BIL ETF: facts, role and comparison notes
A close cash-management peer to SGOV; fee, spread and brokerage mechanics can decide the choice.
A close cash-management peer to SGOV; fee, spread and brokerage mechanics can decide the choice.
structural risk level 1 of 5
| Fund | SPDR Bloomberg 1-3 Month T-Bill ETF |
| Issuer | State Street |
| Benchmark or mandate | Bloomberg 1-3 Month U.S. Treasury Bill Index |
| Portfolio breadth | U.S. Treasury bills with one to three months remaining maturity |
| Legal structure | Open-end bond ETF |
| Distribution schedule | Monthly |
| Inception | 2007-05-25 |
A close cash-management peer to SGOV; fee, spread and brokerage mechanics can decide the choice. Before using the fund, verify the latest fee, benchmark description, holdings, spread and tax details at the sponsor. A category label alone does not show concentration or overlap with an existing portfolio.
Short-term cash reserve.
Current holdings, index changes, premium or discount, trading spread and account-specific tax treatment.
Open the current State Street fund page
Atlas structural data reviewed 2026-08-25. Dynamic market values are intentionally excluded when a dated current source is not available.
Research BIL through objective, issuer, category, cost questions, holdings, and risk checklist. A sound review separates the fund's legal objective from the role an investor hopes it will play. For BIL, start with maturity range, effective duration and the way the portfolio responds to a change in yields and confirm the details in documents dated for the current decision.
Write the benchmark or mandate in full. Check eligibility, weighting, concentration limits and rebalance timing. Compare those rules with the current holdings instead of relying on a category label. If the fund uses sampling, options, swaps or futures, identify how that implementation changes the exposure.
Translate the expense ratio into annual dollars for the proposed amount. Then examine the current spread, premium-discount history, share price, trading depth and any brokerage or tax friction. The expense ratio is deducted inside the fund and is not the complete cost of entering, holding and exiting a position.
List the positions or exposures already owned that overlap with BIL. Estimate the combined weight of the largest companies, sectors, countries, maturities or strategy drivers. State whether the fund is intended as a core position, a diversifier, an income sleeve, a hedge or a tactical allocation. That label sets the standard for position size and monitoring.
A rate move can produce a price change even when credit risk is low. Before buying, compare a parallel yield shift with a curve-steepening or curve-flattening scenario. Translate the fund-level loss into a portfolio-level loss using the proposed position weight. Include an execution assumption that is less favorable than the last displayed price.
Use TreasuryDirect descriptions, the fund prospectus, holdings and duration statistics. The summary prospectus usually explains the objective, fees and principal risks; the full prospectus and statement of additional information provide more detail; shareholder reports and holdings files show implementation. Record the date because holdings and market characteristics change.
Review BIL after a material fee, benchmark, index-methodology, distribution or strategy change. A large premium or discount, unusual spread, closure notice or persistent tracking gap also deserves attention. Price performance alone cannot show whether the original reason for owning the fund remains valid.
The structural facts below were last checked on 2026-08-25. They are not live market data; use the issuer link for any current figure.
| Item | Recorded fact |
|---|---|
| Issuer | State Street |
| Objective / benchmark | Bloomberg 1-3 Month U.S. Treasury Bill Index |
| Structure | Open-end bond ETF |
| Portfolio coverage | U.S. Treasury bills with one to three months remaining maturity |
| Distribution schedule | Monthly |
| Stated expense ratio | 0.14% (reviewed 2026-08-25) |
BIL holds very short U.S. Treasury bills. The relevant decision is usually operational: maturity range, current expense, spread, distribution schedule, and how the account uses the cash reserve.
Short duration limits interest-rate sensitivity but does not make the share price fixed. Income can fall when policy rates decline.
Compare with SGOV and direct Treasury bills using the same holding period and after-tax assumptions rather than comparing headline yields from different dates.
At the recorded expense ratio of 0.14%, a hypothetical $10,000 position implies about $14.00 of annual fund operating expense before compounding, trading costs, taxes, or any fee change. This is an estimate, not a separate bill.
Review the current prospectus, holdings, fee, spread, and tax treatment before using this page for an account decision.