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🧩 Portfolio risk and concentration

Enter each position’s value to visualize its weight, the top-three share and the HHI concentration index. Data stays only in this browser.

Add a position

Use the same reference currency for every value.

Local data

Names, values and categories remain in this device’s localStorage.

What HHI measures

The sum of squared weights: 1 means one position, while a lower value means a more distributed allocation.

Important limitation

This dashboard does not measure correlation, volatility or liquidity and is not financial advice.