# EDGAR Filing Document

**Accession Number:** 0001879238
**File Stem:** 0001829126-25-007326
**Filing Date:** 2025-9
**Character Count:** 24492
**Document Hash:** 1bf347b9d91c99de3b38801f061869cf
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001829126-25-007326.hdr.sgml**: 20250911

**ACCESSION NUMBER**: 0001829126-25-007326

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250911

**DATE AS OF CHANGE**: 20250911

**EFFECTIVENESS DATE**: 20250911

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BondBloxx ETF Trust
- **CENTRAL INDEX KEY:** 0001879238

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-258986
- **FILM NUMBER:** 251309357

**BUSINESS ADDRESS:**
- **STREET 1:** 35 MILLER AVENUE #145
- **STREET 2:** SUITE 250
- **CITY:** MILL VALLEY
- **STATE:** CA
- **ZIP:** 94941
- **BUSINESS PHONE:** (800) 896-5089

**MAIL ADDRESS:**
- **STREET 1:** 35 MILLER AVENUE #145
- **STREET 2:** SUITE 250
- **CITY:** MILL VALLEY
- **STATE:** CA
- **ZIP:** 94941

## Series and Classes Contracts Data

### BondBloxx USD High Yield Bond Consumer Cyclicals Sector ETF (Series ID: S000074208)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                  | Ticker Symbol | Class ID   |
| BondBloxx USD High Yield Bond Consumer Cyclicals Sector ETF | XHYC          | C000231815 |

---

### BondBloxx USD High Yield Bond Consumer Non-Cyclicals Sector ETF (Series ID: S000074209)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                      | Ticker Symbol | Class ID   |
| BondBloxx USD High Yield Bond Consumer Non-Cyclicals Sector ETF | XHYD          | C000231816 |

---

### BondBloxx USD High Yield Bond Energy Sector ETF (Series ID: S000074210)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                      | Ticker Symbol | Class ID   |
| BondBloxx USD High Yield Bond Energy Sector ETF | XHYE          | C000231817 |

---

### BondBloxx USD High Yield Bond Financial & REIT Sector ETF (Series ID: S000074211)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                | Ticker Symbol | Class ID   |
| BondBloxx USD High Yield Bond Financial & REIT Sector ETF | XHYF          | C000231818 |

---

### BondBloxx USD High Yield Bond Healthcare Sector ETF (Series ID: S000074212)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                          | Ticker Symbol | Class ID   |
| BondBloxx USD High Yield Bond Healthcare Sector ETF | XHYH          | C000231819 |

---

### BondBloxx USD High Yield Bond Industrial Sector ETF (Series ID: S000074213)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                          | Ticker Symbol | Class ID   |
| BondBloxx USD High Yield Bond Industrial Sector ETF | XHYI          | C000231820 |

---

### BondBloxx USD High Yield Bond Telecom, Media & Technology Sector ETF (Series ID: S000074214)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                           | Ticker Symbol | Class ID   |
| BondBloxx USD High Yield Bond Telecom, Media & Technology Sector ETF | XHYT          | C000231821 |

---

### BondBloxx B Rated USD High Yield Corporate Bond ETF (Series ID: S000075708)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                          | Ticker Symbol | Class ID   |
| BondBloxx B Rated USD High Yield Corporate Bond ETF | XB            | C000234988 |

---

### BondBloxx BB Rated USD High Yield Corporate Bond ETF (Series ID: S000075709)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                           | Ticker Symbol | Class ID   |
| BondBloxx BB Rated USD High Yield Corporate Bond ETF | XBB           | C000234989 |

---

### BondBloxx CCC Rated USD High Yield Corporate Bond ETF (Series ID: S000075710)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                            | Ticker Symbol | Class ID   |
| BondBloxx CCC Rated USD High Yield Corporate Bond ETF | XCCC          | C000234990 |

---

### BondBloxx JP Morgan USD Emerging Markets 1-10 Year Bond ETF (Series ID: S000076617)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                  | Ticker Symbol | Class ID   |
| BondBloxx JP Morgan USD Emerging Markets 1-10 Year Bond ETF | XEMD          | C000236606 |

