- ISIN
- US78468R6633
- CUSIP
- 78464A680
- Issuer
- State Street
- Inception Date
- May 25, 2007
- Region
- North America (U.S.)
- Category
- Government Bonds, Ultrashort Bond
- Leveraged
- 1x (No leverage)
- Index Tracked
- Bloomberg 1-3 Month U.S. Treasury Bill Index
- Domicile
- United States
- Distribution Policy
- Distributing
- Asset Class
- Bond
- Assets Under Management
- $47B
Share Price Chart
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Performance
BIL Performance Chart
SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) is up 1.5% since the beginning of the year. BIL is currently trading at $91 per share. Investors who bought $1,000 worth of BIL shares 5 years ago would now be looking at an investment worth $1,183.
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Returns By Period
SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) has returned 1.54% so far this year and 3.88% over the past 12 months. Over the last ten years, BIL has returned 2.19% per year, falling short of the S&P 500 Index benchmark, which averaged 13.45% annually.
SPDR Bloomberg 1-3 Month T-Bill ETF
- 1D
- 0.01%
- 1M
- 0.29%
- YTD
- 1.54%
- 6M
- 1.78%
- 1Y
- 3.88%
- 3Y*
- 4.62%
- 5Y*
- 3.42%
- 10Y*
- 2.19%
Benchmark (S&P 500 Index)
- 1D
- 0.30%
- 1M
- 0.09%
- YTD
- 8.18%
- 6M
- 8.17%
- 1Y
- 23.42%
- 3Y*
- 19.88%
- 5Y*
- 11.91%
- 10Y*
- 13.45%
BIL Monthly Returns History
Based on dividend-adjusted daily data since May 30, 2007, BIL's average daily return is +0.01%, while the average monthly return is +0.11%. At this rate, an investment would double in approximately 52.5 years.
Historically, 61% of months were positive and 39% were negative. The best month was Sep 2008 with a return of +0.5%, while the worst month was Oct 2008 at -0.2%. The longest winning streak lasted 50 consecutive months, and the longest losing streak was 13 months.
On a daily basis, BIL closed higher 44% of trading days. The best single day was Sep 17, 2008 with a return of +0.4%, while the worst single day was Oct 13, 2008 at -0.4%.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 0.30% | 0.27% | 0.29% | 0.29% | 0.32% | 0.08% | 1.54% | ||||||
| 2025 | 0.35% | 0.32% | 0.33% | 0.34% | 0.36% | 0.34% | 0.36% | 0.37% | 0.33% | 0.35% | 0.29% | 0.34% | 4.15% |
| 2024 | 0.43% | 0.44% | 0.41% | 0.43% | 0.46% | 0.40% | 0.45% | 0.46% | 0.42% | 0.40% | 0.37% | 0.40% | 5.19% |
| 2023 | 0.28% | 0.35% | 0.40% | 0.36% | 0.38% | 0.46% | 0.39% | 0.50% | 0.40% | 0.43% | 0.47% | 0.43% | 4.94% |
| 2022 | 0.00% | -0.02% | 0.05% | -0.01% | 0.03% | 0.08% | 0.04% | 0.19% | 0.21% | 0.16% | 0.31% | 0.36% | 1.40% |
| 2021 | 0.00% | -0.01% | -0.01% | 0.00% | -0.01% | -0.02% | -0.01% | -0.01% | 0.01% | -0.01% | -0.02% | 0.00% | -0.10% |
Benchmark Metrics
SPDR Bloomberg 1-3 Month T-Bill ETF has an annualized alpha of 1.39%, beta of -0.00, and R2 of 0.01 versus S&P 500 Index. Calculated based on daily prices since May 30, 2007.
- This ETF captured 2.60% of S&P 500 Index gains and tended to rise during its downturns (downside capture of -3.90%) - a profile typical of hedging or uncorrelated assets.
- Beta of -0.00 may look defensive, but with R2 of 0.01 this ETF is largely uncorrelated with S&P 500 Index - low beta reflects independence, not downside protection. See the Volatility section for a true picture of this ETF's risk.
- R2 of 0.01 means this ETF moves largely independently of S&P 500 Index - capture ratios reflect limited market correlation rather than active downside protection. Consider using a more representative benchmark.
- Alpha
- 1.39%
- Beta
- -0.00
- R²
- 0.01
- Upside Capture
- 2.60%
- Downside Capture
- -3.90%
Expense Ratio
BIL has an expense ratio of 0.14%, which is considered low.
Return for Risk
Risk / Return Rank
BIL ranks 100 for risk / return — in the top 100% of ETFs on our site. This means strong returns relative to risk — exactly what professional investors look for. Well-suited for investors who want to maximize return per unit of risk.
