VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, December 31, 2025
Stock Comparison
Canadian National Railway Company vs Intuitive Surgical, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Canadian National Railway Company
CNR · Toronto 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 Canadian National Railway Company's moat claims, evidence, and risks.
View CNR analysisIntuitive Surgical, Inc.
ISRG · 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 Intuitive Surgical, Inc.'s moat claims, evidence, and risks.
View ISRG analysisComparison highlights
- Moat score gap: Canadian National Railway Company leads (97 / 100 vs 83 / 100 for Intuitive Surgical, Inc.).
- Segment focus: Canadian National Railway Company has 2 segments (96.2% in Rail freight transportation network); Intuitive Surgical, Inc. has 3 segments (60.8% in Instruments and Accessories).
- Primary market structure: Duopoly vs Monopoly. Pricing power: Moderate vs Strong.
- Moat breadth: Canadian National Railway Company has 4 moat types across 2 domains; Intuitive Surgical, Inc. has 9 across 4.
Primary market context
Canadian National Railway Company
Rail freight transportation network
Canadian Class I freight rail transportation
Canada (with U.S. cross-border corridors)
Industrial shippers, intermodal customers, and auto supply chains
Line-haul freight railway (Class I)
96.2%
Intuitive Surgical, Inc.
Instruments and Accessories
Proprietary robotic surgery instruments, accessories, and consumables used per procedure on the da Vinci (and Ion) installed base
Global
Hospitals and surgery centers purchasing consumables; surgeons and OR teams as end users
Consumables OEM within proprietary platform
60.8%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Canadian National Railway Company strengths
Intuitive Surgical, Inc. strengths
Segment mix
Canadian National Railway Company segments
Full profile >Rail freight transportation network
Duopoly
Non-rail logistics and ancillary services
Competitive
Intuitive Surgical, Inc. segments
Full profile >Systems
Quasi-Monopoly
Instruments and Accessories
Monopoly
Services
Monopoly
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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.