VOL. XCIV, NO. 247

★ WIDE MOAT STOCKS COMPARISON ★

NO ADVICE

Friday, January 2, 2026

Stock Comparison

Canadian Pacific Kansas City Limited vs Martin Marietta Materials, Inc.

Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.

Canadian Pacific Kansas City Limited

CP · New York Stock Exchange

Market cap (USD)$68.5B
Gross margin (TTM)56.7%
Operating margin (TTM)37%
Net margin (TTM)28.4%
SectorIndustrials
IndustryRailroads
CountryCA
Data as of2025-12-30
Moat score
70/ 100

Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.

Full stock profile

Dive deeper into Canadian Pacific Kansas City Limited's moat claims, evidence, and risks.

View CP analysis

Martin Marietta Materials, Inc.

MLM · NYSE

Market cap (USD)$37.9B
Gross margin (TTM)
Operating margin (TTM)
Net margin (TTM)
SectorMaterials
IndustryConstruction Materials
CountryUS
Data as of2026-01-01
Moat score
78/ 100

Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.

Full stock profile

Dive deeper into Martin Marietta Materials, Inc.'s moat claims, evidence, and risks.

View MLM analysis

Comparison highlights

  • Moat score gap: Martin Marietta Materials, Inc. leads (78 / 100 vs 70 / 100 for Canadian Pacific Kansas City Limited).
  • Segment focus: Canadian Pacific Kansas City Limited has 4 segments (46% in Merchandise Freight); Martin Marietta Materials, Inc. has 3 segments (52.4% in East Group).
  • Primary market structure: Oligopoly vs Oligopoly. Pricing power: Moderate vs Strong.
  • Moat breadth: Canadian Pacific Kansas City Limited has 4 moat types across 2 domains; Martin Marietta Materials, Inc. has 4 across 2.

Primary market context

Canadian Pacific Kansas City Limited

Merchandise Freight

Market

North American carload rail freight (industrial and consumer commodities)

Geography

Canada, United States, Mexico

Customer

Industrial shippers and manufacturers across multiple commodity groups

Role

Rail carrier + logistics/transload provider

Revenue share

46%

Martin Marietta Materials, Inc.

East Group

Market

Construction aggregates and asphalt products (crushed stone, sand & gravel; asphalt) in local/regional markets

Geography

United States (East/Southeast and adjacent regions)

Customer

Infrastructure agencies, construction contractors, and downstream materials producers (asphalt/ready-mix)

Role

Quarry/mining operator and building materials producer/distributor

Revenue share

52.4%

Side-by-side metrics

Canadian Pacific Kansas City Limited
Martin Marietta Materials, Inc.
Ticker / Exchange
CP - New York Stock Exchange
MLM - NYSE
Market cap (USD)
$68.5B
$37.9B
Gross margin (TTM)
56.7%
n/a
Operating margin (TTM)
37%
n/a
Net margin (TTM)
28.4%
n/a
Sector
Industrials
Materials
Industry
Railroads
Construction Materials
HQ country
CA
US
Primary segment
Merchandise Freight
East Group
Market structure
Oligopoly
Oligopoly
Market share
n/a
n/a
HHI estimate
n/a
n/a
Pricing power
Moderate
Strong
Moat score
70 / 100
78 / 100
Moat domains
Legal, Supply
Supply, Financial
Last update
2025-12-30
2026-01-01

Moat coverage

Shared moat types

Physical Network Density

Canadian Pacific Kansas City Limited strengths

Permits Rights Of WayOperational ExcellenceDistribution Control

Martin Marietta Materials, Inc. strengths

Geographic NaturalBenchmark Pricing PowerCapex Knowhow Scale

Segment mix

Canadian Pacific Kansas City Limited segments

Full profile >

Bulk Freight

Oligopoly

34.2%

Merchandise Freight

Oligopoly

46%

Intermodal Freight

Competitive

17.6%

Non-freight and Other

Competitive

2.2%

Martin Marietta Materials, Inc. segments

Full profile >

East Group

Oligopoly

52.4%

West Group

Oligopoly

40.9%

Specialties (formerly Magnesia Specialties)

Oligopoly

6.7%

Want the full wide moat stocks list?

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Curation & 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.