areas to Watch

VRTX3 concerns · Avg: 3.7/10
PEG RatioValuation
2.194/10

Expensive relative to growth rate

P/E RatioValuation
29.3x4/10

Moderate valuation

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

ZLAB4 concerns · Avg: 2.8/10
EPS GrowthGrowth
0.0%4/10

0.0% earnings growth

Piotroski F-ScoreQuality
3/93/10

Weak financial health signals

Return on EquityProfitability
-22.6%2/10

ROE of -22.6% — below average capital efficiency

Free Cash FlowQuality
$-26.43M2/10

Negative free cash flow — burning cash

Comparative Analysis Report

WallStSmart Research

Bull Case : VRTX

The strongest argument for VRTX centers on Profit Margin, Operating Margin, Altman Z-Score. Profitability is solid with margins at 32.9% and operating margin at 39.6%.

Bull Case : ZLAB

The strongest argument for ZLAB centers on Price/Book, Revenue Growth. Revenue growth of 17.0% demonstrates continued momentum.

Bear Case : VRTX

The primary concerns for VRTX are PEG Ratio, P/E Ratio, Piotroski F-Score.

Bear Case : ZLAB

The primary concerns for ZLAB are EPS Growth, Piotroski F-Score, Return on Equity.

Key Dynamics to Monitor

VRTX profiles as a mature stock while ZLAB is a growth play — different risk/reward profiles.

ZLAB carries more volatility with a beta of 0.88 — expect wider price swings.

ZLAB is growing revenue faster at 17.0% — sustainability is the question.

VRTX generates stronger free cash flow (349M), providing more financial flexibility.

Bottom Line

VRTX scores higher overall (66/100 vs 30/100), backed by strong 32.9% margins. Both earn "Strong Buy" and "Avoid" ratings respectively — the choice depends on your investment horizon and risk tolerance.

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

Vertex Pharmaceuticals Inc

HEALTHCARE · BIOTECHNOLOGY · USA

Vertex Pharmaceuticals, Inc. is an American biopharmaceutical company based in Boston, Massachusetts.

Zai Lab Ltd

HEALTHCARE · BIOTECHNOLOGY · China

Zai Lab Limited, a biopharmaceutical company, discovers, licenses, develops and markets therapies to treat cancer, autoimmune and infectious diseases in China. The company is headquartered in Shanghai, China.

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