Protagonist Therapeutics Inc (PTGX)vsVertex Pharmaceuticals Inc (VRTX)
PTGX
Protagonist Therapeutics Inc
$104.31
+3.90%
HEALTHCARE · Cap: $6.66B
VRTX
Vertex Pharmaceuticals Inc
$454.97
+1.42%
HEALTHCARE · Cap: $113.95B
Smart Verdict
WallStSmart Research — data-driven comparison
Vertex Pharmaceuticals Inc generates 25981% more annual revenue ($12.00B vs $46.02M). VRTX leads profitability with a 32.9% profit margin vs -282.8%. VRTX earns a higher WallStSmart Score of 66/100 (B-).
PTGX
Avoid28
out of 100
Grade: F
VRTX
Strong Buy66
out of 100
Grade: B-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Intrinsic value data unavailable for PTGX.
Margin of Safety
+36.5%
Fair Value
$716.04
Current Price
$454.97
$261.07 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Earnings expanding 351.3% YoY
Keeps 33 of every $100 in revenue as profit
Strong operational efficiency at 39.6%
Safe zone — low bankruptcy risk
Large-cap with strong market position
Every $100 of equity generates 23 in profit
Conservative balance sheet, low leverage
Areas to Watch
Trading at 10.6x book value
ROE of -20.2% — below average capital efficiency
Revenue declined 95.6%
Negative free cash flow — burning cash
Expensive relative to growth rate
Moderate valuation
Weak financial health signals
Comparative Analysis Report
WallStSmart ResearchBull Case : PTGX
The strongest argument for PTGX centers on EPS Growth.
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%.
Bear Case : PTGX
The primary concerns for PTGX are Price/Book, Return on Equity, Revenue Growth.
Bear Case : VRTX
The primary concerns for VRTX are PEG Ratio, P/E Ratio, Piotroski F-Score.
Key Dynamics to Monitor
PTGX profiles as a turnaround stock while VRTX is a mature play — different risk/reward profiles.
PTGX carries more volatility with a beta of 2.24 — expect wider price swings.
VRTX is growing revenue faster at 9.5% — sustainability is the question.
VRTX generates stronger free cash flow (349M), providing more financial flexibility.
Bottom Line
VRTX scores higher overall (66/100 vs 28/100), 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.
Protagonist Therapeutics Inc
HEALTHCARE · BIOTECHNOLOGY · USA
Protagonist Therapeutics, Inc., a clinical-stage biopharmaceutical company, discovers and develops peptide-based therapeutic drugs to address unmet medical needs. The company is headquartered in Newark, California.
Vertex Pharmaceuticals Inc
HEALTHCARE · BIOTECHNOLOGY · USA
Vertex Pharmaceuticals, Inc. is an American biopharmaceutical company based in Boston, Massachusetts.
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