Proto Labs Inc (PRLB)vsRTX Corporation (RTX)
PRLB
Proto Labs Inc
$72.64
-2.89%
INDUSTRIALS · Cap: $1.79B
RTX
RTX Corporation
$180.99
-0.37%
INDUSTRIALS · Cap: $234.67B
Smart Verdict
WallStSmart Research — data-driven comparison
RTX Corporation generates 16444% more annual revenue ($90.37B vs $546.26M). RTX leads profitability with a 8.0% profit margin vs 4.7%. PRLB appears more attractively valued with a PEG of 0.86. RTX earns a higher WallStSmart Score of 59/100 (C).
PRLB
Buy57
out of 100
Grade: C
RTX
Buy59
out of 100
Grade: C
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+34.0%
Fair Value
$101.80
Current Price
$72.64
$29.16 discount
Intrinsic value data unavailable for RTX.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Earnings expanding 121.3% YoY
Conservative balance sheet, low leverage
Safe zone — low bankruptcy risk
Growing faster than its price suggests
Reasonable price relative to book value
Mega-cap, among the largest globally
Earnings expanding 32.5% YoY
Generating 1.2B in free cash flow
Areas to Watch
Smaller company, higher risk/reward
ROE of 3.8% — below average capital efficiency
4.7% margin — thin
Premium valuation, high expectations priced in
Expensive relative to growth rate
Premium valuation, high expectations priced in
Distress zone — elevated risk
Comparative Analysis Report
WallStSmart ResearchBull Case : PRLB
The strongest argument for PRLB centers on EPS Growth, Debt/Equity, Altman Z-Score. Revenue growth of 10.4% demonstrates continued momentum. PEG of 0.86 suggests the stock is reasonably priced for its growth.
Bull Case : RTX
The strongest argument for RTX centers on Market Cap, EPS Growth, Free Cash Flow.
Bear Case : PRLB
The primary concerns for PRLB are Market Cap, Return on Equity, Profit Margin. A P/E of 71.0x leaves little room for execution misses. Thin 4.7% margins leave little buffer for downturns.
Bear Case : RTX
The primary concerns for RTX are PEG Ratio, P/E Ratio, Altman Z-Score.
Key Dynamics to Monitor
PRLB carries more volatility with a beta of 1.36 — expect wider price swings.
PRLB is growing revenue faster at 10.4% — sustainability is the question.
RTX generates stronger free cash flow (1.2B), providing more financial flexibility.
Monitor METAL FABRICATION industry trends, competitive dynamics, and regulatory changes.
Bottom Line
RTX scores higher overall (59/100 vs 57/100). PRLB offers better value entry with a 34.0% margin of safety. 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.
Proto Labs Inc
INDUSTRIALS · METAL FABRICATION · USA
Proto Labs, Inc., is an e-commerce-driven digital manufacturer of custom prototypes and on-demand production parts around the world. The company is headquartered in Maple Plain, Minnesota.
RTX Corporation
INDUSTRIALS · AEROSPACE & DEFENSE · USA
Raytheon Technologies Corporation is an American multinational aerospace and defense conglomerate headquartered in Waltham, Massachusetts. It is one of the largest aerospace, intelligence services providers, and defense manufacturers in the world by revenue and market capitalization. Raytheon Technologies (RTX) researches, develops, and manufactures advanced technology products in the aerospace and defense industry, including aircraft engines, avionics, aerostructures, cybersecurity, guided missiles, air defense systems, satellites, and drones.
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