Kirby Corporation (KEX)vsRubico Inc. Common Stock (RUBI)
KEX
Kirby Corporation
$135.88
-0.34%
INDUSTRIALS · Cap: $7.29B
RUBI
Rubico Inc. Common Stock
$0.60
-10.35%
INDUSTRIALS · Cap: $2.55M
Smart Verdict
WallStSmart Research — data-driven comparison
Kirby Corporation generates 14201% more annual revenue ($3.36B vs $23.52M). RUBI leads profitability with a 11.2% profit margin vs 10.5%. KEX earns a higher WallStSmart Score of 63/100 (C+).
KEX
Buy63
out of 100
Grade: C+
RUBI
Hold50
out of 100
Grade: D+
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+58.7%
Fair Value
$296.24
Current Price
$135.88
$160.36 discount
Margin of Safety
+99.9%
Fair Value
$2602.70
Current Price
$0.60
$2602.10 discount
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Earnings expanding 102.1% YoY
Reasonable price relative to book value
Revenue surging 20.6% year-over-year
Reasonable price relative to book value
Strong operational efficiency at 49.0%
Areas to Watch
Weak financial health signals
Expensive relative to growth rate
Operating margin of -53.1%
0.0% earnings growth
Smaller company, higher risk/reward
ROE of 6.6% — below average capital efficiency
Revenue declined 5.1%
Comparative Analysis Report
WallStSmart ResearchBull Case : KEX
The strongest argument for KEX centers on EPS Growth, Price/Book, Revenue Growth. Revenue growth of 20.6% demonstrates continued momentum.
Bull Case : RUBI
The strongest argument for RUBI centers on Price/Book, Operating Margin.
Bear Case : KEX
The primary concerns for KEX are Piotroski F-Score, PEG Ratio, Operating Margin.
Bear Case : RUBI
The primary concerns for RUBI are EPS Growth, Market Cap, Return on Equity.
Key Dynamics to Monitor
KEX profiles as a growth stock while RUBI is a declining play — different risk/reward profiles.
KEX is growing revenue faster at 20.6% — sustainability is the question.
KEX generates stronger free cash flow (265M), providing more financial flexibility.
Monitor MARINE SHIPPING industry trends, competitive dynamics, and regulatory changes.
Bottom Line
KEX scores higher overall (63/100 vs 50/100) and 20.6% revenue growth. RUBI offers better value entry with a 99.9% margin of safety. Both earn "Buy" and "Hold" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
Kirby Corporation
INDUSTRIALS · MARINE SHIPPING · USA
Kirby Corporation operates domestic tank barges in the United States. The company is headquartered in Houston, Texas.
Visit Website →Rubico Inc. Common Stock
INDUSTRIALS · MARINE SHIPPING · USA
Rubicon Project, Inc. provides technology solutions to automate the buying and selling of digital advertising inventory for buyers and sellers in the United States and internationally. The company is headquartered in Los Angeles, California.
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