State Street Prime Money Market ETF (MMK) Sharpe Ratio

The table compares State Street Prime Money Market ETF's Sharpe Ratio with other ETFs in the Money Market category across multiple time periods, showing how MMK's risk-adjusted performance compares to similar funds.

Data shows 1-, 5-, and 10-year periods, plus each fund's all-time average, as of Jul 4, 2026.

The chart shows MMK'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 MMK consistently outperforms (line above benchmark), underperforms (below benchmark), or aligns with the benchmark.