BIL vs. CTAS
BIL (SPDR Bloomberg 1-3 Month T-Bill ETF) is Government Bonds fund tracking the Bloomberg 1-3 Month U.S. Treasury Bill Index, while CTAS (Cintas Corporation) is a stock. Over the past 10 years, BIL returned 2.23%/yr vs 23.59%/yr for CTAS. At a correlation of -0.02, they often move in opposite directions.
Performance
BIL vs. CTAS - Performance Comparison
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Returns By Period
In the year-to-date period, BIL achieves a 1.95% return, which is significantly lower than CTAS's 7.84% return. Over the past 10 years, BIL has underperformed CTAS with an annualized return of 2.23%, while CTAS has yielded a comparatively higher 23.59% annualized return.
BIL
- 1D
- 0.01%
- 1M
- 0.28%
- 6M
- 1.77%
- YTD
- 1.95%
- 1Y
- 3.79%
- 3Y*
- 4.56%
- 5Y*
- 3.51%
- 10Y*
- 2.23%
- ALL TIME*
- 1.37%
CTAS
- 1D
- -1.30%
- 1M
- 18.12%
- 6M
- 3.78%
- YTD
- 7.84%
- 1Y
- -8.21%
- 3Y*
- 17.77%
- 5Y*
- 16.61%
- 10Y*
- 23.59%
- ALL TIME*
- 16.31%
BIL vs. CTAS - Yearly Performance Comparison
| 2026 (YTD) | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|
BIL SPDR Bloomberg 1-3 Month T-Bill ETF | 1.95% | 4.15% | 5.19% | 4.94% | 1.40% | -0.10% | 0.40% | 2.03% | 1.74% | 0.69% |
CTAS Cintas Corporation | 7.84% | 3.78% | 22.24% | 34.82% | 2.97% | 26.51% | 32.74% | 61.73% | 9.04% | 36.32% |
Correlation
The correlation between BIL and CTAS is -0.01, meaning there is essentially no relationship between their price movements. Each responds to its own set of market drivers, making them strong candidates for combining in a diversified portfolio.
| Correlation | |
|---|---|
Correlation (1Y) Calculated over the trailing 1-year period | -0.02 |
Correlation (3Y) Calculated over the trailing 3-year period | -0.05 |
Correlation (5Y) Calculated over the trailing 5-year period | -0.02 |
Correlation (10Y) Calculated over the trailing 10-year period | 0.01 |
Correlation (All Time) Calculated using the full available price history since May 30, 2007 | -0.02 |
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Return for Risk
BIL vs. CTAS — Risk / Return Rank
BIL
CTAS
BIL vs. CTAS - Risk-Adjusted Trends Comparison
This table presents a comparison of risk-adjusted performance metrics for SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) and Cintas Corporation (CTAS). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.
Values are calculated on a 1-year rolling basis and updated daily. Risk-adjusted metrics are more stable over longer periods — use the period switch above to explore them.
| BIL | CTAS | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +19.56 | ||
| Sortino ratioReturn per unit of downside risk | +153.08 | ||
| Omega ratioGain probability vs. loss probability | 69.15 | 0.96 | +68.19 |
| Calmar ratioReturn relative to maximum drawdown | 348.23 | -0.30 | +348.53 |
| Martin ratioReturn relative to average drawdown | 2,469.46 | -0.49 | +2,469.95 |
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Drawdowns
BIL vs. CTAS - Drawdown Comparison
The maximum BIL drawdown since its inception was -0.78%, smaller than the maximum CTAS drawdown of -65.32%. Use the drawdown chart below to compare losses from any high point for BIL and CTAS.
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Drawdown Indicators
| BIL | CTAS | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -0.78% | -65.32% | +64.54% |
Max Drawdown (1Y)Largest decline over 1 year | -0.01% | -27.23% | +27.22% |
Max Drawdown (3Y)Largest decline over 3 years | -0.01% | -27.68% | +27.67% |
Max Drawdown (5Y)Largest decline over 5 years | -0.08% | -27.68% | +27.60% |
Max Drawdown (10Y)Largest decline over 10 years | -0.21% | -48.38% | +48.17% |
Current DrawdownCurrent decline from peak | 0.00% | -10.52% | +10.52% |
Average DrawdownAverage peak-to-trough decline | -0.26% | -15.05% | +14.79% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.00% | 16.83% | -16.83% |
Volatility
BIL vs. CTAS - Volatility Comparison
The current volatility for SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) is 0.07%, while Cintas Corporation (CTAS) has a volatility of 10.39%. This indicates that BIL experiences smaller price fluctuations and is considered to be less risky than CTAS based on this measure. The chart below showcases a comparison of their rolling one-month volatility.
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Volatility by Period
| BIL | CTAS | Difference | |
|---|---|---|---|
Volatility (1M)Calculated over the trailing 1-month period | 0.07% | 10.39% | -10.32% |
Volatility (6M)Calculated over the trailing 6-month period | 0.14% | 18.93% | -18.79% |
Volatility (1Y)Calculated over the trailing 1-year period | 0.20% | 22.67% | -22.47% |
Volatility (5Y)Calculated over the trailing 5-year period, annualized | 0.26% | 22.89% | -22.63% |
Volatility (10Y)Calculated over the trailing 10-year period, annualized | 0.26% | 26.74% | -26.48% |
Dividends
BIL vs. CTAS - Dividend Comparison
BIL's dividend yield for the trailing twelve months is around 3.81%, more than CTAS's 0.89% yield.
| Position | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | 2015 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
BIL SPDR Bloomberg 1-3 Month T-Bill ETF | 3.81% | 4.13% | 5.03% | 4.92% | 1.35% | 0.00% | 0.30% | 2.05% | 1.66% | 0.68% | 0.07% | 0.00% |
CTAS Cintas Corporation | 0.89% | 0.89% | 0.80% | 0.83% | 0.93% | 0.77% | 0.99% | 0.95% | 1.22% | 1.04% | 1.15% | 1.15% |
Frequently Asked Questions
BIL and CTAS have a correlation of -0.01, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.
CTAS has higher volatility (10.39%) compared to BIL (0.07%). In terms of maximum drawdown, BIL dropped -0.78% vs CTAS's -65.32%.
BIL currently has the higher Sharpe Ratio (19.20 vs -0.36), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.
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