SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) Performance
BIL total return
Distributions reinvested · as of Oct 23, 2026- YTD
- +2.9% since Dec 31, 2025
- 1 year
- +3.7% total return
- 5 years
- +3.7% a year
- 10 years
- +2.3% a year
- Since first price
- +1.4% a year since 2007
BIL trailing returns vs AGG, TLT, SPY
| Period | BIL total return | Price only | U.S. bonds (AGG) | 20+ yr Treasuries (TLT) | S&P 500 (SPY) |
|---|---|---|---|---|---|
| 1 month | +0.3% | +0.0% | +0.9% | +1.5% | −1.0% |
| 3 months | +1.0% | +0.1% | −0.4% | −1.0% | +3.2% |
| 6 months | +1.8% | +0.0% | −1.5% | −3.8% | +7.8% |
| YTD | +2.9% | +0.3% | −1.0% | −3.4% | +12.3% |
| 1 year | +3.7% | −0.0% | −1.1% | −6.9% | +14.4% |
| 3 years | +13.9%+4.4%/yr | −0.1% | +16.6%+5.2%/yr | +9.7%+3.1%/yr | +87.4%+23.3%/yr |
| 5 years | +20.0%+3.7%/yr | +0.2% | −0.8%−0.2%/yr | −32.5%−7.6%/yr | +79.3%+12.4%/yr |
| 10 years | +25.8%+2.3%/yr | +0.2% | +14.0%+1.3%/yr | −18.7%−2.0%/yr | +315.9%+15.3%/yr |
| 15 years | +25.5%+1.5%/yr | −0.1% | +32.2%+1.9%/yr | +9.9%+0.6%/yr | +696.0%+14.8%/yr |
| Since inceptionMay 30, 2007 | +30.9%+1.4%/yr | +0.0% | — | — | — |
Total return from adjusted closes (distributions reinvested, before tax). Periods of 3 years or more are also shown annualized. Price only excludes distributions.
Growth of $10,000: BIL vs AGG
From May 30, 2007: BIL grew to $13,095, AGG to $17,438.
Year-end values with distributions reinvested, no taxes or trading costs. Start: first common trading day of both funds.
BIL returns by calendar year
11 of 18 full years positive. Best 2024 (+5.2%), worst 2015 (−0.1%). 2026 is year to date.
BIL annual returns table
| Year | BIL | Largest drop | AGG | TLT | SPY |
|---|---|---|---|---|---|
| 2026YTD | +2.9% | −0.0% | −1.0% | −3.4% | +12.3% |
| 2025 | +4.1% | −0.0% | +7.2% | +4.3% | +17.7% |
| 2024 | +5.2% | −0.0% | +1.3% | −8.1% | +24.9% |
| 2023 | +4.9% | −0.0% | +5.7% | +2.8% | +26.2% |
| 2022 | +1.4% | −0.0% | −13.0% | −31.2% | −18.2% |
| 2021 | −0.1% | −0.1% | −1.8% | −4.6% | +28.7% |
| 2020 | +0.4% | −0.1% | +7.5% | +18.2% | +18.3% |
| 2019 | +2.0% | −0.0% | +8.5% | +14.1% | +31.2% |
| 2018 | +1.7% | −0.0% | +0.1% | −1.6% | −4.6% |
| 2017 | +0.7% | −0.0% | +3.6% | +9.2% | +21.7% |
| 2016 | +0.1% | −0.1% | +2.4% | +1.2% | +12.0% |
| 2015 | −0.1% | −0.2% | +0.5% | −1.8% | +1.2% |
| 2014 | −0.1% | −0.1% | +6.0% | +27.3% | +13.5% |
| 2013 | −0.1% | −0.1% | −2.0% | −13.4% | +32.3% |
| 2012 | −0.0% | −0.0% | +3.8% | +2.6% | +16.0% |
| 2011 | −0.0% | −0.1% | +7.7% | +34.0% | +1.9% |
| 2010 | −0.0% | −0.1% | +6.4% | +9.0% | +15.1% |
| 2009 | +0.3% | −0.2% | +3.0% | −21.8% | +26.4% |
| 2008 | +1.6% | −0.8% | +7.9% | +33.9% | −36.8% |
Largest drop = deepest fall from a high within that calendar year.
Calendar-year return vs largest drop within the year
Most years include a sizable fall at some point even when the year ends higher.
BIL risk statistics
| Statistic | 3 years | 5 years | 10 years | Since 2007 |
|---|---|---|---|---|
| Annualized return | +4.5% | +3.6% | +2.3% | +1.4% |
| Volatility (annualized) | 0.2% | 0.5% | 0.6% | 0.6% |
| Sharpe ratio | — | — | — | — |
| Sortino ratio | — | — | — | — |
| Best month | +0.5% | +0.5% | +0.5% | +0.5% |
| Worst month | +0.3% | −0.0% | −0.0% | −0.2% |
| Best 12 months | +5.4% | +5.4% | +5.4% | +5.4% |
| Worst 12 months | +3.7% | +0.5% | −0.1% | −0.2% |
| Positive months | 100% | 90% | 82% | 59% |
| Beta vs S&P 500 | 0.00 | 0.01 | -0.00 | — |
| Correlation with S&P 500 | 0.21 | 0.17 | -0.01 | — |
From monthly total returns. Sharpe and Sortino use 1–3 month T-bills (BIL) as the risk-free rate, so they need history from 2007 on.
BIL rolling returns
| Holding period | Periods | Worst | Median | Best | Positive |
|---|---|---|---|---|---|
| 1-year | 222 | −0.2% | +0.3% | +5.4% | 62% |
| 3-year (a year) | 198 | −0.1% | +0.5% | +4.8% | 68% |
| 5-year (a year) | 174 | −0.1% | +0.8% | +3.7% | 76% |
| 10-year (a year) | 114 | +0.2% | +0.5% | +2.3% | 100% |
Every holding period starting at a month-end since 2007. Returns for 3 years and longer are annualized.
BIL performance overview
SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) returned +3.7% over the past year and +2.3% a year over ten years, with distributions reinvested. Since its first recorded price in 2007 it has returned +1.4% a year, turning $10,000 into about $13,095. Over the same year U.S. bonds (AGG) returned −1.1%.
Related: BIL chart, BIL dividends, BIL bond profile. See the BIL overview for the latest quote and fund facts.
BIL performance FAQ
What is the BIL return over the past year?
BIL returned +3.7% over the 12 months to October 23, 2026, including reinvested distributions. On price alone it fell 0.0%.
What is the average annual return of BIL?
BIL has returned +3.7% a year over 5 years, +2.3% a year over 10 years, +1.4% a year since May 30, 2007 (total return, distributions reinvested).
How much would $10,000 invested in BIL be worth?
$10,000 invested in BIL at its first recorded close on May 30, 2007 would be worth about $13,095 on October 23, 2026 with distributions reinvested.
What was the worst year for BIL?
The worst calendar year was 2015, with a total return of −0.1%. The best was 2024 at +5.2%.
How volatile is BIL?
Over the past 3 years BIL had an annualized volatility of 0.2%.