VOL. XCIV, NO. 247
★ WIDE MOAT STOCKS COMPARISON ★
NO ADVICE
Tuesday, December 30, 2025
Stock Comparison
CoStar Group, Inc. vs Northrop Grumman Corporation
Compare moat strength, market structure, and segment coverage to understand how each company defends its edge.
CoStar Group, Inc.
CSGP · 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 CoStar Group, Inc.'s moat claims, evidence, and risks.
View CSGP analysisNorthrop Grumman Corporation
NOC · 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 Northrop Grumman Corporation's moat claims, evidence, and risks.
View NOC analysisComparison highlights
- Moat score gap: CoStar Group, Inc. leads (75 / 100 vs 72 / 100 for Northrop Grumman Corporation).
- Segment focus: CoStar Group, Inc. has 6 segments (39% in Multifamily (Apartments.com Network)); Northrop Grumman Corporation has 4 segments (28.7% in Aeronautics Systems).
- Primary market structure: Oligopoly vs Oligopoly. Pricing power: Strong vs Moderate.
- Moat breadth: CoStar Group, Inc. has 9 moat types across 4 domains; Northrop Grumman Corporation has 6 across 3.
Primary market context
CoStar Group, Inc.
Multifamily (Apartments.com Network)
Online multifamily rental marketplaces and advertising
United States
Two-sided (renters + property managers/owners)
Marketplace (subscription advertising + workflow tools)
39%
Northrop Grumman Corporation
Aeronautics Systems
Military aircraft systems (manned & unmanned) plus sustainment/modernization
Global (primarily United States and allies)
U.S. government and allied governments
Prime contractor and major subsystem supplier
28.7%
Side-by-side metrics
Moat coverage
Shared moat types
CoStar Group, Inc. strengths
Northrop Grumman Corporation strengths
Segment mix
CoStar Group, Inc. segments
Full profile >CoStar (commercial real estate info & analytics)
Oligopoly
Information Services (lease management software + international info)
Competitive
Multifamily (Apartments.com Network)
Oligopoly
LoopNet (commercial property marketing marketplace)
Oligopoly
Residential (Homes.com + OnTheMarket)
Oligopoly
Other Marketplaces (Ten-X, Land.com, BizBuySell, etc.)
Competitive
Northrop Grumman Corporation segments
Full profile >Aeronautics Systems
Oligopoly
Defense Systems
Oligopoly
Mission Systems
Oligopoly
Space Systems
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.