VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, January 7, 2026
Stock Comparison
Spirax Group plc vs Transurban Group
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Spirax 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 analysisTransurban Group
TCL · Australian Securities 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 Transurban Group's moat claims, evidence, and risks.
View TCL analysisComparison highlights
- Moat score gap: Transurban Group leads (91 / 100 vs 71 / 100 for Spirax Group plc).
- Segment focus: Spirax Group plc has 3 segments (52.1% in Steam Thermal Solutions); Transurban Group has 4 segments (49.5% in Sydney toll roads).
- Primary market structure: Oligopoly vs Quasi-Monopoly. Pricing power: Moderate vs Moderate.
- Moat breadth: Spirax Group plc has 6 moat types across 2 domains; Transurban Group has 3 across 3.
Primary market context
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%
Transurban Group
Sydney toll roads
Urban toll-road concessions (Sydney)
Sydney, New South Wales, Australia
Motorists and commercial fleet operators
Concessionaire / operator and developer
49.5%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Spirax Group plc strengths
Transurban Group strengths
Segment mix
Spirax Group plc segments
Full profile >Steam Thermal Solutions
Oligopoly
Electric Thermal Solutions
Competitive
Watson-Marlow Fluid Technology Solutions
Oligopoly
Transurban Group segments
Full profile >Sydney toll roads
Quasi-Monopoly
Melbourne toll roads
Quasi-Monopoly
Brisbane toll roads
Quasi-Monopoly
North America managed lanes and concessions
Quasi-Monopoly
Want the full wide moat stocks list?
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Proven models entering the expansion stage with unit economics that work.
View expansion-stage stocksCuration & 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.