---
ticker: "TMB"
name: "Thornburg Multi Sector Bond ETF"
url: "https://etf.net/etf/TMB"
grade: "B"
score: 67
graded_at: "2026-10-12"
category: "Multi-Sector Bond Income"
category_rank: "5 of 25"
methodology: "https://etf.net/methodology"
---

# TMB: Thornburg Multi Sector Bond ETF

Grade **B**, Score 67 of 100. Rank 5 of 25 in Multi-Sector Bond Income.

Graded Oct 12, 2026.

## Grade pillars

| Pillar | Score | Category rank |
| --- | --- | --- |
| Cost | 54 | 12 of 25 |
| Mission | 86 | 4 of 14 |
| Risk | 52 | 10 of 20 |
| Tradability | 68 | 6 of 25 |
| Holdings | 80 | 4 of 25 |
| Durability | 69 | 8 of 25 |

## Top holdings

The fund holds 648 positions. These are the largest 30, by weight.

| # | Ticker | Name | Weight |
| --- | --- | --- | --- |
| 1 | — | United States Treasury Note/Bond | 10.02% |
| 2 | — | United States Treasury Note/Bond | 2.36% |
| 3 | — | United States Treasury Note/Bond | 1.57% |
| 4 | Cash & Cash Equivalents | Cash & Cash Equivalents | 1.19% |
| 5 | — | United States Treasury Note/Bond | 0.98% |
| 6 | — | Fannie Mae Pool | 0.96% |
| 7 | — | United States Treasury Strip Principal | 0.89% |
| 8 | — | Fannie Mae Pool | 0.87% |
| 9 | — | Fannie Mae Pool | 0.84% |
| 10 | — | Freddie Mac Pool | 0.61% |
| 11 | — | Freddie Mac Pool | 0.58% |
| 12 | — | Fannie Mae Pool | 0.55% |
| 13 | — | Fannie Mae Pool | 0.54% |
| 14 | — | Fannie Mae Pool | 0.48% |
| 15 | — | United States Treasury Strip Coupon | 0.48% |
| 16 | — | Fannie Mae Pool | 0.38% |
| 17 | — | United States Treasury Note/Bond | 0.36% |
| 18 | — | The Bank of New York Mellon Corp. | 0.36% |
| 19 | — | Fannie Mae REMICS | 0.35% |
| 20 | — | Regional Management Issuance Trust 2024-2 | 0.34% |
| 21 | — | Fannie Mae REMICS | 0.34% |
| 22 | — | Freddie Mac REMICS | 0.33% |
| 23 | — | Mfa 2026-NPL1, Llc | 0.33% |
| 24 | — | Freddie Mac Pool | 0.33% |
| 25 | — | Main Street Capital Corp. | 0.32% |
| 26 | — | Taylor Morrison Communities, Inc. | 0.32% |
| 27 | — | Bio-Rad Laboratories, Inc. | 0.32% |
| 28 | — | OneMain Financial Issuance Trust 2019-2 | 0.32% |
| 29 | — | Freddie Mac Pool | 0.31% |
| 30 | — | United States Treasury Strip Coupon | 0.30% |

Source: etf.net, https://etf.net/etf/TMB. Please cite the page URL.