THDAX — Thornburg Developing World Fund
Data updated: 2026-08-24
THDAX — Thornburg Developing World Fund. Emerging Markets Multi-Cap / All-Cap Blend / Core Industrials Equity. Holdings, fees, performance and SEC filings.
THDAX Fund Overview
THDAX — Thornburg Developing World Fund is a US mutual fund managed by Thornburg Investment Trust, categorised as Emerging Markets Multi-Cap / All-Cap Blend / Core Industrials Equity. 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: Emerging Markets Multi-Cap / All-Cap Blend / Core Industrials Equity
- Assets under management: $693.67M
- 1-year return: 39.3%
- Ticker: THDAX
- SEC CIK: 0000816153
- SEC series ID: S000027135
- Share class ID: C000081859
THDAX Holdings
Top 10 holdings of Thornburg Developing World Fund by percentage of net assets, from the fund's latest SEC N-PORT filing.
| Holding | % of net assets |
|---|---|
| Taiwan Semiconductor Manufacturing Co Ltd | 15.44% |
| Samsung Electronics Co Ltd | 8.53% |
| SK hynix Inc | 4.68% |
| MediaTek Inc | 4.30% |
| SK Square Co Ltd | 4.17% |
| Thornburg Capital Management Fund | 3.84% |
| Bid Corp Ltd | 3.62% |
| ICICI Bank Ltd | 3.01% |
| Naspers Ltd | 2.70% |
| AIA Group Ltd | 2.61% |
THDAX Portfolio Allocation
Asset-class allocation of Thornburg Developing World Fund by percentage of net assets, from the latest SEC N-PORT filing.
| Asset class | Allocation |
|---|---|
| Equity | 100.0% |
THDAX Performance
Total returns for THDAX (as of 2026-09-01), from SEC filings.
| Period | Total return |
|---|---|
| YTD | 25.3% |
| 1 year | 39.3% |
| 3 years (annualised) | 19.2% |
| 5 years (annualised) | 3.9% |
THDAX Risk Information
Risk metrics for THDAX, derived from monthly returns in SEC filings.
- 1-year volatility (annualised): 18.8%
THDAX Costs and Fees
THDAX costs about $145 per $10,000 invested per year in fund expenses.
- Net expense ratio: 1.45%
- Gross expense ratio: 1.61%
- Portfolio turnover: 47%
- Brokerage commissions: 20.11 bps of average net assets (SEC N-CEN)
THDAX Cashflows
Over the 12 months to 2026-06, Thornburg Developing World Fund had net outflows of $73.09M, from monthly SEC N-PORT filings.
| Month | Net flow |
|---|---|
| 2026-06 | −$7.26M |
| 2026-05 | −$8.41M |
| 2026-04 | −$8.95M |
| 2026-03 | −$11.63M |
| 2026-02 | −$6.87M |
| 2026-01 | $2.59M |
THDAX Debt Constituents
No individual debt constituents are reported in Thornburg Developing World Fund's latest SEC N-PORT filing.
THDAX Prospectus and SEC Filings
Official Thornburg Developing World Fund filings on SEC EDGAR — prospectus, portfolio holdings and annual reports.
- Prospectus (485BPOS) — filed 2026-01-28
- Prospectus (485BPOS) — filed 2026-01-27
- Prospectus (485BPOS) — filed 2025-01-28
- Portfolio holdings (N-PORT) — filed 2026-08-24
- Portfolio holdings (N-PORT) — filed 2026-05-26
- Portfolio holdings (N-PORT) — filed 2026-02-20
- Annual census (N-CEN) — filed 2025-12-02
- Annual census (N-CEN) — filed 2024-12-02
Related Funds
Other Emerging Markets Multi-Cap / All-Cap Blend / Core Industrials Equity 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.