VUBFX — Vanguard Ultra-Short-Term Bond Fund
Data updated: 2026-06-26
VUBFX — Vanguard Ultra-Short-Term Bond Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Leveraged · $15.72B AUM · 0.20% expense ratio · 4.3% 1-yr return. From SEC regulatory filings.
VUBFX Fund Overview
VUBFX — Vanguard Ultra-Short-Term Bond Fund is a US mutual fund managed by Vanguard Fixed Income Securities Funds, categorised as Leveraged. ABC INVEST provides holdings, performance, costs, cashflows, risk data, prospectus documents and SEC filings, sourced from SEC filings.
- Type: US mutual fund
- Manager: Vanguard Fixed Income Securities Funds
- Category: Leveraged
- Assets under management: $15.72B
- 1-year return: 4.3%
- Ticker: VUBFX
- SEC CIK: 0000106444
- SEC series ID: S000048081
- Share class ID: C000151976
VUBFX Holdings
Top 10 holdings of Vanguard Ultra-Short-Term Bond Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| United States Treasury Bill | 8.01% |
| Vanguard Cmt Funds-Vanguard Market Liquidity Fund | 1.01% |
| Athene Global Funding | 0.57% |
| Bank of Montreal | 0.53% |
| NTT Finance Corp | 0.52% |
| Canadian Imperial Bank of Commerce | 0.52% |
| Cheniere Corpus Christi Holdings LLC | 0.51% |
| Bank of Nova Scotia/The | 0.48% |
| United States Treasury Note/Bond | 0.48% |
| Huntington National Bank/The | 0.48% |
VUBFX Portfolio Allocation
Asset-class allocation of Vanguard Ultra-Short-Term Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 69.3% |
| Securitized | 29.8% |
| Cash & Equivalents | 1.0% |
VUBFX Performance
Total returns for VUBFX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.0% |
| 1 year | 4.3% |
| 3 years (annualised) | 5.1% |
| 5 years (annualised) | 3.2% |
VUBFX Risk Information
Risk metrics for VUBFX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 0.6%
VUBFX Costs and Fees
VUBFX costs about $20 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.20%
- Gross expense ratio: 0.20%
- Portfolio turnover: 82%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
VUBFX Cashflows
Over the 12 months to 2026-04, Vanguard Ultra-Short-Term Bond Fund had net inflows of $1.80B, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-04 | −$45.78M |
| 2026-03 | −$176.96M |
| 2026-02 | $419.69M |
| 2026-01 | $23.94M |
| 2025-12 | $264.10M |
| 2025-11 | $124.69M |
VUBFX Debt Constituents
Largest debt holdings of Vanguard Ultra-Short-Term Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Treasury Bill | 8.01% |
| Athene Global Funding | 0.57% |
| Bank of Montreal | 0.53% |
| NTT Finance Corp | 0.52% |
| Canadian Imperial Bank of Commerce | 0.52% |
| Cheniere Corpus Christi Holdings LLC | 0.51% |
| Bank of Nova Scotia/The | 0.48% |
| United States Treasury Note/Bond | 0.48% |
| Huntington National Bank/The | 0.48% |
| Truist Bank | 0.46% |
VUBFX Prospectus and SEC Filings
Official Vanguard Ultra-Short-Term Bond Fund 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.