VUSB — Vanguard Ultra-Short Bond ETF
Data updated: 2026-05-28
VUSB — Vanguard Ultra-Short Bond ETF data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Leveraged · $8.20B AUM · 0.10% expense ratio · 4.5% 1-yr return. From SEC regulatory filings.
VUSB Fund Overview
VUSB — Vanguard Ultra-Short Bond ETF is a US ETF managed by Vanguard Bond Index Funds, categorised as Leveraged. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US ETF
- Manager: Vanguard Bond Index Funds
- Category: Leveraged
- Assets under management: $8.20B
- 1-year return: 4.5%
- Ticker: VUSB
- SEC CIK: 0000794105
- SEC series ID: S000071399
- Share class ID: C000226472
VUSB Holdings
Top 10 holdings of Vanguard Ultra-Short Bond ETF by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| United States Treasury Bill | 3.18% |
| United States Treasury Note/Bond | 0.82% |
| United States Treasury Note/Bond | 0.57% |
| US Bancorp | 0.55% |
| Vanguard Cmt Funds-Vanguard Market Liquidity Fund | 0.50% |
| United States Treasury Note/Bond | 0.49% |
| Truist Bank | 0.48% |
| Tyson Foods Inc | 0.46% |
| UBS Group AG | 0.45% |
| Bank of Montreal | 0.44% |
VUSB Portfolio Allocation
Asset-class allocation of Vanguard Ultra-Short Bond ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 74.4% |
| Securitized | 24.5% |
| Cash & Equivalents | 0.5% |
| Real Estate | 0.1% |
VUSB Performance
Total returns for VUSB (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.6% |
| 1 year | 4.5% |
| 3 years (annualised) | 5.3% |
| 5 years (annualised) | 3.3% |
VUSB Risk Information
Risk metrics for VUSB, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 0.6%
VUSB Costs and Fees
VUSB costs about $10 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.10%
- Gross expense ratio: 0.10%
- Portfolio turnover: 65%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
VUSB Cashflows
Over the 12 months to 2026-03, Vanguard Ultra-Short Bond ETF had net inflows of $3.27B, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | $252.95M |
| 2026-02 | $646.12M |
| 2026-01 | $571.04M |
| 2025-12 | $348.60M |
| 2025-11 | $341.40M |
| 2025-10 | $226.98M |
VUSB Debt Constituents
Largest debt holdings of Vanguard Ultra-Short Bond ETF by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Treasury Bill | 3.18% |
| United States Treasury Note/Bond | 0.82% |
| United States Treasury Note/Bond | 0.57% |
| US Bancorp | 0.55% |
| United States Treasury Note/Bond | 0.49% |
| Truist Bank | 0.48% |
| Tyson Foods Inc | 0.46% |
| UBS Group AG | 0.45% |
| Bank of Montreal | 0.44% |
| National Bank of Canada | 0.41% |
VUSB Prospectus and SEC Filings
Official Vanguard Ultra-Short Bond ETF filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
Related Funds
Other Leveraged 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.