Field notes for value investors.

Practical, framework-driven essays for self-directed investors. How to read an industry, judge a moat, build a thesis, and tell a real compounder from a story stock.

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Research Process

How to Build an Initial Understanding of a Company

A structured approach to quickly understanding what a company does, how it makes money, and whether it deserves deeper research.

schedule 8 min read · Mar 12, 2026
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Research Process

What to Look at Before Doing Deep Stock Research

Before committing hours to a company, experienced investors run a few quick checks on business quality, valuation, and risk.

schedule 7 min read · Mar 8, 2026
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Industry Analysis

How to Understand an Industry Before Analyzing a Business

Industry structure determines how much value a company can capture. Learn the framework for industry analysis before diving into individual stocks.

schedule 9 min read · Mar 5, 2026
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Competitive Advantage

What Makes a Strong Economic Moat

Not every competitive advantage is a moat. Learn how to distinguish sustainable moats from temporary advantages using a value investing framework.

schedule 10 min read · Feb 28, 2026
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Research Process

How to Compare Two Companies in the Same Industry

Comparing companies within an industry requires more than looking at P/E ratios. Learn a structured framework for meaningful peer comparison.

schedule 8 min read · Feb 22, 2026
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Research Process

How to Move from a Company Idea to a Research Thesis

A company idea is only a starting point. Learn how to turn initial interest into a research thesis with clear assumptions and risk markers.

schedule 9 min read · Feb 15, 2026

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