VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, December 31, 2025
Stock Comparison
HEICO Corporation vs MarketAxess Holdings Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
HEICO Corporation
HEI · NYSE
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into HEICO Corporation's moat claims, evidence, and risks.
View HEI analysisMarketAxess Holdings Inc.
MKTX · NASDAQ Global Select Market
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into MarketAxess Holdings Inc.'s moat claims, evidence, and risks.
View MKTX analysisComparison highlights
- Moat score gap: HEICO Corporation leads (77 / 100 vs 74 / 100 for MarketAxess Holdings Inc.).
- Segment focus: HEICO Corporation has 2 segments (69.5% in Flight Support Group (FSG)); MarketAxess Holdings Inc. has 2 segments (87.1% in Trade Execution Solutions).
- Moat breadth: HEICO Corporation has 6 moat types across 3 domains; MarketAxess Holdings Inc. has 6 across 3.
Primary market context
HEICO Corporation
Flight Support Group (FSG)
Aerospace aftermarket replacement parts and MRO services (jet engine and aircraft components), including FAA-approved PMA parts
Global
Commercial airlines, cargo carriers, MROs, OEMs, and government/military customers
Aftermarket parts manufacturer + MRO/repair provider + distributor
69.5%
MarketAxess Holdings Inc.
Trade Execution Solutions
Electronic fixed-income trade execution platforms (credit and rates)
Global
Institutional investors, broker-dealers, and alternative liquidity providers
Electronic trading venue / marketplace operator
87.1%
Side-by-side metrics
Moat coverage
Shared moat types
No overlap yet.
HEICO Corporation strengths
MarketAxess Holdings Inc. strengths
Segment mix
HEICO Corporation segments
Full profile >Flight Support Group (FSG)
Oligopoly
Electronic Technologies Group (ETG)
Oligopoly
MarketAxess Holdings Inc. segments
Full profile >Trade Execution Solutions
Oligopoly
Services (Data, Post-Trade and Technology)
Competitive
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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.