Return / Risk — by metrics
The table below present risk-adjusted performance metrics for SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) and compare them to S&P 500 Index.
| BIL | Benchmark | Difference | |
|---|---|---|---|
| Sharpe ratioReturn per unit of total volatility | +17.70 | ||
| Sortino ratioReturn per unit of downside risk | +172.04 | ||
| Omega ratioGain probability vs. loss probability | 88.16 | 1.35 | +86.81 |
| Calmar ratioReturn relative to maximum drawdown | 356.40 | 2.59 | +353.81 |
| Martin ratioReturn relative to average drawdown | 2,826.06 | 11.84 | +2,814.21 |
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month. | |||
Dividends
Dividend History
SPDR Bloomberg 1-3 Month T-Bill ETF provided a 3.86% dividend yield over the last twelve months, with an annual payout of $3.53 per share.
| Period | TTM | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Dividend | $3.53 | $3.77 | $4.60 | $4.50 | $1.24 | $0.00 | $0.28 | $1.87 | $1.52 | $0.63 | $0.06 |
Dividend yield | 3.86% | 4.13% | 5.03% | 4.92% | 1.35% | 0.00% | 0.30% | 2.05% | 1.66% | 0.68% | 0.07% |
Monthly Dividends
The table displays the monthly dividend distributions for SPDR Bloomberg 1-3 Month T-Bill ETF. The dividends shown in the table have been adjusted to account for any splits that may have occurred.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Total | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | $0.00 | $0.27 | $0.24 | $0.26 | $0.27 | $0.27 | $1.32 | ||||||
| 2025 | $0.00 | $0.33 | $0.29 | $0.32 | $0.31 | $0.32 | $0.31 | $0.32 | $0.32 | $0.31 | $0.30 | $0.65 | $3.77 |
| 2024 | $0.00 | $0.41 | $0.36 | $0.40 | $0.39 | $0.41 | $0.39 | $0.40 | $0.40 | $0.37 | $0.36 | $0.72 | $4.60 |
| 2023 | $0.00 | $0.34 | $0.26 | $0.37 | $0.35 | $0.37 | $0.37 | $0.39 | $0.40 | $0.39 | $0.41 | $0.84 | $4.50 |
| 2022 | $0.00 | $0.00 | $0.02 | $0.00 | $0.00 | $0.03 | $0.05 | $0.10 | $0.14 | $0.16 | $0.21 | $0.53 | $1.24 |
| 2021 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 | $0.00 |
Drawdowns
Drawdowns Chart
The Drawdowns chart displays portfolio losses from any high point along the way. Drawdowns are calculated considering price movements and all distributions paid, if any.
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Worst Drawdowns
The table below displays the maximum drawdowns of the SPDR Bloomberg 1-3 Month T-Bill ETF. A maximum drawdown is a measure of risk, indicating the largest reduction in portfolio value due to a series of losing trades.
The maximum drawdown for the SPDR Bloomberg 1-3 Month T-Bill ETF was 0.78%, occurring on Dec 9, 2015. Recovery took 509 trading sessions.
Related event | Drawdown | Fall | Recovery | Underwater |
|---|---|---|---|---|
2015 pullback2015 | -0.78%Dec 2015 | 7y 2mo | 2y 7d | 9y 2moSep 2008 - Dec 2017 |
Financial crisis2007–2009 | -0.63%Sep 2008 | 1d | 10d | 11dSep 2008 - Sep 2008 |
2007 pullback2007 | -0.24%Aug 2007 | 6d | 11d | 17dAug 2007 - Sep 2007 |
Bear market2022 | -0.21%Feb 2022 | 1y 10mo | 5mo 19d | 2y 4moMar 2020 - Aug 2022 |
Financial crisis2007–2009 | -0.17%Mar 2008 | 5d | 2mo 9d | 2mo 14dMar 2008 - Jun 2008 |
Drawdown Indicators
| BIL | Benchmark | Difference | |
|---|---|---|---|
Max DrawdownLargest peak-to-trough decline | -0.78% | -56.78% | +56.00% |
Max Drawdown (1Y)Largest decline over 1 year | -0.01% | -9.10% | +9.09% |
Max Drawdown (3Y)Largest decline over 3 years | -0.01% | -18.90% | +18.89% |
Max Drawdown (5Y)Largest decline over 5 years | -0.09% | -25.43% | +25.34% |
Max Drawdown (10Y)Largest decline over 10 years | -0.21% | -33.92% | +33.71% |
Current DrawdownCurrent decline from peak | 0.00% | -2.68% | +2.68% |
Average DrawdownAverage peak-to-trough decline | -0.26% | -10.72% | +10.46% |
Ulcer IndexDepth and duration of drawdowns from previous peaks | 0.00% | 1.98% | -1.98% |
Volatility
Volatility Chart
The chart below shows the rolling one-month volatility.
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