Monopoly MOAT RESEARCH DESK / TOOLKIT
Free tools for monopoly ETF research.
Practical tools answer the questions a comparison table cannot: how concentrated a market is, what overlaps, what is private, which return basis is being used, and what could weaken a thesis.
Evidence from 7,152 issuer-years: the registered operating hypotheses were unsupported, while positive return estimates remained statistically inconclusive.
Read the paper → WORKING PAPER · MPLY · MOAT · TOLL · CZAR One Theme, Four PortfoliosFollow the evidence from the funds' short shared history to a hindsight-conditioned holdings backtest, then see what changes under monthly rebalancing.
Read the paper →Free market concentration calculator
HHI Calculator
Enter each company’s market share and get a plain-English concentration result. Optionally test what changes if two companies combine. Calculate concentration →ETF overlap calculator
ETF Overlap
Compare how much MPLY, MOAT, and TOLL share by portfolio weight, using dated issuer holdings rather than a simple ticker count. Compare shared holdings →Private-company exposure guide
Private Exposure
See which holdings are public, held through an SPV, or unresolved inside MPLY, MOAT, and TOLL—and what the sources do not establish. Review private exposure →Return comparison guide
Return Basis
Calculate two returns only after matching dates, currency, price basis, and benchmark proxy. Compare return bases →Thesis review worksheet
Thesis Review
Write down twelve conditions that could weaken a monopoly or moat thesis, then record evidence and dates as they change. Review a thesis →Market concentration explained
Four-firm concentration ratio
See how much of a market belongs to its four biggest companies. Start with a five-company example, then try your own figures. Calculate CR4 →HOW TO USE THE DESK
Start with the question. Check the date.
- DatedNo “current” figure without its observation date.
- QualifiedUnknowns remain unknown; estimates remain estimates.
- ReproducibleEvery derived result shows its formula and source.
- IndependentNo issuer compensation, ranking, or recommendation.