---
ticker: "FMUB"
name: "Fidelity Municipal Bond Opportunities ETF"
url: "https://etf.net/etf/FMUB"
grade: "A"
score: 70
graded_at: "2026-10-12"
category: "High-Yield Municipal Bonds"
category_rank: "4 of 19"
methodology: "https://etf.net/methodology"
---

# FMUB: Fidelity Municipal Bond Opportunities ETF

Grade **A**, Score 70 of 100. Rank 4 of 19 in High-Yield Municipal Bonds.

Graded Oct 12, 2026.

## Grade pillars

| Pillar | Score | Category rank |
| --- | --- | --- |
| Cost | 100 | 1 of 19 |
| Mission | 88 | 9 of 18 |
| Risk | 53 | 6 of 19 |
| Tradability | 32 | 17 of 19 |
| Holdings | 34 | 16 of 19 |
| Durability | 44 | 14 of 19 |

## Top holdings

The fund holds 625 positions. These are the largest 30, by weight.

| # | Ticker | Name | Weight |
| --- | --- | --- | --- |
| 1 | — | Municipal Cash Cf | 9.51% |
| 2 | — | Louis/Jeff Hlth 5% 10/01/33 | 1.51% |
| 3 | — | Texas Municipal 5.25% 04/01/3 | 0.99% |
| 4 | — | Black Belt Ene 5% 06/01/31 | 0.85% |
| 5 | — | Main Str Nat Ga 05/01/55 Mt | 0.73% |
| 6 | — | New York St 3.15% 11/1/30MT 66 | 0.70% |
| 7 | — | Cps Sft PT7% Sup A 3.15% 12/31 | 0.69% |
| 8 | — | Fl Hsg Fin Corp 1.8% 07/01/36 | 0.67% |
| 9 | — | Main Street Ene 5% 9/1/2034 | 0.67% |
| 10 | — | Black Belt Ene 5% 11/01/36 | 0.60% |
| 11 | — | Lee Fl Ida Hlth 5.75% 10/01/5 | 0.59% |
| 12 | — | Texas Municipa 5% 03/01/36 | 0.57% |
| 13 | — | Southeast En Al 5% 10/01/30 | 0.56% |
| 14 | — | Black Belt Ene 5% 12/01/34 | 0.56% |
| 15 | — | Black Belt Ene 5% 10/01/33 | 0.56% |
| 16 | — | Illinois Fin At 5.25% 07/01/35 | 0.55% |
| 17 | — | Main Street Ene 5% 10/01/33 | 0.52% |
| 18 | — | Southeast En Al 5% Mt | 0.52% |
| 19 | — | Pennsylvania’s 5% 05/01/30 | 0.51% |
| 20 | — | Energy Southeas 5% 04/01/34 | 0.50% |
| 21 | — | Texas St Univ 5% 03/15/30 | 0.48% |
| 22 | — | Black Belt Ene 5.25% 06/01/36 | 0.46% |
| 23 | — | Energy Southeas 5% 11/01/33 | 0.45% |
| 24 | — | Ri Stud Ln 5% 12/01/28@ | 0.45% |
| 25 | — | Lancaster H Aut 5% 11/01/27 | 0.43% |
| 26 | — | College Mainlan 5.25% 08/15/4 | 0.42% |
| 27 | — | Fl Palm Beach 3% 08/15/44 | 0.42% |
| 28 | — | Illinois Fin 4% 10/1/55 | 0.40% |
| 29 | — | Tx Sf-Mrb 4.6% 09/01/43 | 0.40% |
| 30 | — | Ne Ifa Sfh 4.1% 09/01/38 | 0.39% |

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