portfolios.tools

Portfolio

Rebalancing, ETF overlap detection, sector benchmarking, portfolio beta, risk parity allocation, and efficient frontier construction for building and maintaining optimal portfolios.

ETF Overlap Detector

Compare ETF holdings to detect hidden portfolio concentration risks.

Portfolio Rebalancer Calculator

Calculate optimal buy orders for new cash contributions with our free portfolio rebalancing calculator to hit your target allocation: no selling required.

Portfolio Temperature

Heat-map of sector, country & currency concentration risk in your portfolio.

Sector Benchmark Comparator

Compare your portfolio sector weights against the S&P 500: see over/underweight positions.

Risk Parity Allocator

Allocate capital by risk contribution: balance volatility and correlation across assets.

2-Asset Efficient Frontier

Plot the efficient frontier, min variance portfolio, and tangency portfolio for any two assets: adjust return, volatility, and correlation.

Target Allocation Drilldown

Roll ETF weights into regional and sector exposure.

Permanent Portfolio

Test Harry Browne 25/25/25/25 allocation with historical data.

Sector Rotation

Track sector outperformance across economic cycles.

Asset Correlation Matrix

Visualize how ETFs and asset classes move together.

Multi Currency Portfolio

Convert holdings to base currency with FX exposure.

Core Satellite Allocator

Model core/satellite weights with concentration checks.

Crypto Equity Allocator

Inverse volatility sizing between crypto and equities.

Treynor Ratio

Excess return per unit of systematic risk measured by portfolio beta.

SPY Correlation Matrix

Compare manually entered correlations and beta values against SPY, rank securities, and measure a portfolio weighted diversification score without uploading portfolio data.