VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Saturday, January 10, 2026
Stock Comparison
Arthur J. Gallagher & Co. vs Novo Nordisk A/S
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Arthur J. Gallagher & Co.
AJG · 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 Arthur J. Gallagher & Co.'s moat claims, evidence, and risks.
View AJG analysisNovo Nordisk A/S
NOVOB · Nasdaq Copenhagen
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Novo Nordisk A/S's moat claims, evidence, and risks.
View NOVOB analysisComparison highlights
- Moat score gap: Novo Nordisk A/S leads (85 / 100 vs 69 / 100 for Arthur J. Gallagher & Co.).
- Segment focus: Arthur J. Gallagher & Co. has 2 segments (86% in Brokerage); Novo Nordisk A/S has 3 segments (71.1% in Diabetes care).
- Moat breadth: Arthur J. Gallagher & Co. has 4 moat types across 2 domains; Novo Nordisk A/S has 5 across 3.
Primary market context
Arthur J. Gallagher & Co.
Brokerage
Insurance and reinsurance brokerage and consulting
Global
Commercial, industrial, public sector, nonprofit and other organizations; underwriting enterprises for reinsurance placements
Intermediary / broker / advisor
86%
Novo Nordisk A/S
Diabetes care
Diabetes pharmaceuticals (GLP-1 for type 2 diabetes, insulin, and related therapies)
Global
Payers/providers and patients (via wholesalers/pharmacies/hospitals)
Originator pharma (R&D, regulatory, manufacturing, commercialization)
71.1%
Side-by-side metrics
Moat coverage
Shared moat types
Arthur J. Gallagher & Co. strengths
Novo Nordisk A/S strengths
Segment mix
Arthur J. Gallagher & Co. segments
Full profile >Brokerage
Oligopoly
Risk Management
Competitive
Novo Nordisk A/S segments
Full profile >Diabetes care
Oligopoly
Obesity care
Duopoly
Rare disease
Oligopoly
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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.