THNMX Performance — Thornburg New Mexico Intermediate Municipal Fund, Class A
Data updated: 2026-08-24
THNMX returned +1.57% year to date and +4.78% over one year to Jun 2026. Annualised returns are +3.05% over 3 years and +0.71% over 5 years. The fund trailed its Intermediate Municipal Bond category average: $100 invested three years ago grew to $109, against $111 for the category, and to $105 over one year, against $106. Volatility over the past three years was 3.60% a year. In the 12 months to Jun 2026 the fund lost a net $6.4M, and assets reached $84.27M.
THNMX Growth of $100
What $100 invested in Thornburg New Mexico Intermediate Municipal Fund grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Intermediate Municipal Bond category average over the same months.
| Period | THNMX | Category average |
|---|---|---|
| 1 year (Jul 2025 – Jun 2026) | $105 | $106 |
| 3 years (Jul 2023 – Jun 2026) | $109 | $111 |
| 5 years (Jul 2021 – Jun 2026) | $104 | $105 |
| Since data start (Jul 2019 – Jun 2026) | $109 | $112 |
THNMX Trailing Returns
Total returns to Jun 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +1.57% |
| 1 year | +4.78% |
| 3 years (annualised) | +3.05% |
| 5 years (annualised) | +0.71% |
THNMX Annual Returns
Calendar-year total returns of Thornburg New Mexico Intermediate Municipal Fund, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–Jun) | +1.57% |
| 2025 | +4.07% |
| 2024 | +0.64% |
| 2023 | +3.94% |
| 2022 | −6.27% |
| 2021 | +0.09% |
| 2020 | +3.47% |
| 2019 (Jul–Dec) | +1.45% |
THNMX Monthly Returns
Monthly total returns as reported on SEC Form N-PORT.
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | +0.7% | +0.7% | −1.6% | +0.7% | +0.6% | +0.5% | — | — | — | — | — | — |
| 2025 | +0.7% | +0.7% | −0.9% | −0.6% | +0.4% | +0.6% | −0.2% | +0.7% | +1.6% | +0.7% | +0.2% | +0.2% |
| 2024 | −0.4% | +0.1% | +0.2% | −0.7% | −0.5% | +1.0% | +0.7% | +0.6% | +0.5% | −0.9% | +0.9% | −0.9% |
| 2023 | +1.8% | −1.7% | +1.5% | −0.2% | −0.8% | +0.5% | +0.4% | −0.9% | −1.7% | −0.5% | +4.2% | +1.6% |
| 2022 | −2.4% | −0.2% | −2.5% | −1.8% | +1.1% | −0.8% | +2.0% | −1.7% | −2.6% | −0.4% | +2.5% | +0.4% |
| 2021 | +0.3% | −1.3% | +0.3% | +0.6% | +0.1% | +0.1% | +0.6% | −0.2% | −0.6% | −0.2% | +0.3% | +0.1% |
| 2020 | +1.3% | +0.9% | −2.3% | −0.8% | +2.2% | +0.7% | +1.1% | −0.5% | +0.1% | −0.2% | +0.9% | +0.3% |
| 2019 | — | — | — | — | — | — | +0.6% | +1.0% | −0.6% | +0.1% | +0.1% | +0.2% |
THNMX Risk
Risk measures from monthly returns over Jul 2023 – Jun 2026.
- 3-year volatility (annualised): 3.60%
- 3-year Sharpe ratio: -0.40 (vs 4.5% risk-free rate)
- Best month: +4.17% (Nov 2023)
- Worst month: −1.68% (Sep 2023)
THNMX Fund Flows
Monthly money in and out of Thornburg New Mexico Intermediate Municipal Fund, from SEC Form N-PORT.
- 12-month net flow: −$6.4M
- 12-month gross sales (incl. reinvestments): $9.2M
- Sales ÷ redemptions: 0.59×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| Jun 2026 | $838K | $1.9M | −$1.1M |
| May 2026 | $1.1M | $3.4M | −$2.3M |
| Apr 2026 | $917K | $1.6M | −$721K |
| Mar 2026 | $432K | $260K | $172K |
| Feb 2026 | $812K | $991K | −$178K |
| Jan 2026 | $578K | $799K | −$221K |
| Dec 2025 | $826K | $1.5M | −$675K |
| Nov 2025 | $472K | $822K | −$351K |
| Oct 2025 | $1.1M | $1.1M | $30K |
| Sep 2025 | $630K | $761K | −$131K |
| Aug 2025 | $523K | $1.1M | −$529K |
| Jul 2025 | $860K | $1.3M | −$455K |
THNMX Assets Under Management
Net assets of Thornburg New Mexico Intermediate Municipal Fund by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-06-30 | $84.27M |
| 2026-03-31 | $87.56M |
| 2025-12-31 | $88.56M |
| 2025-09-30 | $89.16M |
| 2025-06-30 | $89.20M |
| 2025-03-31 | $88.41M |
| 2024-12-31 | $90.82M |
| 2024-09-30 | $94.36M |
| 2024-06-30 | $94.32M |
| 2024-03-31 | $100.23M |
| 2023-12-31 | $105.67M |
| 2023-09-30 | $107.88M |
For information only. Not investment advice: figures are as reported in SEC filings and may contain errors or be out of date. Past performance does not guarantee future results.