Key Takeaways
- Measures security performance vs. benchmark or peers.
- Highlights assets likely to outperform market trends.
- Supports sector rotation and momentum investing strategies.
What is Relative Strength?
Relative strength measures a security's price performance compared to a benchmark, such as the S&P 500, or its peers, helping you identify which assets are outperforming the broader market. Unlike the Relative Strength Index (RSI), relative strength focuses on comparative price trends rather than momentum oscillators.
This concept allows investors to capitalize on ongoing market trends by highlighting leaders and laggards within sectors or asset classes.
Key Characteristics
Relative strength helps you pinpoint strong and weak performers with these key traits:
- Comparative metric: It expresses a security’s price movement as a ratio against a benchmark or peer group, revealing relative gains or losses.
- Trend indicator: A rising relative strength line signals outperformance, while a declining line indicates underperformance or a laggard status.
- Momentum focus: Encourages "buy high, sell higher" strategies by riding price trends rather than timing bottoms.
- Sector rotation: Guides tactical shifts between industries based on which sectors show stronger relative performance.
- Simple calculation: The ratio of a security’s price to the benchmark’s price over time, often visualized as a line chart.
How It Works
Relative strength works by comparing a stock’s price changes to a benchmark like the S&P 500, allowing you to see whether it gains or loses ground during market moves. When the relative strength line rises, the stock outperforms; when it falls, it underperforms.
This approach assumes that strong performers will continue to lead in stable market environments, enabling you to focus on stocks with positive momentum. Tools for tactical asset allocation often incorporate relative strength to adjust portfolio weights dynamically toward outperforming sectors or stocks.
Examples and Use Cases
Relative strength is widely used in stock analysis and sector selection to enhance portfolio returns:
- Technology leaders: Stocks like Nvidia have shown strong relative strength during tech rallies, outperforming broader indexes.
- Sector shifts: Investors may rotate into energy stocks during commodity uptrends, following insights from guides like best energy stocks, while avoiding sectors with declining relative strength.
- Growth investing: Screening for companies with improving relative strength supports selecting from best growth stocks poised for continued momentum.
- Market corrections: Stocks that hold up better than the S&P 500 during downturns are attractive accumulation targets for potential breakouts.
Important Considerations
While relative strength is a powerful tool for identifying market leaders, it should not be used in isolation. Confirm momentum signals with broader technical indicators and fundamental analysis before making investment decisions.
Keep in mind that strong relative strength can reverse during volatile or changing market regimes. Combining it with concepts like the Kairi Relative Index can provide additional insight into price deviations and trend strength.
Final Words
Relative strength highlights which assets are outperforming their peers, offering a strategic edge in momentum-driven markets. To leverage this, track relative strength charts regularly and consider reallocating toward consistently strong performers.
Frequently Asked Questions
Relative Strength measures a security's performance compared to a benchmark, market index, or peers. It helps investors identify assets that are outperforming the market to capitalize on ongoing trends.
Relative Strength compares price performance against a benchmark to guide momentum and sector rotation strategies, while the Relative Strength Index (RSI) is a momentum oscillator used to spot overbought or oversold conditions.
Relative Strength is calculated by dividing the security's price by the benchmark's price over time, often shown as a line chart. A rising line indicates outperformance, while a falling line shows underperformance.
Investors use Relative Strength to identify leading stocks, choose high-performing sectors, and construct diversified portfolios. It helps capture momentum by buying assets that are already performing well.
Yes, Relative Strength helps investors target sectors that are outperforming, like technology during bull markets, and avoid lagging sectors, enabling more tactical and timely portfolio adjustments.
Positive Relative Strength means the stock is rising faster than the benchmark or resisting declines, often signaling institutional buying and potential for a breakout or continued gains.
During corrections, investors look for stocks that hold steady or decline less than the broader market, as these leaders often experience strong rebounds once market pressure eases.
Yes, platforms like TrendSpider allow investors to select benchmarks and monitor Relative Strength in real time, making it easier to screen and watch for outperforming stocks or sectors.

