WallStSmart

Coherent Inc (COHR)vsSono-Tek Corp (SOTK)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Coherent Inc generates 30723% more annual revenue ($6.29B vs $20.42M). SOTK leads profitability with a 7.7% profit margin vs 4.7%. SOTK trades at a lower P/E of 39.8x. COHR earns a higher WallStSmart Score of 52/100 (C-).

COHR

Buy

52

out of 100

Grade: C-

Growth: 7.3Profit: 4.5Value: 4.7Quality: 6.3
Piotroski: 5/9Altman Z: 1.53

SOTK

Avoid

34

out of 100

Grade: F

Growth: 4.7Profit: 5.5Value: 5.7Quality: 5.0
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

COHRSignificantly Overvalued (-373.2%)

Margin of Safety

-373.2%

Fair Value

$47.27

Current Price

$272.04

$224.77 premium

UndervaluedFair: $47.27Overvalued
SOTKSignificantly Overvalued (-34.5%)

Margin of Safety

-34.5%

Fair Value

$3.06

Current Price

$3.98

$0.92 premium

UndervaluedFair: $3.06Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

COHR4 strengths · Avg: 8.8/10
EPS GrowthGrowth
73.0%10/10

Earnings expanding 73.0% YoY

Market CapQuality
$51.06B9/10

Large-cap with strong market position

PEG RatioValuation
0.928/10

Growing faster than its price suggests

Revenue GrowthGrowth
17.5%8/10

17.5% revenue growth

SOTK0 strengths · Avg: 0/10

No standout strengths identified

Areas to Watch

COHR4 concerns · Avg: 3.0/10
Altman Z-ScoreHealth
1.534/10

Distress zone — elevated risk

Return on EquityProfitability
3.2%3/10

ROE of 3.2% — below average capital efficiency

Profit MarginProfitability
4.7%3/10

4.7% margin — thin

P/E RatioValuation
269.6x2/10

Premium valuation, high expectations priced in

SOTK4 concerns · Avg: 3.0/10
P/E RatioValuation
39.8x4/10

Premium valuation, high expectations priced in

Market CapQuality
$62.53M3/10

Smaller company, higher risk/reward

Profit MarginProfitability
7.7%3/10

7.7% margin — thin

Revenue GrowthGrowth
-3.6%2/10

Revenue declined 3.6%

Comparative Analysis Report

WallStSmart Research

Bull Case : COHR

The strongest argument for COHR centers on EPS Growth, Market Cap, PEG Ratio. Revenue growth of 17.5% demonstrates continued momentum. PEG of 0.92 suggests the stock is reasonably priced for its growth.

Bull Case : SOTK

SOTK has a balanced fundamental profile.

Bear Case : COHR

The primary concerns for COHR are Altman Z-Score, Return on Equity, Profit Margin. A P/E of 269.6x leaves little room for execution misses. Thin 4.7% margins leave little buffer for downturns.

Bear Case : SOTK

The primary concerns for SOTK are P/E Ratio, Market Cap, Profit Margin.

Key Dynamics to Monitor

COHR profiles as a growth stock while SOTK is a value play — different risk/reward profiles.

COHR carries more volatility with a beta of 1.91 — expect wider price swings.

COHR is growing revenue faster at 17.5% — sustainability is the question.

SOTK generates stronger free cash flow (1M), providing more financial flexibility.

Bottom Line

COHR scores higher overall (52/100 vs 34/100) and 17.5% revenue growth. Both earn "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.

Coherent Inc

TECHNOLOGY · SCIENTIFIC & TECHNICAL INSTRUMENTS · USA

Coherent, Inc. provides lasers, laser-based technologies, and laser-based system solutions for a variety of scientific, commercial, and industrial research applications. The company is headquartered in Santa Clara, California.

Sono-Tek Corp

TECHNOLOGY · SCIENTIFIC & TECHNICAL INSTRUMENTS · USA

Sono-Tek Corporation designs and manufactures ultrasonic coating systems for application to parts and components for the global microelectronics / electronics, alternative energy, medical, industrial, and research and development / other markets. The company is headquartered in Milton, New York.

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