Understand the portfolio you own.
Practical guides to position weights, concentration and portfolio scores. Start with the examples, then check your own holdings in the free analyzer.
How to check your stock portfolio risk
Work through a $10,000 example, calculate concentration and understand what a single-stock loss would mean. Then check your own holdings.
Concentration · 9 minMeasuring portfolio concentration risk
Check your largest position, HHI and effective holdings with a worked example. Understand what concentration measures and what it cannot tell you about risk.
Scoring · 7 minWhat is a good portfolio score?
Understand portfolio score bands, component scores, risk settings and missing data. Learn how to read a result without treating it as a return forecast.
Check your own portfolio
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Integration guides for building portfolio analysis into an application. API plans and limits are separate from the free browser check.
Portfolio analysis API: integration guide
A practical architecture for turning holdings into explainable portfolio diagnostics, including inputs, response design, confidence, versioning, and error handling.
Diversification · 8 minPortfolio diversification API: metrics that matter
Move beyond holding count with maximum weight, HHI, effective positions, sector concentration, factor evidence, and coverage-aware output.
Risk · 8 minPortfolio risk API: design and interpretation
How to separate concentration, market sensitivity, evidence quality, trend, and risk-profile fit without pretending that one score predicts returns.