VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Saturday, January 10, 2026
Stock Comparison
Arthur J. Gallagher & Co. vs Siemens Healthineers AG
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 analysisSiemens Healthineers AG
SHL · XETRA
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Siemens Healthineers AG's moat claims, evidence, and risks.
View SHL analysisComparison highlights
- Moat score gap: Arthur J. Gallagher & Co. leads (69 / 100 vs 68 / 100 for Siemens Healthineers AG).
- Segment focus: Arthur J. Gallagher & Co. has 2 segments (86% in Brokerage); Siemens Healthineers AG has 4 segments (54.6% in Imaging).
- Moat breadth: Arthur J. Gallagher & Co. has 4 moat types across 2 domains; Siemens Healthineers AG has 8 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%
Siemens Healthineers AG
Imaging
Diagnostic medical imaging equipment and related software/services (MRI, CT, X-ray, molecular imaging, ultrasound)
Global
Hospitals, imaging centers, clinics, and integrated delivery networks
OEM + digital platform and service provider
54.6%
Side-by-side metrics
Moat coverage
Shared moat types
Arthur J. Gallagher & Co. strengths
Siemens Healthineers AG strengths
Segment mix
Arthur J. Gallagher & Co. segments
Full profile >Brokerage
Oligopoly
Risk Management
Competitive
Siemens Healthineers AG segments
Full profile >Imaging
Oligopoly
Diagnostics
Oligopoly
Varian
Oligopoly
Advanced Therapies
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 listLooking for expansion-stage stocks?
Proven models entering the expansion stage with unit economics that work.
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.