---

### BondBloxx Bloomberg Five Year Target Duration US Treasury ETF (Series ID: S000077342)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                    | Ticker Symbol | Class ID   |
| BondBloxx Bloomberg Five Year Target Duration US Treasury ETF | XFIV          | C000237703 |

---

### BondBloxx Bloomberg One Year Target Duration US Treasury ETF (Series ID: S000077343)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                   | Ticker Symbol | Class ID   |
| BondBloxx Bloomberg One Year Target Duration US Treasury ETF | XONE          | C000237704 |

---

### BondBloxx Bloomberg Seven Year Target Duration US Treasury ETF (Series ID: S000077344)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                     | Ticker Symbol | Class ID   |
| BondBloxx Bloomberg Seven Year Target Duration US Treasury ETF | XSVN          | C000237705 |

---

### BondBloxx Bloomberg Six Month Target Duration US Treasury ETF (Series ID: S000077345)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                    | Ticker Symbol | Class ID   |
| BondBloxx Bloomberg Six Month Target Duration US Treasury ETF | XHLF          | C000237706 |

---

### BondBloxx Bloomberg Ten Year Target Duration US Treasury ETF (Series ID: S000077346)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                   | Ticker Symbol | Class ID   |
| BondBloxx Bloomberg Ten Year Target Duration US Treasury ETF | XTEN          | C000237707 |

---

### BondBloxx Bloomberg Three Year Target Duration US Treasury ETF (Series ID: S000077347)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                     | Ticker Symbol | Class ID   |
| BondBloxx Bloomberg Three Year Target Duration US Treasury ETF | XTRE          | C000237708 |

---

### BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF (Series ID: S000077348)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                      | Ticker Symbol | Class ID   |
| BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF | XTWY          | C000237709 |

---

### BondBloxx Bloomberg Two Year Target Duration US Treasury ETF (Series ID: S000077349)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                                   | Ticker Symbol | Class ID   |
| BondBloxx Bloomberg Two Year Target Duration US Treasury ETF | XTWO          | C000237710 |

---

### BondBloxx USD High Yield Bond Sector Rotation ETF (Series ID: S000080692)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                        | Ticker Symbol | Class ID   |
| BondBloxx USD High Yield Bond Sector Rotation ETF | HYSA          | C000243215 |

---

### BondBloxx BBB Rated 1-5 Year Corporate Bond ETF (Series ID: S000080775)

---

|  |  |
|:---|:---|
| Class Name                                      | Class ID   |
| BondBloxx BBB Rated 1-5 Year Corporate Bond ETF | C000243310 |

---

### BondBloxx BBB Rated 10+ Year Corporate Bond ETF (Series ID: S000080776)

---

|  |  |
|:---|:---|
| Class Name                                      | Class ID   |
| BondBloxx BBB Rated 10+ Year Corporate Bond ETF | C000243311 |

---

### BondBloxx BBB Rated 5-10 Year Corporate Bond ETF (Series ID: S000080777)

---

|  |  |
|:---|:---|
| Class Name                                       | Class ID   |
| BondBloxx BBB Rated 5-10 Year Corporate Bond ETF | C000243312 |

---

### BondBloxx IR+M Tax-Aware Short Duration ETF (Series ID: S000083914)

---

|  |  |  |
|:---|:---|:---|
| Class Name                                  | Ticker Symbol | Class ID   |
| BondBloxx IR+M Tax-Aware Short Duration ETF | TAXX          | C000248003 |

---

### BondBloxx IR+M Tax-Aware ETF for California Residents (Series ID: S000085522)

---

|  |  |
|:---|:---|
| Class Name                                            | Class ID   |
| BondBloxx IR+M Tax-Aware ETF for California Residents | C000250807 |

---

### BondBloxx IR+M Tax-Aware ETF for Massachusetts Residents (Series ID: S000085523)

---

|  |  |
|:---|:---|
| Class Name                                               | Class ID   |
| BondBloxx IR+M Tax-Aware ETF for Massachusetts Residents | C000250808 |

---

### BondBloxx IR+M Tax-Aware ETF for New York Residents (Series ID: S000085524)

---

|  |  |
|:---|:---|
| Class Name                                          | Class ID   |
| BondBloxx IR+M Tax-Aware ETF for New York Residents | C000250809 |

