VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Thursday, January 1, 2026
Stock Comparison
ABB Ltd vs Marsh & McLennan Companies, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
ABB Ltd
ABBN · SIX Swiss Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Marsh & McLennan Companies, Inc.
MMC · 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 Marsh & McLennan Companies, Inc.'s moat claims, evidence, and risks.
View MMC analysisComparison highlights
- Moat score gap: ABB Ltd leads (73 / 100 vs 65 / 100 for Marsh & McLennan Companies, Inc.).
- Segment focus: ABB Ltd has 4 segments (46.2% in Electrification); Marsh & McLennan Companies, Inc. has 2 segments (62.8% in Risk and Insurance Services).
- Moat breadth: ABB Ltd has 6 moat types across 3 domains; Marsh & McLennan Companies, Inc. has 5 across 3.
Primary market context
ABB Ltd
Electrification
Low- and medium-voltage electrification equipment and solutions
Global
B2B/B2G
Manufacturer and solutions provider; channel-led distribution; after-sales service
46.2%
Marsh & McLennan Companies, Inc.
Risk and Insurance Services
Insurance brokerage, risk advisory, and reinsurance brokerage/services
Global
Enterprises, public entities, associations, and individuals (via broker/agent channels)
Intermediary + advisor (insurance/reinsurance market intermediary)
62.8%
Side-by-side metrics
Moat coverage
Shared moat types
ABB Ltd strengths
Marsh & McLennan Companies, Inc. strengths
Segment mix
ABB Ltd segments
Full profile >Electrification
Oligopoly
Motion
Oligopoly
Process Automation
Oligopoly
Robotics & Discrete Automation
Oligopoly
Marsh & McLennan Companies, Inc. segments
Full profile >Risk and Insurance Services
Oligopoly
Consulting
Competitive
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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 Pricing, features, and availability may be incomplete or out of date.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.