VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Thursday, January 8, 2026
Stock Comparison
Bio-Rad Laboratories, Inc. vs Paychex, Inc.
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
Bio-Rad Laboratories, Inc.
BIO · 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 Bio-Rad Laboratories, Inc.'s moat claims, evidence, and risks.
View BIO analysisPaychex, Inc.
PAYX · 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 Paychex, Inc.'s moat claims, evidence, and risks.
View PAYX analysisComparison highlights
- Moat score gap: Paychex, Inc. leads (66 / 100 vs 61 / 100 for Bio-Rad Laboratories, Inc.).
- Segment focus: Bio-Rad Laboratories, Inc. has 2 segments (59.9% in Clinical Diagnostics); Paychex, Inc. has 3 segments (73% in Management Solutions).
- Moat breadth: Bio-Rad Laboratories, Inc. has 6 moat types across 3 domains; Paychex, Inc. has 7 across 4.
Primary market context
Bio-Rad Laboratories, Inc.
Clinical Diagnostics
In vitro diagnostics test systems, reagents/test kits, informatics, and clinical laboratory quality controls
Global
Hospital laboratories; diagnostic reference laboratories; transfusion laboratories; physician office laboratories
IVD OEM / installed-base consumables supplier (systems + kits + controls)
59.9%
Paychex, Inc.
Management Solutions
Payroll processing and integrated HCM solutions for SMB and mid-market employers
United States (primarily)
Employers (SMB and mid-market)
HCM SaaS + outsourced payroll/HR service provider
73%
Side-by-side metrics
Moat coverage
Shared moat types
Bio-Rad Laboratories, Inc. strengths
Paychex, Inc. strengths
Segment mix
Bio-Rad Laboratories, Inc. segments
Full profile >Life Science
Competitive
Clinical Diagnostics
Oligopoly
Paychex, Inc. segments
Full profile >Management Solutions
Oligopoly
PEO and Insurance Solutions
Competitive
Client funds float (interest on funds held for clients)
Oligopoly
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Proven models entering the expansion stage with unit economics that work.
View expansion-stage stocksCuration & 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.