---

### BondBloxx Private Credit CLO ETF (Series ID: S000088915)

---

|  |  |
|:---|:---|
| Class Name                       | Class ID   |
| BondBloxx Private Credit CLO ETF | C000255313 |

---

### BondBloxx IR+M Tax-Aware Intermediate Duration ETF (Series ID: S000090520)

---

|  |  |
|:---|:---|
| Class Name                                         | Class ID   |
| BondBloxx IR+M Tax-Aware Intermediate Duration ETF | C000257785 |

---

## Series and Classes Contracts Data

### BondBloxx USD High Yield Bond Consumer Cyclicals Sector ETF (Series ID: S000074208)

| Class ID   | Class Name                                                  | Ticker Symbol   |
|:---|:---|:---|
| C000231815 | BondBloxx USD High Yield Bond Consumer Cyclicals Sector ETF | XHYC            |

### BondBloxx USD High Yield Bond Consumer Non-Cyclicals Sector ETF (Series ID: S000074209)

| Class ID   | Class Name                                                      | Ticker Symbol   |
|:---|:---|:---|
| C000231816 | BondBloxx USD High Yield Bond Consumer Non-Cyclicals Sector ETF | XHYD            |

### BondBloxx USD High Yield Bond Energy Sector ETF (Series ID: S000074210)

| Class ID   | Class Name                                      | Ticker Symbol   |
|:---|:---|:---|
| C000231817 | BondBloxx USD High Yield Bond Energy Sector ETF | XHYE            |

### BondBloxx USD High Yield Bond Financial & REIT Sector ETF (Series ID: S000074211)

| Class ID   | Class Name                                                | Ticker Symbol   |
|:---|:---|:---|
| C000231818 | BondBloxx USD High Yield Bond Financial & REIT Sector ETF | XHYF            |

### BondBloxx USD High Yield Bond Healthcare Sector ETF (Series ID: S000074212)

| Class ID   | Class Name                                          | Ticker Symbol   |
|:---|:---|:---|
| C000231819 | BondBloxx USD High Yield Bond Healthcare Sector ETF | XHYH            |

### BondBloxx USD High Yield Bond Industrial Sector ETF (Series ID: S000074213)

| Class ID   | Class Name                                          | Ticker Symbol   |
|:---|:---|:---|
| C000231820 | BondBloxx USD High Yield Bond Industrial Sector ETF | XHYI            |

### BondBloxx USD High Yield Bond Telecom, Media & Technology Sector ETF (Series ID: S000074214)

| Class ID   | Class Name                                                           | Ticker Symbol   |
|:---|:---|:---|
| C000231821 | BondBloxx USD High Yield Bond Telecom, Media & Technology Sector ETF | XHYT            |

### BondBloxx B Rated USD High Yield Corporate Bond ETF (Series ID: S000075708)

| Class ID   | Class Name                                          | Ticker Symbol   |
|:---|:---|:---|
| C000234988 | BondBloxx B Rated USD High Yield Corporate Bond ETF | XB              |

### BondBloxx BB Rated USD High Yield Corporate Bond ETF (Series ID: S000075709)

| Class ID   | Class Name                                           | Ticker Symbol   |
|:---|:---|:---|
| C000234989 | BondBloxx BB Rated USD High Yield Corporate Bond ETF | XBB             |

### BondBloxx CCC Rated USD High Yield Corporate Bond ETF (Series ID: S000075710)

| Class ID   | Class Name                                            | Ticker Symbol   |
|:---|:---|:---|
| C000234990 | BondBloxx CCC Rated USD High Yield Corporate Bond ETF | XCCC            |

### BondBloxx JP Morgan USD Emerging Markets 1-10 Year Bond ETF (Series ID: S000076617)

| Class ID   | Class Name                                                  | Ticker Symbol   |
|:---|:---|:---|
| C000236606 | BondBloxx JP Morgan USD Emerging Markets 1-10 Year Bond ETF | XEMD            |

### BondBloxx Bloomberg Five Year Target Duration US Treasury ETF (Series ID: S000077342)

| Class ID   | Class Name                                                    | Ticker Symbol   |
|:---|:---|:---|
| C000237703 | BondBloxx Bloomberg Five Year Target Duration US Treasury ETF | XFIV            |

