Ionis Pharmaceuticals Inc (IONS)vsVertex Pharmaceuticals Inc (VRTX)
IONS
Ionis Pharmaceuticals Inc
$72.70
+4.33%
HEALTHCARE · Cap: $11.51B
VRTX
Vertex Pharmaceuticals Inc
$454.97
+1.42%
HEALTHCARE · Cap: $113.95B
Smart Verdict
WallStSmart Research — data-driven comparison
Vertex Pharmaceuticals Inc generates 1172% more annual revenue ($12.00B vs $943.71M). VRTX leads profitability with a 32.9% profit margin vs -40.4%. VRTX appears more attractively valued with a PEG of 2.19. VRTX earns a higher WallStSmart Score of 66/100 (B-).
IONS
Avoid21
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 IONS.
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
No standout strengths identified
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
Expensive relative to growth rate
Trading at 24.2x book value
ROE of -70.8% — below average capital efficiency
Revenue declined 10.3%
Expensive relative to growth rate
Moderate valuation
Weak financial health signals
Comparative Analysis Report
WallStSmart ResearchBull Case : IONS
IONS has a balanced fundamental profile.
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 : IONS
The primary concerns for IONS are PEG Ratio, Price/Book, Return on Equity.
Bear Case : VRTX
The primary concerns for VRTX are PEG Ratio, P/E Ratio, Piotroski F-Score.
Key Dynamics to Monitor
IONS profiles as a turnaround stock while VRTX is a mature play — different risk/reward profiles.
IONS carries more volatility with a beta of 0.36 — 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 21/100), 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.
Ionis Pharmaceuticals Inc
HEALTHCARE · BIOTECHNOLOGY · USA
Ionis Pharmaceuticals, Inc. discovers and develops RNA-targeted therapies in the United States. The company is headquartered in Carlsbad, California.
Visit Website →Vertex Pharmaceuticals Inc
HEALTHCARE · BIOTECHNOLOGY · USA
Vertex Pharmaceuticals, Inc. is an American biopharmaceutical company based in Boston, Massachusetts.
Compare with Other BIOTECHNOLOGY Stocks
Want to dig deeper into these stocks?