VOL. XCIV, NO. 247
* WIDE MOAT STOCKS COMPARISON *
NO ADVICE
Monday, December 29, 2025
Stock Comparison
The Boeing Company vs Spirax Group plc
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
The Boeing Company
BA · New York Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into The Boeing Company's moat claims, evidence, and risks.
View BA analysisSpirax Group plc
SPX · London Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Spirax Group plc's moat claims, evidence, and risks.
View SPX analysisComparison highlights
- Moat score gap: Spirax Group plc leads (71 / 100 vs 61 / 100 for The Boeing Company).
- Segment focus: The Boeing Company has 3 segments (35.8% in Defense, Space & Security (BDS)); Spirax Group plc has 3 segments (52.1% in Steam Thermal Solutions).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Weak vs Moderate.
- Moat breadth: The Boeing Company has 9 moat types across 3 domains; Spirax Group plc has 6 across 2.
Primary market context
The Boeing Company
Defense, Space & Security (BDS)
Defense aerospace & space prime contracting (air, space, and mission systems)
Primarily U.S., with international programs
U.S. and allied governments; defense agencies
Prime contractor / systems integrator
35.8%
Spirax Group plc
Steam Thermal Solutions
Industrial and commercial steam systems (condensate management, controls, thermal energy management products and solutions)
Global
Industrial process operators and commercial facility operators
OEM / solutions provider
52.1%
Side-by-side metrics
Moat coverage
Shared moat types
The Boeing Company strengths
Spirax Group plc strengths
Segment mix
The Boeing Company segments
Full profile >Commercial Airplanes (BCA)
Duopoly
Defense, Space & Security (BDS)
Oligopoly
Global Services (BGS)
Competitive
Spirax Group plc segments
Full profile >Steam Thermal Solutions
Oligopoly
Electric Thermal Solutions
Competitive
Watson-Marlow Fluid Technology Solutions
Oligopoly
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View the moat stocks listCuration & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.