XBIL Performance — US Treasury 6 Month Bill ETF
Data updated: 2026-07-28
XBIL returned +1.41% year to date and +3.92% over one year to May 2026. The annualised 3-year return is +4.69%. The fund trailed its Ultrashort Government Bond category average: $100 invested three years ago grew to $115, against $128 for the category, and to $104 over one year, against $106. Volatility over the past three years was 0.27% a year. In the 12 months to May 2026 the fund lost a net $39.2M, and assets reached $741.95M.
XBIL Growth of $100
What $100 invested in US Treasury 6 Month Bill ETF grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Ultrashort Government Bond category average over the same months.
| Period | XBIL | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $104 | $106 |
| 3 years (Jun 2023 – May 2026) | $115 | $128 |
| Since data start (Mar 2023 – May 2026) | $116 | $129 |
XBIL Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.41% |
| 1 year | +3.92% |
| 3 years (annualised) | +4.69% |
XBIL Annual Returns
Calendar-year total returns of US Treasury 6 Month Bill ETF, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +1.41% |
| 2025 | +4.17% |
| 2024 | +5.19% |
| 2023 (Mar–Dec) | +4.28% |
XBIL 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% | — | — | — | — | — | — | — |
| 2025 | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.3% | +0.5% | +0.4% | +0.3% | +0.3% | +0.4% |
| 2024 | +0.4% | +0.3% | +0.4% | +0.4% | +0.5% | +0.4% | +0.5% | +0.5% | +0.5% | +0.3% | +0.4% | +0.4% |
| 2023 | — | — | +0.5% | +0.3% | +0.2% | +0.5% | +0.4% | +0.4% | +0.5% | +0.4% | +0.5% | +0.5% |
XBIL Risk
Risk measures from monthly returns over Jun 2023 – May 2026.
- 3-year volatility (annualised): 0.27%
- Best month: +0.52% (Jul 2024)
- Worst month: +0.27% (Feb 2026)
XBIL Fund Flows
Monthly money in and out of US Treasury 6 Month Bill ETF, from SEC Form N-PORT.
- 12-month net flow: −$39.2M
- 12-month gross sales (incl. reinvestments): $1.7B
- Sales ÷ redemptions: 0.98×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $13.0M | $20.0M | −$7.0M |
| Apr 2026 | $3.5M | $21.0M | −$17.5M |
| Mar 2026 | $27.5M | $0 | $27.5M |
| Feb 2026 | $0 | $17.0M | −$17.0M |
| Jan 2026 | $11.5M | $4.5M | $7.0M |
| Dec 2025 | $761.4M | $767.4M | −$6.1M |
| Nov 2025 | $7.5M | $39.6M | −$32.1M |
| Oct 2025 | $8.0M | $20.6M | −$12.5M |
| Sep 2025 | $801.7M | $807.7M | −$6.0M |
| Aug 2025 | $5.0M | $11.0M | −$6.0M |
| Jul 2025 | $33.1M | $3.5M | $29.6M |
| Jun 2025 | $16.5M | $15.5M | $978K |
XBIL Assets Under Management
Net assets of US Treasury 6 Month Bill ETF by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $741.95M |
| 2026-02-28 | $739.16M |
| 2025-11-30 | $757.44M |
| 2025-08-31 | $808.07M |
| 2025-05-31 | $782.91M |
| 2025-02-28 | $673.45M |
| 2024-11-30 | $633.63M |
| 2024-08-31 | $598.49M |
| 2024-05-31 | $557.07M |
| 2024-02-29 | $507.03M |
| 2023-11-30 | $580.20M |
| 2023-08-31 | $307.81M |
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.