Amphenol Corporation (APH)vsData I/O Corporation (DAIO)
APH
Amphenol Corporation
$146.78
+3.19%
TECHNOLOGY · Cap: $182.57B
DAIO
Data I/O Corporation
$3.60
-8.40%
TECHNOLOGY · Cap: $36.92M
Smart Verdict
WallStSmart Research — data-driven comparison
Amphenol Corporation generates 139363% more annual revenue ($25.90B vs $18.57M). APH leads profitability with a 17.2% profit margin vs -43.2%. APH earns a higher WallStSmart Score of 74/100 (B).
APH
Strong Buy74
out of 100
Grade: B
DAIO
Avoid22
out of 100
Grade: F
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+51.5%
Fair Value
$296.26
Current Price
$146.78
$149.48 discount
Margin of Safety
-18.0%
Fair Value
$2.61
Current Price
$3.60
$0.99 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Every $100 of equity generates 32 in profit
Revenue surging 58.4% year-over-year
Large-cap with strong market position
Strong operational efficiency at 27.3%
Earnings expanding 24.1% YoY
Conservative balance sheet, low leverage
Areas to Watch
Trading at 12.9x book value
Elevated debt levels
Premium valuation, high expectations priced in
Distress zone — elevated risk
Smaller company, higher risk/reward
Weak financial health signals
ROE of -74.3% — below average capital efficiency
Comparative Analysis Report
WallStSmart ResearchBull Case : APH
The strongest argument for APH centers on Return on Equity, Revenue Growth, Market Cap. Profitability is solid with margins at 17.2% and operating margin at 27.3%. Revenue growth of 58.4% demonstrates continued momentum.
Bull Case : DAIO
The strongest argument for DAIO centers on Debt/Equity.
Bear Case : APH
The primary concerns for APH are Price/Book, Debt/Equity, P/E Ratio. A P/E of 42.5x leaves little room for execution misses.
Bear Case : DAIO
The primary concerns for DAIO are Altman Z-Score, Market Cap, Piotroski F-Score.
Key Dynamics to Monitor
APH profiles as a growth stock while DAIO is a turnaround play — different risk/reward profiles.
APH carries more volatility with a beta of 1.30 — expect wider price swings.
APH is growing revenue faster at 58.4% — sustainability is the question.
APH generates stronger free cash flow (830M), providing more financial flexibility.
Bottom Line
APH scores higher overall (74/100 vs 22/100), backed by strong 17.2% margins and 58.4% revenue growth. 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.
Amphenol Corporation
TECHNOLOGY · ELECTRONIC COMPONENTS · USA
Amphenol Corporation is a major producer of electronic and fiber optic connectors, cable and interconnect systems such as coaxial cables. Amphenol is a portmanteau from the corporation's original name, American Phenolic Corp.
Data I/O Corporation
TECHNOLOGY · ELECTRONIC COMPONENTS · USA
Data I / O Corporation is dedicated to the design, manufacture, and sale of programming and security implementation systems and services for electronic device manufacturers in the United States, Europe, and internationally. The company is headquartered in Redmond, Washington.
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