Sortino Ratio Calculator


Master Your Investments with Calcopolis: Dive Into Sortino Ratio Calculations!

stock broker at work

Investment tools and metrics are crucial aids for anyone aiming to make sound financial decisions—especially business owners with skin in the game. Among these, the Sortino Ratio stands out, honing in on risk-adjusted returns but with a twist—it's all about the downside.

What is the Sortino Ratio?

The Sortino Ratio, named after economist Frank A. Sortino, takes a divergent path from its cousin, the Sharpe Ratio. While both measure risk-adjusted returns, the Sortino Ratio filters out the noise by focusing solely on harmful volatility.

Sortino Ratio Formula

The formula is straightforward:

Sortino Ratio = (R − T​) / DR


  • R - represents the return of your investment,
  • T - is the target return or rate of return of safe assets,
  • DR - (downside risk) zeros in on returns falling below T.

Why Downside Risk Matters

Let's chat downside risk—essentially, it's the financial boogeyman under your business's bed. It's not just about what you might lose but about measuring only the losses that really make you sweat. By filtering out the "good" volatility (the kind that can favor your portfolio), the Sortino Ratio tells you how rough the ride could get when it actually gets rough.

This metric is invaluable because it gives a clear picture without the fluff—exactly what you need when precision is key.

How to Calculate the Sortino Ratio

Calculating the Sortino Ratio can feel like a breeze once you get the hang of it. Here’s how to crunch those numbers using a calculator:

  1. Gather Your Data: Start with your return series—basically, the list of your investment's returns over a specific period. Add your target return, the minimum you'd accept over the risk-free rate.
  2. Plug and Play: Enter these values into the Sortino Ratio calculator. It'll need the actual returns, the target return, and it calculates the downside risk for you.
  3. Results Interpretation: The calculator spits out a number. Above zero? You’re beating your target with manageable bad volatility. The higher the number, the smoother your ride in rough waters.

Practical Applications of the Sortino Ratio

stock broker at work

Investment Comparison: Imagine two funds, similar portfolios but how do they react when the market dips? Use the Sortino Ratio. It’ll show you which fund keeps its head above water better.

Personal Portfolios: For the DIY investor, the Sortino Ratio can act as a litmus test for your risk management. Tweaking your strategy? This ratio will show if you're moving towards less painful volatility.

Desirability of Investments: Higher Sortino Ratio, better investment? Generally, yes. It means higher returns with less of the bad shakes. It’s like choosing a road trip car that promises fewer bumps.

Using the Sortino Ratio isn't just about numbers—it’s about smarter, clearer investment strategies. Whether you're a seasoned investor or a business owner looking to safeguard your assets, it offers a sharp lens to view the risk-return landscape.

Similar and Complementary Tools and Metrics

Sharpe Ratio: Similar to the Sortino Ratio, the Sharpe Ratio also measures risk-adjusted returns but considers both upside and downside volatility, unlike Sortino, which focuses solely on downside.

Treynor Ratio: This metric assesses returns earned in excess of that which could have been earned on a riskless investment per each unit of market risk.

Alpha and Beta: Alpha measures an investment's performance relative to a benchmark, indicating if it's outperforming or underperforming. Beta gauges the volatility of an investment compared to the market as a whole.

CAPM - Capital Asset Pricing Model provides expected returns based on perceived risks and cost of capital.

IRR and XIRR - Measures for calculating an investment's annual growth rate over time, adjusting for cash flow timing.

CAGR - Calculates the mean annual growth rate of an investment over a specified time longer than one year.

How These Tools Complement the Sortino Ratio

Integrating the Sortino Ratio with tools like CAPM, IRR, and CAGR provides a robust framework for analyzing both risk and return. While Sortino offers insight into downside risk, combining it with CAPM and Beta can offer broader perspectives on risk relative to the market.

Alpha, meanwhile, adds a layer by comparing performance against benchmarks, making this ensemble invaluable for nuanced investment strategies.


Tools like the Sortino Ratio Calculator are vital, particularly for novice investors aiming to navigate the often turbulent waters of investment returns and risks. They not only simplify complex financial metrics but also arm investors with the confidence to make informed decisions.

Exploring these tools further can help investors cultivate a well-rounded approach to managing and understanding investment risks and returns, ensuring a healthier portfolio.


Created by Lucas Krysiak on 2024-04-16 09:55:31 | Last review by Mike Kozminsky on 2024-04-19 12:32:35

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