Citigroup Inc. (C)vsNRG Energy Inc. (NRG)
C
Citigroup Inc.
$125.55
-2.74%
FINANCIAL SERVICES · Cap: $225.82B
NRG
NRG Energy Inc.
$138.11
-2.64%
UTILITIES · Cap: $30.18B
Smart Verdict
WallStSmart Research — data-driven comparison
Citigroup Inc. generates 156% more annual revenue ($78.73B vs $30.71B). C leads profitability with a 20.4% profit margin vs 2.8%. C appears more attractively valued with a PEG of 0.71. C earns a higher WallStSmart Score of 82/100 (A-).
C
Exceptional Buy82
out of 100
Grade: A-
NRG
Buy56
out of 100
Grade: C
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Intrinsic value data unavailable for C.
Margin of Safety
+58.9%
Fair Value
$391.20
Current Price
$138.11
$253.09 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Mega-cap, among the largest globally
Reasonable price relative to book value
Strong operational efficiency at 34.1%
Earnings expanding 56.1% YoY
Keeps 20 of every $100 in revenue as profit
Growing faster than its price suggests
Every $100 of equity generates 42 in profit
Areas to Watch
ROE of 7.7% — below average capital efficiency
Negative free cash flow — burning cash
Distress zone — elevated risk
2.8% margin — thin
Operating margin of 4.3%
Premium valuation, high expectations priced in
Comparative Analysis Report
WallStSmart ResearchBull Case : C
The strongest argument for C centers on Market Cap, Price/Book, Operating Margin. Profitability is solid with margins at 20.4% and operating margin at 34.1%. Revenue growth of 16.9% demonstrates continued momentum.
Bull Case : NRG
The strongest argument for NRG centers on Return on Equity. Revenue growth of 13.7% demonstrates continued momentum. PEG of 1.34 suggests the stock is reasonably priced for its growth.
Bear Case : C
The primary concerns for C are Return on Equity, Free Cash Flow.
Bear Case : NRG
The primary concerns for NRG are Altman Z-Score, Profit Margin, Operating Margin. A P/E of 157.6x leaves little room for execution misses. Thin 2.8% margins leave little buffer for downturns.
Key Dynamics to Monitor
C profiles as a growth stock while NRG is a value play — different risk/reward profiles.
NRG carries more volatility with a beta of 1.31 — expect wider price swings.
C is growing revenue faster at 16.9% — sustainability is the question.
NRG generates stronger free cash flow (-486M), providing more financial flexibility.
Bottom Line
C scores higher overall (82/100 vs 56/100), backed by strong 20.4% margins and 16.9% revenue growth. NRG offers better value entry with a 58.9% margin of safety. 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.
Citigroup Inc.
FINANCIAL SERVICES · BANKS - DIVERSIFIED · USA
Citigroup Inc. is an American multinational investment bank and financial services corporation headquartered in New York City. The company was formed by the merger of banking giant Citicorp and financial conglomerate Travelers Group in 1998; Travelers was subsequently spun off from the company in 2002. Citigroup owns Citicorp, the holding company for Citibank, as well as several international subsidiaries. Citigroup is incorporated in Delaware.
NRG Energy Inc.
UTILITIES · UTILITIES - INDEPENDENT POWER PRODUCERS · USA
NRG Energy, Inc. is a large American energy company, headquartered in Houston, Texas. It was formerly the wholesale arm of Northern States Power Company (NSP), which became Xcel Energy, but became independent in 2000. NRG Energy is involved in energy generation and retail electricity.
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