VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Friday, January 2, 2026
Stock Comparison
IDEXX Laboratories, Inc. vs Norfolk Southern Corporation
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
IDEXX Laboratories, Inc.
IDXX · 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 IDEXX Laboratories, Inc.'s moat claims, evidence, and risks.
View IDXX analysisNorfolk Southern Corporation
NSC · 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 Norfolk Southern Corporation's moat claims, evidence, and risks.
View NSC analysisComparison highlights
- Moat score gap: IDEXX Laboratories, Inc. leads (82 / 100 vs 70 / 100 for Norfolk Southern Corporation).
- Segment focus: IDEXX Laboratories, Inc. has 4 segments (91.7% in Companion Animal Group); Norfolk Southern Corporation has 3 segments (62% in Merchandise).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Strong vs Moderate.
- Moat breadth: IDEXX Laboratories, Inc. has 5 moat types across 3 domains; Norfolk Southern Corporation has 4 across 3.
Primary market context
IDEXX Laboratories, Inc.
Companion Animal Group
Veterinary diagnostics and practice management software for companion animals
Global
Veterinary practices, corporate veterinary groups, and reference laboratories
Diagnostics platform owner (in-clinic instruments + consumables) and reference lab/service provider; practice management software provider
91.7%
Norfolk Southern Corporation
Merchandise
Eastern U.S. freight rail transportation for industrial & consumer goods
United States (Southeast/East/Midwest; NS network + interchanges)
Manufacturers, producers, and distributors
Rail carrier
62%
Side-by-side metrics
Moat coverage
Shared moat types
IDEXX Laboratories, Inc. strengths
Norfolk Southern Corporation strengths
Segment mix
IDEXX Laboratories, Inc. segments
Full profile >Companion Animal Group
Oligopoly
Water Quality Products
Oligopoly
Livestock, Poultry and Dairy
Competitive
Other (OPTI Medical and out-licensing)
Competitive
Norfolk Southern Corporation segments
Full profile >Merchandise
Oligopoly
Intermodal
Oligopoly
Coal
Oligopoly
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.