VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, December 31, 2025
Stock Comparison
Gilead Sciences, Inc. vs Waste Management, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Gilead Sciences, Inc.
GILD · 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 Gilead Sciences, Inc.'s moat claims, evidence, and risks.
View GILD analysisWaste Management, Inc.
WM · 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 Waste Management, Inc.'s moat claims, evidence, and risks.
View WM analysisComparison highlights
- Moat score gap: Waste Management, Inc. leads (79 / 100 vs 74 / 100 for Gilead Sciences, Inc.).
- Segment focus: Gilead Sciences, Inc. has 5 segments (68.5% in HIV); Waste Management, Inc. has 4 segments (82.2% in Collection and Disposal).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Moderate vs Strong.
- Moat breadth: Gilead Sciences, Inc. has 8 moat types across 3 domains; Waste Management, Inc. has 7 across 3.
Primary market context
Gilead Sciences, Inc.
HIV
HIV treatment and prevention medicines (antiretroviral therapy and PrEP)
Global (U.S. and Europe are major markets)
Patients/prescribers; reimbursed by public and private payers; distributed via wholesalers and specialty pharmacies
Drug developer and marketing authorization holder
68.5%
Waste Management, Inc.
Collection and Disposal
Municipal, commercial, and industrial solid waste collection, transfer, and landfill disposal
North America (primarily US and Canada)
Municipalities and end-customers (residential, commercial, industrial) via direct and contract channels
Integrated hauler + transfer + landfill owner/operator
82.2%
Side-by-side metrics
Moat coverage
Shared moat types
Gilead Sciences, Inc. strengths
Waste Management, Inc. strengths
Segment mix
Gilead Sciences, Inc. segments
Full profile >HIV
Oligopoly
Oncology (Cell Therapy + Trodelvy)
Oligopoly
Liver Disease
Oligopoly
Veklury (Remdesivir)
Competitive
Other Products
Competitive
Waste Management, Inc. segments
Full profile >Collection and Disposal
Oligopoly
Recycling Processing and Sales
Competitive
WM Renewable Energy
Competitive
WM Healthcare Solutions
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.