Coherent Inc (COHR)vsMKS Instruments Inc (MKSI)
COHR
Coherent Inc
$253.63
-7.96%
TECHNOLOGY · Cap: $47.55B
MKSI
MKS Instruments Inc
$227.13
-4.10%
TECHNOLOGY · Cap: $15.27B
Smart Verdict
WallStSmart Research — data-driven comparison
Coherent Inc generates 60% more annual revenue ($6.29B vs $3.93B). MKSI leads profitability with a 7.5% profit margin vs 4.7%. COHR appears more attractively valued with a PEG of 0.92. MKSI earns a higher WallStSmart Score of 57/100 (C).
COHR
Buy55
out of 100
Grade: C-
MKSI
Buy57
out of 100
Grade: C
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
-373.2%
Fair Value
$47.27
Current Price
$253.63
$206.36 premium
Margin of Safety
-70.2%
Fair Value
$152.21
Current Price
$227.13
$74.92 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Earnings expanding 73.0% YoY
Growing faster than its price suggests
17.5% revenue growth
No standout strengths identified
Areas to Watch
Distress zone — elevated risk
ROE of 3.2% — below average capital efficiency
4.7% margin — thin
Premium valuation, high expectations priced in
7.5% margin — thin
Elevated debt levels
Premium valuation, high expectations priced in
Distress zone — elevated risk
Comparative Analysis Report
WallStSmart ResearchBull Case : COHR
The strongest argument for COHR centers on EPS Growth, PEG Ratio, Revenue Growth. Revenue growth of 17.5% demonstrates continued momentum. PEG of 0.92 suggests the stock is reasonably priced for its growth.
Bull Case : MKSI
Revenue growth of 10.6% demonstrates continued momentum. PEG of 1.32 suggests the stock is reasonably priced for its growth.
Bear Case : COHR
The primary concerns for COHR are Altman Z-Score, Return on Equity, Profit Margin. A P/E of 251.1x leaves little room for execution misses. Thin 4.7% margins leave little buffer for downturns.
Bear Case : MKSI
The primary concerns for MKSI are Profit Margin, Debt/Equity, P/E Ratio. A P/E of 54.1x leaves little room for execution misses. Debt-to-equity of 1.76 is elevated, increasing financial risk.
Key Dynamics to Monitor
COHR profiles as a growth stock while MKSI is a value play — different risk/reward profiles.
MKSI carries more volatility with a beta of 1.92 — expect wider price swings.
COHR is growing revenue faster at 17.5% — sustainability is the question.
MKSI generates stronger free cash flow (91M), providing more financial flexibility.
Bottom Line
MKSI scores higher overall (57/100 vs 55/100) and 10.6% revenue growth. Both earn "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.
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.
MKS Instruments Inc
TECHNOLOGY · SCIENTIFIC & TECHNICAL INSTRUMENTS · USA
MKS Instruments, Inc. provides instruments, systems, subsystems, and process control solutions that measure, monitor, deliver, analyze, power, and control critical parameters of manufacturing processes globally. The company is headquartered in Andover, Massachusetts.
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