### BondBloxx Bloomberg One Year Target Duration US Treasury ETF (Series ID: S000077343)

| Class ID   | Class Name                                                   | Ticker Symbol   |
|:---|:---|:---|
| C000237704 | BondBloxx Bloomberg One Year Target Duration US Treasury ETF | XONE            |

### BondBloxx Bloomberg Seven Year Target Duration US Treasury ETF (Series ID: S000077344)

| Class ID   | Class Name                                                     | Ticker Symbol   |
|:---|:---|:---|
| C000237705 | BondBloxx Bloomberg Seven Year Target Duration US Treasury ETF | XSVN            |

### BondBloxx Bloomberg Six Month Target Duration US Treasury ETF (Series ID: S000077345)

| Class ID   | Class Name                                                    | Ticker Symbol   |
|:---|:---|:---|
| C000237706 | BondBloxx Bloomberg Six Month Target Duration US Treasury ETF | XHLF            |

### BondBloxx Bloomberg Ten Year Target Duration US Treasury ETF (Series ID: S000077346)

| Class ID   | Class Name                                                   | Ticker Symbol   |
|:---|:---|:---|
| C000237707 | BondBloxx Bloomberg Ten Year Target Duration US Treasury ETF | XTEN            |

### BondBloxx Bloomberg Three Year Target Duration US Treasury ETF (Series ID: S000077347)

| Class ID   | Class Name                                                     | Ticker Symbol   |
|:---|:---|:---|
| C000237708 | BondBloxx Bloomberg Three Year Target Duration US Treasury ETF | XTRE            |

### BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF (Series ID: S000077348)

| Class ID   | Class Name                                                      | Ticker Symbol   |
|:---|:---|:---|
| C000237709 | BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF | XTWY            |

### BondBloxx Bloomberg Two Year Target Duration US Treasury ETF (Series ID: S000077349)

| Class ID   | Class Name                                                   | Ticker Symbol   |
|:---|:---|:---|
| C000237710 | BondBloxx Bloomberg Two Year Target Duration US Treasury ETF | XTWO            |

### BondBloxx USD High Yield Bond Sector Rotation ETF (Series ID: S000080692)

| Class ID   | Class Name                                        | Ticker Symbol   |
|:---|:---|:---|
| C000243215 | BondBloxx USD High Yield Bond Sector Rotation ETF | HYSA            |

### BondBloxx BBB Rated 1-5 Year Corporate Bond ETF (Series ID: S000080775)

| Class ID   | Class Name                                      | Ticker Symbol   |
|:---|:---|:---|
| C000243310 | BondBloxx BBB Rated 1-5 Year Corporate Bond ETF |  |

### BondBloxx BBB Rated 10+ Year Corporate Bond ETF (Series ID: S000080776)

| Class ID   | Class Name                                      | Ticker Symbol   |
|:---|:---|:---|
| C000243311 | BondBloxx BBB Rated 10+ Year Corporate Bond ETF |  |

### BondBloxx BBB Rated 5-10 Year Corporate Bond ETF (Series ID: S000080777)

| Class ID   | Class Name                                       | Ticker Symbol   |
|:---|:---|:---|
| C000243312 | BondBloxx BBB Rated 5-10 Year Corporate Bond ETF |  |

### BondBloxx IR+M Tax-Aware Short Duration ETF (Series ID: S000083914)

| Class ID   | Class Name                                  | Ticker Symbol   |
|:---|:---|:---|
| C000248003 | BondBloxx IR+M Tax-Aware Short Duration ETF | TAXX            |

### BondBloxx IR+M Tax-Aware ETF for California Residents (Series ID: S000085522)

| Class ID   | Class Name                                            | Ticker Symbol   |
|:---|:---|:---|
| C000250807 | BondBloxx IR+M Tax-Aware ETF for California Residents |  |

### BondBloxx IR+M Tax-Aware ETF for Massachusetts Residents (Series ID: S000085523)

| Class ID   | Class Name                                               | Ticker Symbol   |
|:---|:---|:---|
| C000250808 | BondBloxx IR+M Tax-Aware ETF for Massachusetts Residents |  |

