BIL — SPDR® Bloomberg Barclays 1-3 Month T-Bill ETF
Data updated: 2026-09-11
BIL — SPDR® Bloomberg Barclays 1-3 Month T-Bill ETF. Alternative · $47.08B AUM · 0.14% expense ratio. Holdings, fees, performance and SEC filings.
BIL Fund Overview
BIL — SPDR® Bloomberg Barclays 1-3 Month T-Bill ETF is a US ETF managed by SPDR Series Trust, categorised as Alternative. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: SPDR Series Trust
- Category: Alternative
- Assets under management: $47.08B
- 1-year return: 3.8%
- Ticker: BIL
- SEC CIK: 0001064642
- SEC series ID: S000017326
- Share class ID: C000047963
BIL Holdings
Top 10 holdings of SPDR® Bloomberg Barclays 1-3 Month T-Bill ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| United States Treasury | 12.04% |
| United States Treasury | 9.04% |
| United States Treasury | 7.22% |
| United States Treasury | 7.03% |
| United States Treasury | 6.98% |
| United States Treasury | 6.97% |
| United States Treasury | 6.85% |
| United States Treasury | 6.49% |
| United States Treasury | 6.00% |
| United States Treasury | 5.82% |
BIL Portfolio Allocation
Asset-class allocation of SPDR® Bloomberg Barclays 1-3 Month T-Bill ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Cash & Equivalents | 105.1% |
BIL Performance
Total returns for BIL (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.7% |
| 1 year | 3.8% |
| 3 years (annualised) | 4.6% |
| 5 years (annualised) | 3.5% |
BIL Risk Information
Risk metrics for BIL, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 0.1%
BIL Costs and Fees
BIL costs about $14 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.14%
- Gross expense ratio: 0.14%
- Portfolio turnover: 628%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
BIL Cashflows
Over the 12 months to 2026-06, SPDR® Bloomberg Barclays 1-3 Month T-Bill ETF had net inflows of $4.22B, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | $958.03M |
| 2026-05 | −$300.23M |
| 2026-04 | −$3.58B |
| 2026-03 | $6.71B |
| 2026-02 | $1.07B |
| 2026-01 | −$612.51M |
BIL Debt Constituents
No individual debt constituents are reported in SPDR® Bloomberg Barclays 1-3 Month T-Bill ETF's latest SEC N-PORT filing.
BIL Prospectus and SEC Filings
Official SPDR® Bloomberg Barclays 1-3 Month T-Bill ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2025-10-24
- Prospectus (485BPOS) — filed 2023-10-26
- Prospectus supplement (497) — filed 2024-11-01
- Portfolio holdings (N-PORT) — filed 2026-08-28
- Portfolio holdings (N-PORT) — filed 2026-05-28
- Portfolio holdings (N-PORT) — filed 2026-02-26
- Annual census (N-CEN) — filed 2026-09-11
- Annual census (N-CEN) — filed 2025-09-12
Related Funds
Other Alternative funds tracked on ABC INVEST:
Data Sources
ABC INVEST compiles this page from public filings made to the U.S. Securities and Exchange Commission (SEC) through EDGAR: portfolio holdings and monthly cashflows from Form N-PORT, expenses and returns from fund prospectuses (Form 485BPOS) and the SEC DERA Risk/Return Summary data sets, annual data from Form N-CEN, and shareholder reports from Form N-CSR.