VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Monday, December 29, 2025
Stock Comparison
GSK plc vs Novo Nordisk A/S
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
GSK plc
GSK · London Stock Exchange
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Novo Nordisk A/S
NOVOB · Nasdaq Copenhagen
Weighted average of segment moat scores, combining moat strength, durability, confidence, market structure, pricing power, and market share.
Full stock profile
Dive deeper into Novo Nordisk A/S's moat claims, evidence, and risks.
View NOVOB analysisComparison highlights
- Moat score gap: Novo Nordisk A/S leads (85 / 100 vs 62 / 100 for GSK plc).
- Segment focus: GSK plc has 3 segments (37.6% in Specialty Medicines); Novo Nordisk A/S has 3 segments (71.1% in Diabetes care).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Strong vs Moderate.
- Moat breadth: GSK plc has 4 moat types across 3 domains; Novo Nordisk A/S has 5 across 3.
Primary market context
GSK plc
Specialty Medicines
Branded specialty pharmaceuticals (HIV, oncology, immunology/respiratory)
Global
Hospitals, specialist physicians, payers
Innovator & branded manufacturer
37.6%
Novo Nordisk A/S
Diabetes care
Diabetes pharmaceuticals (GLP-1 for type 2 diabetes, insulin, and related therapies)
Global
Payers/providers and patients (via wholesalers/pharmacies/hospitals)
Originator pharma (R&D, regulatory, manufacturing, commercialization)
71.1%
Side-by-side metrics
Moat coverage
Shared moat types
GSK plc strengths
Novo Nordisk A/S strengths
Segment mix
GSK plc segments
Full profile >Vaccines
Oligopoly
Specialty Medicines
Oligopoly
General Medicines
Competitive
Novo Nordisk A/S segments
Full profile >Diabetes care
Oligopoly
Obesity care
Duopoly
Rare disease
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 Pricing, features, and availability may be incomplete or out of date.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.