TRBUX — T. Rowe Price Ultra Short-Term Bond Fund
Data updated: 2026-07-28
TRBUX — T. Rowe Price Ultra Short-Term Bond Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Leveraged · $2.93B AUM · 0.31% expense ratio · 4.8% 1-yr return. From SEC regulatory filings.
TRBUX Fund Overview
TRBUX — T. Rowe Price Ultra Short-Term Bond Fund is a US mutual fund managed by T. Rowe Price Short-Term Bond Fund, Inc., 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: T. Rowe Price Short-Term Bond Fund, Inc.
- Category: Leveraged
- Assets under management: $2.93B
- 1-year return: 4.8%
- Ticker: TRBUX
- SEC CIK: 0000731890
- SEC series ID: S000039055
- Share class ID: C000119983
TRBUX Holdings
Top 10 holdings of T. Rowe Price Ultra Short-Term Bond Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| US Treasury N/b | 1.57% |
| Fnma 30 Yr | 0.98% |
| US Treasury N/b | 0.90% |
| Fnma 30 Yr | 0.74% |
| Western Midstream Operat 4/2 144a Cp | 0.65% |
| Batln 2016-10a A1r3 144a | 0.62% |
| Voya Financial, Inc. | 0.61% |
| Regal Rexnord Corp. | 0.58% |
| Bat Capital Corp. | 0.54% |
| Carnival Corp. 144a | 0.54% |
TRBUX Portfolio Allocation
Asset-class allocation of T. Rowe Price Ultra Short-Term Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 66.6% |
| Securitized | 34.4% |
| Cash & Equivalents | 0.2% |
TRBUX Performance
Total returns for TRBUX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 1.6% |
| 1 year | 4.8% |
| 3 years (annualised) | 5.8% |
| 5 years (annualised) | 3.7% |
TRBUX Risk Information
Risk metrics for TRBUX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 0.6%
TRBUX Costs and Fees
TRBUX costs about $31 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.31%
- Gross expense ratio: 0.33%
- Portfolio turnover: 73%
- Brokerage commissions: 0.33 bps of average net assets (SEC N-CEN)
TRBUX Cashflows
Over the 12 months to 2026-02, T. Rowe Price Ultra Short-Term Bond Fund had net inflows of $337.44M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-02 | $62.92M |
| 2026-01 | $52.93M |
| 2025-12 | $15.88M |
| 2025-11 | $25.44M |
| 2025-10 | $53.52M |
| 2025-09 | −$19.57M |
TRBUX Debt Constituents
Largest debt holdings of T. Rowe Price Ultra Short-Term Bond Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| US Treasury N/b | 1.57% |
| US Treasury N/b | 0.90% |
| Western Midstream Operat 4/2 144a Cp | 0.65% |
| Voya Financial, Inc. | 0.61% |
| Regal Rexnord Corp. | 0.58% |
| Bat Capital Corp. | 0.54% |
| Carnival Corp. 144a | 0.54% |
| US Treasury N/b | 0.53% |
| Utah Acquisition Sub | 0.53% |
| Hca, Inc. | 0.52% |
TRBUX Prospectus and SEC Filings
Official T. Rowe Price 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.