TMB Performance — Thornburg Multi Sector Bond ETF
Data updated: 2026-07-24
TMB returned +0.84% year to date and +5.28% over one year to May 2026. Over one year the fund trailed its Intermediate Core Bond category average: $100 grew to $105, against $105 for the category. Volatility over the past 12 months was 2.33% a year. In the 12 months to May 2026 the fund took in a net $143.0M, and assets reached $184.67M.
TMB Growth of $100
What $100 invested in Thornburg Multi Sector Bond ETF grew to, compounded from monthly returns reported on SEC Form N-PORT, against the Intermediate Core Bond category average over the same months.
| Period | TMB | Category average |
|---|---|---|
| 1 year (Jun 2025 – May 2026) | $105 | $105 |
| Since data start (Feb 2025 – May 2026) | $107 | $107 |
TMB Trailing Returns
Total returns to May 2026, from SEC N-PORT.
| Period | Total return |
|---|---|
| YTD | +0.84% |
| 1 year | +5.28% |
TMB Annual Returns
Calendar-year total returns of Thornburg Multi Sector Bond ETF, compounded from monthly SEC N-PORT returns. Partial years show the months covered.
| Year | Total return |
|---|---|
| 2026 (Jan–May) | +0.84% |
| 2025 (Feb–Dec) | +6.53% |
TMB 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 | +0.4% | +1.1% | −1.2% | +0.4% | +0.3% | — | — | — | — | — | — | — |
| 2025 | — | +1.5% | +0.1% | +0.5% | 0.0% | +1.3% | −0.1% | +1.2% | +0.7% | +0.5% | +0.6% | +0.1% |
TMB Risk
Risk measures from monthly returns over Jun 2025 – May 2026.
- 1-year volatility (annualised): 2.33%
- Best month: +1.29% (Jun 2025)
- Worst month: −1.25% (Mar 2026)
TMB Fund Flows
Monthly money in and out of Thornburg Multi Sector Bond ETF, from SEC Form N-PORT.
- 12-month net flow: $143.0M
- 12-month gross sales (incl. reinvestments): $148.1M
- Sales ÷ redemptions: 28.85×
| Month | Sales | Redemptions | Net flow |
|---|---|---|---|
| May 2026 | $5.6M | $0 | $5.6M |
| Apr 2026 | $2.5M | $0 | $2.5M |
| Mar 2026 | $89.0M | $0 | $89.0M |
| Feb 2026 | $12.9M | $0 | $12.9M |
| Jan 2026 | $1.3M | $1.3M | $815 |
| Dec 2025 | $0 | $3.9M | −$3.9M |
| Nov 2025 | $0 | $0 | $0 |
| Oct 2025 | $1.3M | $0 | $1.3M |
| Sep 2025 | $3.8M | $0 | $3.8M |
| Aug 2025 | $20.3M | $0 | $20.3M |
| Jul 2025 | $10.2M | $0 | $10.2M |
| Jun 2025 | $1.3M | $0 | $1.3M |
TMB Assets Under Management
Net assets of Thornburg Multi Sector Bond ETF by report date, from SEC N-PORT filings.
| Report date | Net assets |
|---|---|
| 2026-05-31 | $184.67M |
| 2026-02-28 | $89.04M |
| 2025-11-30 | $79.67M |
| 2025-08-31 | $73.94M |
| 2025-05-31 | $41.51M |
| 2025-02-28 | $32.91M |
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.