VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Friday, January 2, 2026
Stock Comparison
CSX Corporation vs Marsh & McLennan Companies, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
CSX Corporation
CSX · NASDAQ
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into CSX Corporation's moat claims, evidence, and risks.
View CSX analysisMarsh & 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: CSX Corporation leads (74 / 100 vs 65 / 100 for Marsh & McLennan Companies, Inc.).
- Segment focus: CSX Corporation has 5 segments (61.2% in Merchandise (Rail)); Marsh & McLennan Companies, Inc. has 2 segments (62.8% in Risk and Insurance Services).
- Moat breadth: CSX Corporation has 6 moat types across 2 domains; Marsh & McLennan Companies, Inc. has 5 across 3.
Primary market context
CSX Corporation
Merchandise (Rail)
Eastern U.S. rail freight transportation (merchandise carload)
Eastern United States (CSX network; interchange to other railroads)
Industrial, agricultural, automotive and consumer goods shippers; logistics providers
Common-carrier freight railroad (line-haul + switching/terminal)
61.2%
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
No overlap yet.
CSX Corporation strengths
Marsh & McLennan Companies, Inc. strengths
Segment mix
CSX Corporation segments
Full profile >Merchandise (Rail)
Oligopoly
Intermodal (Rail)
Competitive
Coal (Rail)
Oligopoly
Trucking (Quality Carriers)
Competitive
Other Revenue (Rail/Ancillary)
Competitive
Marsh & McLennan Companies, Inc. segments
Full profile >Risk and Insurance Services
Oligopoly
Consulting
Competitive
Want the full wide moat stocks list?
Browse the full ranking of wide moat stocks, updated with moat scores and segment context.
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.