BIL
$91.66+0.02%
as of close, Oct 27, 2026
☾ AH $91.66 +0.02%
SPDR Bloomberg 1-3 Month T-Bill ETFETF · Bonds
SPDR Bloomberg 1-3 Month T-Bill ETF monthly returns
SPDR Bloomberg 1-3 Month T-Bill ETF has averaged 0.11% per month, positive in 58% of months. Month-by-month returns for SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) below, through October 27, 2026 — the table lists the most recent months; the bar chart plots the last 5 years.
Average month
+0.1%
226 months
Best month
+0.5%
Sep 2008
Worst month
-0.2%
Oct 2008
Positive months
58%
of all months
SPDR Bloomberg 1-3 Month T-Bill ETF monthly returns#
| Month | Path | Total return |
|---|---|---|
| Oct 2026 | +0.3% | |
| Sep 2026 | +0.3% | |
| Aug 2026 | +0.3% | |
| Jul 2026 | +0.3% | |
| Jun 2026 | +0.3% | |
| May 2026 | +0.3% | |
| Apr 2026 | +0.3% | |
| Mar 2026 | +0.3% | |
| Feb 2026 | +0.3% | |
| Jan 2026 | +0.3% | |
| Dec 2025 | +0.3% | |
| Nov 2025 | +0.3% | |
| Oct 2025 | +0.4% | |
| Sep 2025 | +0.3% | |
| Aug 2025 | +0.4% | |
| Jul 2025 | +0.4% | |
| Jun 2025 | +0.3% | |
| May 2025 | +0.4% | |
| Apr 2025 | +0.3% | |
| Mar 2025 | +0.3% | |
| Feb 2025 | +0.3% | |
| Jan 2025 | +0.4% | |
| Dec 2024 | +0.4% | |
| Nov 2024 | +0.4% | |
| Oct 2024 | +0.4% | |
| Sep 2024 | +0.4% | |
| Aug 2024 | +0.5% | |
| Jul 2024 | +0.5% | |
| Jun 2024 | +0.4% | |
| May 2024 | +0.5% | |
| Apr 2024 | +0.4% | |
| Mar 2024 | +0.4% | |
| Feb 2024 | +0.4% | |
| Jan 2024 | +0.4% | |
| Dec 2023 | +0.4% | |
| Nov 2023 | +0.5% | |
| Oct 2023 | +0.4% | |
| Sep 2023 | +0.4% | |
| Aug 2023 | +0.5% | |
| Jul 2023 | +0.4% | |
| Jun 2023 | +0.5% | |
| May 2023 | +0.4% | |
| Apr 2023 | +0.4% | |
| Mar 2023 | +0.4% | |
| Feb 2023 | +0.3% | |
| Jan 2023 | +0.3% | |
| Dec 2022 | +0.4% | |
| Nov 2022 | +0.3% | |
| Oct 2022 | +0.2% | |
| Sep 2022 | +0.2% | |
| Aug 2022 | +0.2% | |
| Jul 2022 | +0.0% | |
| Jun 2022 | +0.1% | |
| May 2022 | +0.0% | |
| Apr 2022 | -0.0% | |
| Mar 2022 | +0.0% | |
| Feb 2022 | -0.0% | |
| Jan 2022 | +0.0% | |
| Dec 2021 | +0.0% | |
| Nov 2021 | -0.0% | |
| Oct 2021 | -0.0% | |
| Sep 2021 | +0.0% | |
| Aug 2021 | -0.0% | |
| Jul 2021 | -0.0% | |
| Jun 2021 | -0.0% | |
| May 2021 | -0.0% | |
| Apr 2021 | +0.0% | |
| Mar 2021 | -0.0% | |
| Feb 2021 | -0.0% | |
| Jan 2021 | +0.0% | |
| Dec 2020 | +0.0% | |
| Nov 2020 | -0.0% | |
| Oct 2020 | +0.0% | |
| Sep 2020 | -0.0% | |
| Aug 2020 | +0.0% | |
| Jul 2020 | +0.0% | |
| Jun 2020 | +0.0% | |
| May 2020 | -0.0% | |
| Apr 2020 | -0.0% | |
| Mar 2020 | +0.2% | |
| Feb 2020 | +0.1% | |
| Jan 2020 | +0.1% | |
| Dec 2019 | +0.1% | |
| Nov 2019 | +0.1% | |
| Oct 2019 | +0.2% | |
| Sep 2019 | +0.2% | |
| Aug 2019 | +0.2% | |
| Jul 2019 | +0.2% | |
| Jun 2019 | +0.2% | |
| May 2019 | +0.2% | |
| Apr 2019 | +0.2% | |
| Mar 2019 | +0.2% | |
| Feb 2019 | +0.2% | |
| Jan 2019 | +0.2% | |
| Dec 2018 | +0.2% | |
| Nov 2018 | +0.2% | |
| Oct 2018 | +0.2% | |
| Sep 2018 | +0.1% | |
| Aug 2018 | +0.2% | |
| Jul 2018 | +0.1% | |
| Jun 2018 | +0.1% | |
| May 2018 | +0.2% | |
| Apr 2018 | +0.1% | |
| Mar 2018 | +0.1% | |
| Feb 2018 | +0.1% | |
| Jan 2018 | +0.1% | |