### BondBloxx IR+M Tax-Aware ETF for New York Residents (Series ID: S000085524)

| Class ID   | Class Name                                          | Ticker Symbol   |
|:---|:---|:---|
| C000250809 | BondBloxx IR+M Tax-Aware ETF for New York Residents |  |

### BondBloxx Private Credit CLO ETF (Series ID: S000088915)

| Class ID   | Class Name                       | Ticker Symbol   |
|:---|:---|:---|
| C000255313 | BondBloxx Private Credit CLO ETF |  |

### BondBloxx IR+M Tax-Aware Intermediate Duration ETF (Series ID: S000090520)

| Class ID   | Class Name                                         | Ticker Symbol   |
|:---|:---|:---|
| C000257785 | BondBloxx IR+M Tax-Aware Intermediate Duration ETF |  |

**BONDBLOXX ETF TRUST**

**(the "Trust")**

**BondBloxx USD High Yield Bond Industrial Sector ETF**

**BondBloxx USD High Yield Bond Telecom, Media & Technology Sector ETF**

**BondBloxx USD High Yield Bond Healthcare Sector ETF**

**BondBloxx USD High Yield Bond Financial & REIT Sector ETF**

**BondBloxx USD High Yield Bond Energy Sector ETF**

**BondBloxx USD High Yield Bond Consumer Cyclicals Sector ETF**

**BondBloxx USD High Yield Bond Consumer Non-Cyclicals Sector ETF**

**BondBloxx USD High Yield Bond Sector Rotation ETF**

**BondBloxx BB Rated USD High Yield Corporate Bond ETF**

**BondBloxx B Rated USD High Yield Corporate Bond ETF**

**BondBloxx CCC Rated USD High Yield Corporate Bond ETF**

**BondBloxx JP Morgan USD Emerging Markets 1-10 Year Bond ETF**

**BondBloxx Bloomberg Six Month Target Duration US Treasury ETF**

**BondBloxx Bloomberg One Year Target Duration US Treasury ETF**

**BondBloxx Bloomberg Two Year Target Duration US Treasury ETF**

**BondBloxx Bloomberg Three Year Target Duration US Treasury ETF**

**BondBloxx Bloomberg Five Year Target Duration US Treasury ETF**

**BondBloxx Bloomberg Seven Year Target Duration US Treasury ETF**

**BondBloxx Bloomberg Ten Year Target Duration US Treasury ETF**

**BondBloxx Bloomberg Twenty Year Target Duration US Treasury ETF**

**BondBloxx BBB Rated 1-5 Year Corporate Bond ETF**

**BondBloxx BBB Rated 5-10 Year Corporate Bond ETF**

**BondBloxx BBB Rated 10+ Year Corporate Bond ETF**

**BondBloxx IR+M Tax-Aware Short Duration ETF**

**BondBloxx IR+M Tax-Aware Intermediate Duration ETF**

**BondBloxx IR+M Tax-Aware ETF For California Residents**

**BondBloxx IR+M Tax-Aware ETF For Massachusetts Residents**

**BondBloxx IR+M Tax-Aware ETF For New York Residents**

**BondBloxx Private Credit CLO ETF**

**SUPPLEMENT DATED SEPTEMBER 11, 2025, TO THE STATEMENT OF ADDITIONAL INFORMATION ("SAI") DATED FEBRUARY 28, 2025, AS SUPPLEMENTED FROM TIME TO TIME**

**This Supplement provides new and additional information beyond that contained in the SAI and should be read in conjunction with the SAI dated February 28, 2025, as supplemented from time to time**

On August 25, 2025, the Board of Trustees (the "Board") of the Trust accepted the resignation of Joanna Gallegos from her role as Interested Trustee and Chairperson of the Board effective as of August 25, 2025. Accordingly, all references and information relating to Ms. Gallegos in her capacity as a Board member in the SAI are hereby removed. Ms. Gallegos continues to serve as Chief Executive Officer and President of the Trust.

Concurrent with Ms. Gallegos' resignation as a Board member, the Board appointed Leland Clemons, Jr. as Interested Trustee and Chairperson of the Board effective as of August 25, 2025. Accordingly, all references to Ms. Gallegos as Chairperson of the Board are hereby replaced with references to Mr. Clemons as Chairperson of the Board.

