Pages-native · local portfolio analytics

Portfolio Lab

Bring your own historical prices and run the portfolio math locally: returns, volatility, drawdown, beta, concentration, correlations, and risk contribution. Nothing is uploaded anywhere.

CSV / pasteRuns in browserNo market-data key

Add/paste price history or load the demo dataset, then analyze.

Local CSV—

Cumulative return—

Annualized return—

Annualized volatility—

Max drawdown—

Beta vs benchmark—

Benchmark correlation—

Top holding—

Effective positions—

Risk contribution

Holdings

Open Reports →

Symbol	Weight	Return	Volatility	Risk contribution

Correlation

Holding matrix

Benchmark

Benchmark return—

Observations—

Start—

End—

Data & model boundary

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