TLDAX — Thornburg Ultra Short Income Fund
Data updated: 2026-05-26
TLDAX — Thornburg Ultra Short Income Fund data: holdings, portfolio allocation, expenses, performance, cashflows, risk and SEC filings. Leveraged · $265.67M AUM · 0.50% expense ratio · 4.1% 1-yr return. From SEC regulatory filings.
TLDAX Fund Overview
TLDAX — Thornburg Ultra Short Income Fund is a US mutual fund managed by Thornburg Investment Trust, 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: Thornburg Investment Trust
- Category: Leveraged
- Assets under management: $265.67M
- 1-year return: 4.1%
- Ticker: TLDAX
- SEC CIK: 0000816153
- SEC series ID: S000043670
- Share class ID: C000135385
TLDAX Holdings
Top 10 holdings of Thornburg Ultra Short Income Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Thornburg Capital Management Fund | 4.61% |
| United States Treasury | 1.87% |
| United States Treasury | 1.13% |
| United States Treasury | 1.11% |
| Cdw Llc/cdw Finance | 0.95% |
| United States Treasury | 0.95% |
| Energy Transfer LP | 0.94% |
| Crown Castle Inc | 0.94% |
| Mariner Finance Issuance Trust | 0.93% |
| Alcon Finance Corp. | 0.93% |
TLDAX Portfolio Allocation
Asset-class allocation of Thornburg Ultra Short Income Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Fixed Income | 43.8% |
| Securitized | 43.1% |
| Cash & Equivalents | 8.5% |
| Equity | 4.6% |
TLDAX Performance
Total returns for TLDAX (as of 2026-08-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 0.6% |
| 1 year | 4.1% |
| 3 years (annualised) | 5.0% |
| 5 years (annualised) | 3.3% |
TLDAX Risk Information
Risk metrics for TLDAX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 0.3%
TLDAX Costs and Fees
TLDAX costs about $50 per $10,000 invested per year in fund expenses.
- Net expense ratio: 0.50%
- Gross expense ratio: 0.88%
- Portfolio turnover: 58%
- Brokerage commissions: 0.00 bps of average net assets (SEC N-CEN)
TLDAX Cashflows
Over the 12 months to 2026-03, Thornburg Ultra Short Income Fund had net inflows of $15.01M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-03 | $17.10M |
| 2026-02 | −$1.23M |
| 2026-01 | −$2.60M |
| 2025-12 | $724.76K |
| 2025-11 | −$2.56M |
| 2025-10 | −$11.67M |
TLDAX Debt Constituents
Largest debt holdings of Thornburg Ultra Short Income Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Debt holding | % of net assets |
|---|---|
| United States Treasury | 1.13% |
| United States Treasury | 1.11% |
| Cdw Llc/cdw Finance | 0.95% |
| United States Treasury | 0.95% |
| Energy Transfer LP | 0.94% |
| Alcon Finance Corp. | 0.93% |
| Highmark, Inc. | 0.90% |
| Penske Truck Leasing/ptl | 0.89% |
| Keyspan Gas East Corp. | 0.84% |
| United States Treasury | 0.77% |
TLDAX Prospectus and SEC Filings
Official Thornburg Ultra Short Income 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.