VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Wednesday, December 31, 2025
Stock Comparison
Automatic Data Processing, Inc. vs Gilead Sciences, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Automatic Data Processing, Inc.
ADP · 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 Automatic Data Processing, Inc.'s moat claims, evidence, and risks.
View ADP analysisGilead 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 analysisComparison highlights
- Moat score gap: Gilead Sciences, Inc. leads (74 / 100 vs 71 / 100 for Automatic Data Processing, Inc.).
- Segment focus: Automatic Data Processing, Inc. has 2 segments (67.5% in Employer Services); Gilead Sciences, Inc. has 5 segments (68.5% in HIV).
- Moat breadth: Automatic Data Processing, Inc. has 7 moat types across 4 domains; Gilead Sciences, Inc. has 8 across 3.
Primary market context
Automatic Data Processing, Inc.
Employer Services
Payroll processing and cloud HCM (HR, time, talent, tax, benefits) software and outsourcing
Global
Businesses (SMB to large enterprise)
SaaS and managed services provider
67.5%
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%
Side-by-side metrics
Moat coverage
Shared moat types
Automatic Data Processing, Inc. strengths
Gilead Sciences, Inc. strengths
Segment mix
Automatic Data Processing, Inc. segments
Full profile >Employer Services
Oligopoly
Professional Employer Organization (PEO) Services
Competitive
Gilead Sciences, Inc. segments
Full profile >HIV
Oligopoly
Oncology (Cell Therapy + Trodelvy)
Oligopoly
Liver Disease
Oligopoly
Veklury (Remdesivir)
Competitive
Other Products
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.