ETF Evaluator:
Thornburg Core Plus Bond ETF ()
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(as of Aug 25)
Best Performing in Intermediate Core-Plus Bond Over the Last Year
| 8.9% | Infrastructure Capital Bond Income ETF (BNDS) |
| 5.2% | Monarch Ambassador Income ETF (MAMB) |
| 4.1% | SanJac Alpha Core Plus Bond ETF (SJCP) |
| 4.1% | F/m Opportunistic Income ETF (ZHOG) |
| 3.9% | PIMCO Active Bond ETF (BOND) |
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ETF Details
Thornburg Core Plus Bond ETF Overview
Thornburg Core Plus Bond ETF (TPLS) is an actively managed Taxable Bond Intermediate Core-Plus Bond exchange-traded fund (ETF). Thornburg launched the ETF in 2025.
The investment seeks total return, consisting of income and capital appreciation.
Under normal conditions, the fund invests at least 80% of its net assets, plus the amount of any borrowings for investment purposes, in debt obligations or investments that provide exposure to such debt obligations. The fund may invest up to 25% of its net assets in debt obligations which, at the time of purchase, are rated by a nationally recognized statistical rating organization as below investment grade (sometimes called “junk” bonds or “high yield” bonds). The fund is non-diversified.
About Thornburg Core Plus Bond ETF (TPLS)
There are 2 members of the management team with an average tenure of 1.48 years: Lon Erickson (2025) and Christian Hoffmann (2025). Management tenure is more important for actively managed ETFs than passive index ETFs.
Thornburg Core Plus Bond ETF has 347 securities in its portfolio. The top 10 holdings constitute 25.2% of the ETF’s assets. The ETF meets the SEC requirement of being classified as a nondiversified fund. The ETF is not considered to have an ESG focus with its investment selection and management.
Thornburg Core Plus Bond ETF is part of the Fixed Income global asset class and is within the Taxable Bond ETF group. Thornburg Core Plus Bond ETF has 3.5% of its portfolio invested in foreign issues. The overall assets allocated to domestic stock is 0.0% There is 0.0% allocated to foreign stock, and 1.3% is allocated to preferred stocks. The bond allocation as a percentage of total assets is 94.7% (91.2% domestic bond, 3.5% foreign bond and 0.3% convertible bond). Thornburg Core Plus Bond ETF has 3.4% of the portfolio in cash.
Assets Under Management
The fund has $14 million in total assets, which is below the $2 billion average for the Intermediate Core-Plus Bond category. Normally, lower assets under management translates to higher average expense ratios, and greater total assets are desired. However, for some investment categories, such as small-cap investing, it may be difficult for the manager to fully employ the desired active strategy if assets grow too large or too quickly.
TPLS Performance and Fees
The expense ratio measures how much of a fund’s assets are used for administrative expenses and operating expenses, including adviser fees and fees for the transfer agent and custodial services. The Thornburg Core Plus Bond ETF expense ratio is average compared to funds in the Intermediate Core-Plus Bond category. Thornburg Core Plus Bond ETF has an expense ratio of 0.45%, which is 3% higher than its category average, making the fund expense ratio grade a D. While it is difficult to predict returns, it is known that high annual expense ratios reduce your rate of return, and excessive fees are difficult to overcome. Active management normally comes with higher expense ratios than passive index management. Certain investment categories such as small company and foreign also normally have higher expense ratios. It is best to compare fund expense ratios against the category averages for meaningful assessments.
High portfolio turnover can translate to higher expenses and lower aftertax returns. Thornburg Core Plus Bond ETF has a portfolio turnover rate of 0%, which indicates that it holds its assets around /years. By way of comparison, the average portfolio turnover is 157% for the Intermediate Core-Plus Bond category.
Recently, in the month of July 2026, Thornburg Core Plus Bond ETF returned -1.5%, which earned it a grade of F, as the Intermediate Core-Plus Bond category had an average return of -1.2%. The letter grades of A, B, C, D and F are based upon relative rankings within the investment category. A grade of A, for example, would indicate that the return is in the highest 20% for that time period compared to all ETFs in that category.