In addition, the following disclosures in the SAI are hereby replaced or revised as follows:

*The second paragraph under "Management—Trustees and Officers" is hereby replaced as follows:*

The address of each Trustee and officer is c/o BondBloxx ETF Trust, 700 Larkspur Landing Circle, Suite 250, Larkspur, CA 94939. The Board has designated Leland Clemons, Jr. as its Board Chair. David Lonergan serves as the Lead Independent Trustee.

*The table under the heading "Management—Trustees" is hereby replaced as follows:*

**<u>Independent Trustees</u>**

---

| | | | | | |
|:---|:---|:---|:---|:---|:---|
| **Name (Age)** | **Position(s)<br>Held with<br>the Fund** | **Term of<br>Office and<br>Length of<br>Time Served** | **Principal Occupation(s)<br>During the Past 5 Years** | **Number of<br>Portfolios in the<br>Fund Complex<br>Overseen by<br>the Trustee** | **Other<br>Directorships<br>Held by**<br> **the Trustee** |
| Allan Eberhart <br>(63) | Trustee | 2021-present | Professor of Finance, Founding Director (now Senior Associate Dean) of Master of Science in Finance program, McDonough School of Business, Georgetown University, since 1989 | 29 |  |
| David Lonergan <br>(55) | Lead Independent Trustee | 2021-present | Retired; Chief Investment Officer Vista Capital Advisors (2017); Managing Director Global Co-Head Securities Lending and Finance BlackRock <br>(1994 – 2014) | 29 | Advisory Board Member, Make-A-Wish Greater Bay Area (since 2017) |
| Stephen Messinger <br>(63) | Trustee, Audit Committee Chair | 2021-present | President, Morrow Sodali Fund Solutions, 2019-present (registered fund governance advisory); Managing Director, BlackRock, Inc. (2016 – 2019); Executive Vice President, iShares ETFs (2016 – 2019) | 29 | Director, Ricochet Foundation (since 2018) |
| H. Michael Williams <br>(64) | Trustee, Nominating and Governance Committee Chair | 2021-present | Retired; Educator, Director of Intercollegiate Athletics, University of California, Berkeley (2014 – 2018) | 29 | Member, Board of Visitors, University of California – Berkeley (since 2022); Director, Health Career Connections (since 2021) Director, The Spencer Foundation (since 2019); |
| **<u>Interested Trustee</u>** | **<u>Interested Trustee</u>** | **<u>Interested Trustee</u>** | **<u>Interested Trustee</u>** | **<u>Interested Trustee</u>** | **<u>Interested Trustee</u>** |
| Leland Clemons, Jr.<sup>1</sup><br> (48) | Interested Trustee and Board Chair | Since August 2025 | Chief Executive Officer, BondBloxx Investment Management Corporation, since 2021; Chief Executive Officer, VettaFi (2021 – 2024); Head of Fixed Income and Derivatives, Tradeweb Europe (2019 – 2021); and Global Head of Markets and Investment Strategy, BlackRock, Inc. (2005 – 2019). | 29 |  |

---

<sup>1.</sup> Leland Clemons, Jr. is an "interested person" of the Trust, as defined in the 1940 Act, due to his affiliation with the Adviser.

*The following replaces the disclosure under "Management—Trustees—Interested Trustee":*

*Leland Clemons, Jr.*. Leland Clemons, Jr. has been a Trustee of the Trust since 2025. Prior to co-founding BondBloxx, Mr. Clemons was Head of Fixed Income and Derivatives for Tradeweb Europe where he led accelerated growth in the credit, rates, and automated execution products, including the introduction of portfolio trading in European credit. Mr. Clemons served as Chief Executive Officer of VettaFi, a differentiated index provider and financial services firm, from 2021 to 2024. From 2005 to 2019, he served as a leader in BlackRock's iShares ETF business, including Global Head of Markets and Investment Strategy, where he helped grow ETF assets from less than $100 billion to more than $2 trillion. Mr. Clemons is named as inventor on a U.S. patent for a system to protect individual investors in a blind trust ETF with a small lot redemption trigger, developed during his time at BlackRock.

**PLEASE RETAIN THIS SUPPLEMENT FOR FUTURE REFERENCE.**