WallStSmart

Berkshire Hathaway Inc (BRK-A)vsRiverNorth Managed Duration Municipal Income Fund Inc (RMM)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

BRK-A leads profitability with a 22.3% profit margin vs 0.0%. BRK-A trades at a lower P/E of 12.7x. BRK-A earns a higher WallStSmart Score of 73/100 (B).

BRK-A

Strong Buy

73

out of 100

Grade: B

Growth: 7.3Profit: 7.5Value: 5.0Quality: 8.5
Piotroski: 4/9Altman Z: 2.59

RMM

Avoid

27

out of 100

Grade: F

Growth: 4.3Profit: 4.0Value: 4.0Quality: 4.8
Piotroski: 4/9

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

BRK-A6 strengths · Avg: 9.7/10
Market CapQuality
$1.08T10/10

Mega-cap, among the largest globally

Price/BookValuation
1.4x10/10

Reasonable price relative to book value

Operating MarginProfitability
32.6%10/10

Strong operational efficiency at 32.6%

EPS GrowthGrowth
107.8%10/10

Earnings expanding 107.8% YoY

Profit MarginProfitability
22.3%9/10

Keeps 22 of every $100 in revenue as profit

Debt/EquityHealth
0.179/10

Conservative balance sheet, low leverage

RMM0 strengths · Avg: 0/10

No standout strengths identified

Areas to Watch

BRK-A1 concerns · Avg: 2.0/10
PEG RatioValuation
9.682/10

Expensive relative to growth rate

RMM4 concerns · Avg: 3.5/10
Revenue GrowthGrowth
0.0%4/10

0.0% revenue growth

EPS GrowthGrowth
0.0%4/10

0.0% earnings growth

Market CapQuality
$280.30M3/10

Smaller company, higher risk/reward

Return on EquityProfitability
2.8%3/10

ROE of 2.8% — below average capital efficiency

Comparative Analysis Report

WallStSmart Research

Bull Case : BRK-A

The strongest argument for BRK-A centers on Market Cap, Price/Book, Operating Margin. Profitability is solid with margins at 22.3% and operating margin at 32.6%.

Bull Case : RMM

RMM has a balanced fundamental profile.

Bear Case : BRK-A

The primary concerns for BRK-A are PEG Ratio.

Bear Case : RMM

The primary concerns for RMM are Revenue Growth, EPS Growth, Market Cap. A P/E of 74.7x leaves little room for execution misses.

Key Dynamics to Monitor

BRK-A profiles as a mature stock while RMM is a value play — different risk/reward profiles.

BRK-A is growing revenue faster at 10.0% — sustainability is the question.

BRK-A generates stronger free cash flow (5.6B), providing more financial flexibility.

Monitor INSURANCE - DIVERSIFIED industry trends, competitive dynamics, and regulatory changes.

Bottom Line

BRK-A scores higher overall (73/100 vs 27/100), backed by strong 22.3% 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.

Berkshire Hathaway Inc

FINANCIAL SERVICES · INSURANCE - DIVERSIFIED · USA

Berkshire Hathaway Inc. is an American multinational conglomerate holding company headquartered in Omaha, Nebraska, United States. The company wholly owns GEICO, Duracell, Dairy Queen, BNSF, Lubrizol, Fruit of the Loom, Helzberg Diamonds, Long & Foster, FlightSafety International, Pampered Chef, Forest River, and NetJets, and also owns 38.6% of Pilot Flying J; and significant minority holdings in public companies Kraft Heinz Company (26.7%), American Express (18.8%), The Coca-Cola Company (9.32%), Bank of America (11.9%), and Apple (6.3%).

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RiverNorth Managed Duration Municipal Income Fund Inc

FINANCIAL SERVICES · ASSET MANAGEMENT · USA

RiverNorth Managed Duration Municipal Income Fund Inc (RMM) is a closed-end investment fund that aims to provide maximum current income through a diversified portfolio of municipal securities. Utilizing a strategic managed duration approach, RMM is well-positioned to respond dynamically to changes in interest rates, thereby capitalizing on opportunities within the municipal bond market. The fund emphasizes tax-exempt income, enhancing the tax efficiency of fixed-income holdings for institutional investors. Through proactive management and comprehensive market analysis, RMM seeks to identify undervalued assets while effectively managing risks, making it an appealing choice for income-focused investment strategies.

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