| Dec 2017 | +0.1% | |
| Nov 2017 | +0.1% | |
| Oct 2017 | +0.1% | |
| Sep 2017 | +0.1% | |
| Aug 2017 | +0.1% | |
| Jul 2017 | +0.0% | |
| Jun 2017 | +0.1% | |
| May 2017 | +0.0% | |
| Apr 2017 | +0.1% | |
| Mar 2017 | -0.0% | |
| Feb 2017 | +0.0% | |
| Jan 2017 | +0.0% | |
| Dec 2016 | +0.0% | |
| Nov 2016 | -0.0% |
Monthly total return (since Nov 2021)#
-4%-2%0%2%4%
Nov 2021-0.02%
Dec 20210%
Jan 20220%2022
Feb 2022-0.02%
Mar 2022+0.02%
Apr 2022-0.01%
May 2022+0.03%
Jun 2022+0.08%
Jul 2022+0.04%
Aug 2022+0.19%
Sep 2022+0.21%
Oct 2022+0.16%
Nov 2022+0.31%
Dec 2022+0.36%
Jan 2023+0.28%2023
Feb 2023+0.35%
Mar 2023+0.4%
Apr 2023+0.36%
May 2023+0.38%
Jun 2023+0.46%
Jul 2023+0.39%
Aug 2023+0.5%
Sep 2023+0.4%
Oct 2023+0.43%
Nov 2023+0.47%
Dec 2023+0.43%
Jan 2024+0.43%2024
Feb 2024+0.44%
Mar 2024+0.41%
Apr 2024+0.43%
May 2024+0.46%
Jun 2024+0.4%
Jul 2024+0.45%
Aug 2024+0.46%
Sep 2024+0.42%
Oct 2024+0.4%
Nov 2024+0.37%
Dec 2024+0.4%
Jan 2025+0.35%2025
Feb 2025+0.32%
Mar 2025+0.33%
Apr 2025+0.34%
May 2025+0.36%
Jun 2025+0.33%
Jul 2025+0.36%
Aug 2025+0.37%
Sep 2025+0.33%
Oct 2025+0.35%
Nov 2025+0.29%
Dec 2025+0.34%
Jan 2026+0.3%2026
Feb 2026+0.27%
Mar 2026+0.29%
Apr 2026+0.29%
May 2026+0.32%
Jun 2026+0.27%
Jul 2026+0.34%
Aug 2026+0.28%
Sep 2026+0.28%
Oct 2026+0.31%
SPDR Bloomberg 1-3 Month T-Bill ETF returns by calendar month#
Every month of every year since 2008, one tick per year on a shared scale; the dark bar is the month's average. Total returns, dividends reinvested.
October 2026 so far: +0.31% — 4th of 19 Octobers since 2008 at the last close; the average October returned +0.1%.
| Month | −5%0+5% | Average | Median | Up | Best | Worst |
|---|---|---|---|---|---|---|
| Jan | +0.1% | +0.0% | 58% | +0.4% 2024 | -0.0% 2015 | |
| Feb | +0.1% | +0.0% | 58% | +0.4% 2024 | -0.0% 2022 | |
| Mar | +0.1% | +0.0% | 47% | +0.4% 2024 | -0.0% 2014 | |
| Apr | +0.1% | +0.0% | 53% | +0.4% 2024 | -0.1% 2008 | |
| May | +0.1% | +0.0% | 68% | +0.5% 2024 | -0.0% 2015 | |
| Jun | +0.1% | +0.0% | 53% | +0.5% 2023 | -0.0% 2012 | |
| Jul | +0.1% | +0.0% | 58% | +0.5% 2024 | -0.1% 2009 | |
| Aug | +0.1% | +0.1% | 58% | +0.5% 2023 | -0.0% 2021 | |
| Sep | +0.1% | +0.0% | 63% | +0.5% 2008 | -0.0% 2015 | |
| Oct | +0.1% | +0.0% | 67% | +0.4% 2023 | -0.2% 2008 | |
| Nov | +0.1% | +0.0% | 50% | +0.5% 2023 | -0.0% 2008 | |
| Dec | +0.1% | +0.0% | 61% | +0.4% 2023 | -0.0% 2010 |
Methodology#
Monthly returns are total returns (dividends reinvested), computed from BIL's split- and dividend-adjusted month-end closes. The table shows the most recent 120 months and the bar chart the most recent 60. See the year-by-year returns for the annual view. Past performance does not predict future returns; not investment advice.
FAQ#
- What is SPDR Bloomberg 1-3 Month T-Bill ETF's average monthly return?
- SPDR Bloomberg 1-3 Month T-Bill ETF (BIL) has averaged about 0.11% per month, positive in roughly 58% of months. The best month was Sep 2008 (+0.5%) and the worst was Oct 2008 (-0.2%).
More on SPDR Bloomberg 1-3 Month T-Bill ETF
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