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Treynor Ratio

Treynor Ratio

Learn how to evaluate excess return per unit of systematic market risk with the Treynor Ratio tool.

Risk Metrics
Risk-Adjusted Returns
Last updated: February 21, 2026

Treynor Ratio measures portfolio excess return relative to beta (systematic risk).

This differs from Sharpe-like metrics that use total volatility. Treynor focuses specifically on market-related risk exposure.

Why This Matters

High return can come from high market sensitivity rather than superior strategy. Treynor helps check whether return is efficient relative to beta risk taken.


How to Use the Tool

Use this workflow in Treynor Ratio:

1

Select Portfolio Positions

Build or choose your portfolio setup.

2

Choose Benchmark

Set benchmark used to estimate portfolio beta and context.

3

Set Risk-free Rate and Lookback

Define annualized risk-free input and rolling analysis window.

4

Calculate Treynor Ratio

Run the tool to generate rolling annualized Treynor chart.

5

Interpret with Beta Context

Read Treynor alongside beta dynamics to avoid false conclusions.

Treynor Ratio settings with benchmark, risk-free rate, lookback, and calculate button

Tool Settings

Benchmark

Used for beta estimation and comparative interpretation.

Risk-free Rate

Annualized baseline subtracted from return.

Lookback

Rolling window for Treynor and beta estimation.


Results: Section-by-Section Guide

1. Rolling Annualized Treynor Ratio Chart

Shows return efficiency per unit of systematic risk over time.

Rolling Annualized Treynor Ratio chart over time

Interpretation highlights:

  • Higher Treynor generally means better return per beta unit.
  • Very low or unstable values can indicate weak beta-adjusted efficiency.
  • Treynor alone does not classify an investment as good or bad; it is comparative.

2. Interpretation Section

The page text emphasizes that Treynor should be used with other tools and not as a stand-alone decision criterion.


Example

Portfolio A and B have similar return, but A has lower beta. A typically shows higher Treynor Ratio, indicating better compensation per unit of market risk.


Best Practices

Use benchmark that matches strategy

Beta quality depends on benchmark relevance.

Check beta regime shifts

Treynor can change when market sensitivity changes.

Pair with Sharpe/Sortino

Combine systematic-risk and total/downside-risk perspectives.

Avoid single-period conclusions

Use rolling context across different market regimes.

See also: Sharpe Ratio, Sortino Ratio, Beta

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