VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Friday, January 2, 2026
Stock Comparison
Taiwan Semiconductor Manufacturing Company Limited vs Ecolab Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Taiwan Semiconductor Manufacturing Company Limited
2330 · Taiwan 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 Taiwan Semiconductor Manufacturing Company Limited's moat claims, evidence, and risks.
View 2330 analysisEcolab Inc.
ECL · New York Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Comparison highlights
- Moat score gap: Taiwan Semiconductor Manufacturing Company Limited leads (92 / 100 vs 63 / 100 for Ecolab Inc.).
- Segment focus: Taiwan Semiconductor Manufacturing Company Limited has 3 segments (74% in Leading-edge Foundry (7nm and below)); Ecolab Inc. has 4 segments (49.5% in Global Industrial).
- Primary market structure: Quasi-Monopoly vs Oligopoly. Pricing power: Strong vs Moderate.
- Moat breadth: Taiwan Semiconductor Manufacturing Company Limited has 7 moat types across 4 domains; Ecolab Inc. has 7 across 3.
Primary market context
Taiwan Semiconductor Manufacturing Company Limited
Leading-edge Foundry (7nm and below)
Leading-edge semiconductor foundry services (<=7nm logic process technologies)
Global
Fabless semiconductor companies, system companies, and IDMs
Dedicated foundry / contract manufacturer
74%
Ecolab Inc.
Global Industrial
Industrial water treatment & process chemistry (incl. food & beverage processing and pulp & paper process aids)
Global
B2B
formulator + on-site service/optimization provider
49.5%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
Taiwan Semiconductor Manufacturing Company Limited strengths
Ecolab Inc. strengths
Segment mix
Taiwan Semiconductor Manufacturing Company Limited segments
Full profile >Leading-edge Foundry (7nm and below)
Quasi-Monopoly
Mature & Specialty Foundry (16nm and above + specialty processes)
Oligopoly
Advanced Packaging & 3DFabric (CoWoS, InFO, SoIC)
Oligopoly
Ecolab Inc. segments
Full profile >Global Industrial
Oligopoly
Global Institutional & Specialty
Oligopoly
Global Healthcare & Life Sciences
Oligopoly
Global Pest Elimination
Oligopoly
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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.