VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, December 31, 2025
Stock Comparison
American Tower Corporation vs Walmart Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
American Tower Corporation
AMT · 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 American Tower Corporation's moat claims, evidence, and risks.
View AMT analysisWalmart Inc.
WMT · 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 Walmart Inc.'s moat claims, evidence, and risks.
View WMT analysisComparison highlights
- Moat score gap: Walmart Inc. leads (77 / 100 vs 76 / 100 for American Tower Corporation).
- Segment focus: American Tower Corporation has 3 segments; Walmart Inc. has 3 segments (68.3% in Walmart U.S.).
- Primary market structure: Oligopoly vs Competitive. Pricing power: Moderate vs Weak.
- Moat breadth: American Tower Corporation has 6 moat types across 4 domains; Walmart Inc. has 6 across 4.
Primary market context
American Tower Corporation
U.S. & Canada Communications Sites
Wireless communications site leasing (macro towers, rooftops and DAS)
United States and Canada
Wireless carriers and other tenants (broadcast, data, government/municipal)
Independent owner/operator of communications real estate (towerco)
Walmart Inc.
Walmart U.S.
U.S. omnichannel discount retail and grocery (supercenters, neighborhood markets, eCommerce)
United States
Consumers and small businesses; marketplace sellers and advertisers (for marketplace and retail media offerings)
Retailer / marketplace operator / last-mile fulfillment network
68.3%
Side-by-side metrics
Moat coverage
Shared moat types
American Tower Corporation strengths
Walmart Inc. strengths
Segment mix
American Tower Corporation segments
Full profile >U.S. & Canada Communications Sites
Oligopoly
International Communications Sites
Oligopoly
Data Centers
Competitive
Walmart Inc. segments
Full profile >Walmart U.S.
Competitive
Walmart International
Competitive
Sam's Club U.S.
Oligopoly
Want the full wide moat stocks list?
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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.