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RZB's Sharpe Ratio of 3.01 indicates that for each unit of volatility, it generates 3.01 units of excess return above the risk-free rate. The ratio is calculated using historical daily returns over the past 12 months (as of Jul 11, 2026).

Sharpe uses total volatility (standard deviation) which includes both upside and downside price movements, making it useful for comparing risk-adjusted returns across different assets. For how to read this number and when it can mislead, see Sharpe Ratio Explained.

RZB Sharpe Ratio Market Positioning

The chart shows RZB's Sharpe Ratio relative to all stocks on our platform, with color zones indicating percentile rankings. Higher ratios indicate better risk-adjusted returns.


  • Red zone (bottom 25%): -0.45 or lower
  • Yellow zone (middle 50%): -0.45 to 0.96
  • Green zone (top 25%): 0.96 or higher
  • Top 1%: 4.62+
  • Median: 0.10 — half of all investments score higher

How it compares to other similar stocks

The table compares RZB's Sharpe Ratio with other similar investments across multiple time periods.

Data shows available time periods plus all-time averages, as of Jul 11, 2026.


SymbolName1Y Sharpe Ratio5Y Sharpe Ratio10Y Sharpe RatioAll Time Sharpe Ratio
SHAZSharonAI Holdings Inc47.54
SNDKSandisk Corporation37.78
AXTIAXT, Inc.17.49
RVMDWRevolution Medicines Inc. Warrant16.50
WDCWestern Digital Corporation11.09
ERASErasca, Inc.10.83
CLYMClimb Bio Inc9.65
MUMicron Technology, Inc.9.29
LITELumentum Holdings Inc.8.68
BWBabcock & Wilcox Enterprises, Inc.8.26
RZBReinsurance Group of America, Inc.

S&P 500 Index

How to choose period

Historical Sharpe Ratio

The chart shows RZB's rolling Sharpe ratio over time compared to your chosen benchmark. Rising trends indicate improving returns relative to total volatility, while declining trends may signal deteriorating risk-adjusted performance or increased volatility. Use multiple timeframes to distinguish short-term fluctuations from long-term patterns.

Identify market cycles by observing when RZB consistently outperforms (line above benchmark), underperforms (below benchmark), or aligns with the benchmark.


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Sharpe Ratio Calculator

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