VSBIX — Vanguard Short-Term Treasury Index Fund
Data updated: 2026-07-29
VSBIX — Vanguard Short-Term Treasury Index Fund. Short Treasury / Sovereign Bond · $33.86B AUM. Holdings, fees, performance and SEC filings.
VSBIX Fund Overview
VSBIX — Vanguard Short-Term Treasury Index Fund is a US ETF managed by Vanguard Scottsdale Funds, categorised as Short Treasury / Sovereign Bond. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: Vanguard Scottsdale Funds
- Category: Short Treasury / Sovereign Bond
- Assets under management: $33.86B
- 1-year return: 3.5%
- Ticker: VSBIX
- SEC CIK: 0001021882
- SEC series ID: S000026859
- Share class ID: C000080842
VSBIX Holdings
Top 10 holdings of Vanguard Short-Term Treasury Index Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| United States Treasury Note/Bond | 2.24% |
| United States Treasury Note/Bond | 1.40% |
| United States Treasury Note/Bond | 1.35% |
| United States Treasury Note/Bond | 1.31% |
| United States Treasury Note/Bond | 1.29% |
| United States Treasury Note/Bond | 1.29% |
| United States Treasury Note/Bond | 1.26% |
| United States Treasury Note/Bond | 1.26% |
| United States Treasury Note/Bond | 1.25% |
| United States Treasury Note/Bond | 1.25% |
VSBIX Portfolio Allocation
Asset-class allocation of Vanguard Short-Term Treasury Index Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 99.0% |
| Cash & Equivalents | 0.1% |
VSBIX Performance
Total returns for VSBIX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.6% |
| 1 year | 3.5% |
| 3 years (annualised) | 4.2% |
| 5 years (annualised) | 1.8% |
VSBIX Risk Information
Risk metrics for VSBIX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 1.2%
VSBIX Costs and Fees
VSBIX costs about $3 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.03%
- Gross expense ratio: 0.03%
- Portfolio turnover: 93%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
VSBIX Cashflows
Over the 12 months to 2026-05, Vanguard Short-Term Treasury Index Fund had net inflows of $7.04B, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-05 | $452.31M |
| 2026-04 | $151.54M |
| 2026-03 | $957.55M |
| 2026-02 | $894.40M |
| 2026-01 | $1.25B |
| 2025-12 | $504.52M |
VSBIX Debt Constituents
Largest debt holdings of Vanguard Short-Term Treasury Index Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Treasury Note/Bond | 2.24% |
| United States Treasury Note/Bond | 1.40% |
| United States Treasury Note/Bond | 1.35% |
| United States Treasury Note/Bond | 1.31% |
| United States Treasury Note/Bond | 1.29% |
| United States Treasury Note/Bond | 1.29% |
| United States Treasury Note/Bond | 1.26% |
| United States Treasury Note/Bond | 1.26% |
| United States Treasury Note/Bond | 1.25% |
| United States Treasury Note/Bond | 1.25% |
VSBIX Prospectus and SEC Filings
Official Vanguard Short-Term Treasury Index Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus supplement (497) — filed 2026-06-30
- Prospectus supplement (497) — filed 2026-02-02
- Prospectus supplement (497) — filed 2025-02-03
- Portfolio holdings (N-PORT) — filed 2026-07-29
- Portfolio holdings (N-PORT) — filed 2026-04-28
- Portfolio holdings (N-PORT) — filed 2026-01-28
- Annual census (N-CEN) — filed 2025-11-12
- Annual census (N-CEN) — filed 2024-11-12
Related Funds
Other Short Treasury / Sovereign Bond 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.