BIL Performance — State Street(R) SPDR(R) Bloomberg 1-3 Month T-Bill ETF
Data updated: 2026-09-11
BIL returned +1.74% year to date and +3.85% over one year to Jun 2026. Annualised returns are +4.60% over 3 years and +3.47% over 5 years. The fund trailed its Alternative category average: $100 invested three years ago grew to $114, against $170 for the category, and to $104 over one year, against $110. Volatility over the past three years was 0.21% a year. In the 12 months to Jun 2026 the fund took in a net $4.2B, and assets reached $47.08B.
BIL Growth of $100
What $100 invested in State Street(R) SPDR(R) Bloomberg 1-3 Month T-Bill ETF grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Alternative category average over the same months.
| Period | BIL | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $104 | $110 |
| 3 years (Jul 2023 – Jun 2026) | $114 | $170 |
| 5 years (Jul 2021 – Jun 2026) | $119 | $159 |
| Since data start (Jul 2019 – Jun 2026) | $120 | $190 |
BIL Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.74% |
| 1 year | +3.85% |
| 3 years (annualised) | +4.60% |
| 5 years (annualised) | +3.47% |
BIL Annual Returns
Calendar-year total returns of State Street(R) SPDR(R) Bloomberg 1-3 Month T-Bill ETF, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +1.74% |
| 2025 | +4.17% |
| 2024 | +5.20% |
| 2023 | +4.97% |
| 2022 | +1.38% |
| 2021 | −0.11% |
| 2020 | +0.40% |
| 2019 (Jul–Dec) | +0.90% |
BIL Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | — | — | — | — | — | — |
| 2025 | +0.4% | +0.3% | +0.3% | +0.3% | +0.4% | +0.3% | +0.4% | +0.4% | +0.3% | +0.4% | +0.3% | +0.3% |
| 2024 | +0.4% | +0.4% | +0.4% | +0.4% | +0.5% | +0.4% | +0.4% | +0.5% | +0.4% | +0.4% | +0.4% | +0.4% |
| 2023 | +0.3% | +0.3% | +0.4% | +0.4% | +0.4% | +0.4% | +0.4% | +0.4% | +0.4% | +0.4% | +0.4% | +0.5% |
| 2022 | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | +0.1% | +0.2% | +0.2% | +0.2% | +0.3% | +0.4% |
| 2021 | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
| 2020 | +0.1% | +0.1% | +0.2% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% | 0.0% |
| 2019 | — | — | — | — | — | — | +0.2% | +0.2% | +0.1% | +0.2% | +0.1% | +0.1% |
BIL Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 0.21%
- Best month: +0.48% (May 2024)
- Worst month: +0.27% (Feb 2026)
BIL Fund Flows
Monthly money in and out of State Street(R) SPDR(R) Bloomberg 1-3 Month T-Bill ETF, from SEC Form N-PORT.
- 12-month net flow: $4.2B
- 12-month gross sales (incl. reinvestments): $24.9B
- Sales ÷ redemptions: 1.20×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $3.0B | $2.0B | $958.0M |
| May 2026 | $1.4B | $1.7B | −$300.2M |
| Apr 2026 | $2.1B | $5.6B | −$3.6B |
| Mar 2026 | $7.5B | $824.1M | $6.7B |
| Feb 2026 | $1.8B | $692.1M | $1.1B |
| Jan 2026 | $658.7M | $1.3B | −$612.5M |
| Dec 2025 | $811.2M | $1.6B | −$824.7M |
| Nov 2025 | $2.5B | $964.3M | $1.5B |
| Oct 2025 | $1.4B | $1.4B | $10.7M |
| Sep 2025 | $1.3B | $1.1B | $115.7M |
| Aug 2025 | $2.2B | $1.8B | $349.5M |
| Jul 2025 | $416.6M | $1.6B | −$1.2B |
BIL Assets Under Management
Net assets of State Street(R) SPDR(R) Bloomberg 1-3 Month T-Bill ETF by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $47.08B |
| 2026-03-31 | $50.00B |
| 2025-12-31 | $42.70B |
| 2025-09-30 | $42.14B |
| 2025-06-30 | $42.85B |
| 2025-03-31 | $41.08B |
| 2024-12-31 | $36.11B |
| 2024-09-30 | $33.61B |
| 2024-06-30 | $32.77B |
| 2024-03-31 | $31.49B |
| 2023-12-31 | $33.38B |
| 2023-09-30 | $31.16B |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.