Thornburg Core Plus Bond ETF has a trailing yield of 4.87%, which is above the 4.67% category average.
The fund normally distributes its income monthly and its capital gains annually.
It’s natural to seek the best-performing investments, but you must consider the relationship between risk and return and the impact of costs and taxes on your realized returns.
Thornburg Core Plus Bond ETF Grades
Year to date, the ETF has returned -0.5%, 0.2 percentage points worse than the category, which translates into a grade of D. The fund has returned 2.8% over the past year (grade of D).
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TPLS Trailing NAV Total Returns Data as of 7/31/26
| Last Month |
Last Quarter |
Ann'l. 1Yr |
Ann'l. 3Yr |
Ann'l. 5Yr |
Ann'l. 10Yr |
|
| TPLS Return (NAV) | -1.5% | -0.6% | 2.8% | na | na | na |
| TPLS Return (Price) | -1.6% | -0.6% | 2.7% | na | na | na |
| NAV +/- Price Return | 0.109% | 0.002% | 0.079% | na | na | na |
| Intermediate Core-Plus Bond Avg | -1.2% | -0.6% | 3.2% | 4.6% | 0.4% | 2.1% |
| TPLS Grade (NAV) | F | B | D | na | na | na |
| +/- Category (NAV) | -0.3% | 0.1% | -0.4% | na | na | na |
| TPLS Tax-Cost Ratio | na | na | 1.9% | na | na | na |
TPLS Annual NAV Total ReturnsData as of 7/31/26
| 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | 2016 | |
| TPLS Return (NAV) | -0.5% | na | na | na | na | na | na | na | na | na | na |
| TPLS Return (Price) | -0.6% | na | na | na | na | na | na | na | na | na | na |
| NAV +/- Price Ret | 0.272% | na | na | na | na | na | na | na | na | na | na |
| Intermediate Core-Plus Bond Avg | -0.2% | 7.5% | 3.0% | 6.6% | -13.2% | -0.7% | 8.0% | 9.8% | -0.2% | 4.3% | 4.9% |
| TPLS Grade (NAV) | D | na | na | na | na | na | na | na | na | na | na |
| +/- Category | -0.2% | na | na | na | na | na | na | na | na | na | na |
| Risk Measures | |
| Beta: | na |
| R-Squared: | na |
| Standard Deviation: | na |
| Category Risk Index: | na |
| Category Risk Rating: | |
| Total Risk Index: | na |
| Total Risk Rating: | |
| Portfolio Characteristics | |
| Yield: | 4.9% |
| Total Assets: | $ 15 Mil |
| Share Class Assets: | $ 15 Mil |
| Turnover: | na |
| Expense Ratio: | 0.45% |
| Index Fund: | No |
| Index Tracked: | N/A |
| Index Weighting: | 100% |
| Leveraged: | No |
| Socially Responsible Fund: | No |
| Capital Gains Distribution Frequency: | Annually |
| Income Distribution Frequency: | Monthly |
Management Team
| Number of Managers: 2 | |||
| Longest Tenure: 1.5 years | |||
| Average Tenure: 1.5 years | |||
| Managers (Year): Erickson Lon (2025), Hoffmann Christian (2025) | |||
Portfolio Composition (as of 7/31/26)
| # of Holdings: | 347 |
| % in Top 10 Holdings: | 25.2% |
| Fund is Non-Diversified: | Yes |
| % in Foreign Issues: | 3.5% |
Portfolio Allocation |
|
| Domestic Stock: | 0.0% |
| Foreign Stock: | 0.0% |
| Preferred Stock: | 1.3% |
| Domestic Bond: | 91.2% |
| Foreign Bond: | 3.5% |
| Convertible Bond: | 0.3% |
| Other: | 0.4% |
| Cash: | 3.4% |
Purchase Information
| Legal Structure: | Open Ended Investment Company |
| Fund Family: | Thornburg |
| Phone Number: | 877-215-1330 |
| Website: | |
| Inception Date: | February 4, 2025 |
Expenses and Fees
| Expense Ratio (%): | 0.45% (Rating: Avg) |
| Category Average Expense Ratio (%): | 0.44% |
