Southern Company (SO)vsVertex Pharmaceuticals Inc (VRTX)
SO
Southern Company
$91.80
-0.68%
UTILITIES · Cap: $103.49B
VRTX
Vertex Pharmaceuticals Inc
$429.82
+1.13%
HEALTHCARE · Cap: $107.87B
Smart Verdict
WallStSmart Research — data-driven comparison
Southern Company generates 147% more annual revenue ($30.18B vs $12.22B). VRTX leads profitability with a 35.5% profit margin vs 14.5%. VRTX appears more attractively valued with a PEG of 2.10. VRTX earns a higher WallStSmart Score of 66/100 (B-).
SO
Buy56
out of 100
Grade: C
VRTX
Strong Buy66
out of 100
Grade: B-
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
-26.1%
Fair Value
$73.33
Current Price
$91.80
$18.47 premium
Margin of Safety
+57.2%
Fair Value
$992.87
Current Price
$429.82
$563.05 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Large-cap with strong market position
Reasonable price relative to book value
Strong operational efficiency at 25.8%
Keeps 36 of every $100 in revenue as profit
Strong operational efficiency at 38.1%
Earnings expanding 61.4% YoY
Safe zone — low bankruptcy risk
Large-cap with strong market position
Every $100 of equity generates 24 in profit
Areas to Watch
Expensive relative to growth rate
Earnings declined 0.8%
Negative free cash flow — burning cash
Expensive relative to growth rate
Moderate valuation
Weak financial health signals
Comparative Analysis Report
WallStSmart ResearchBull Case : SO
The strongest argument for SO centers on Market Cap, Price/Book, Operating Margin.
Bull Case : VRTX
The strongest argument for VRTX centers on Profit Margin, Operating Margin, EPS Growth. Profitability is solid with margins at 35.5% and operating margin at 38.1%.
Bear Case : SO
The primary concerns for SO are PEG Ratio, EPS Growth, Free Cash Flow.
Bear Case : VRTX
The primary concerns for VRTX are PEG Ratio, P/E Ratio, Piotroski F-Score.
Key Dynamics to Monitor
SO profiles as a value stock while VRTX is a mature play — different risk/reward profiles.
SO carries more volatility with a beta of 0.36 — expect wider price swings.
SO is growing revenue faster at 8.0% — sustainability is the question.
VRTX generates stronger free cash flow (1.3B), providing more financial flexibility.
Bottom Line
VRTX scores higher overall (66/100 vs 56/100), backed by strong 35.5% margins. Both earn "Strong 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.
Southern Company
UTILITIES · UTILITIES - REGULATED ELECTRIC · USA
Southern Company is an American gas and electric utility holding company based in the southern United States. It is headquartered in Atlanta, Georgia, with executive offices also located in Birmingham, Alabama.
Vertex Pharmaceuticals Inc
HEALTHCARE · BIOTECHNOLOGY · USA
Vertex Pharmaceuticals, Inc. is an American biopharmaceutical company based in Boston, Massachusetts.
Compare with Other UTILITIES - REGULATED ELECTRIC Stocks
Want to dig deeper into these stocks?