# EDGAR Filing Document

**Accession Number:** 0001879238
**File Stem:** 0001829126-25-008408
**Filing Date:** 2025-10
**Character Count:** 6270
**Document Hash:** 5e0e3bee72c3e81922091dc739647b19
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001829126-25-008408.hdr.sgml**: 20251024

**ACCESSION NUMBER**: 0001829126-25-008408

**CONFORMED SUBMISSION TYPE**: 485BXT

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251024

**DATE AS OF CHANGE**: 20251024

**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:** 485BXT
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-23731
- **FILM NUMBER:** 251416792

**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
**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:** 485BXT
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-258986
- **FILM NUMBER:** 251416791

**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 Global Inflation-Linked Bond ETF (Series ID: S000083034)

| Class ID   | Class Name                                 | Ticker Symbol   |
|:---|:---|:---|
| C000246542 | BondBloxx Global Inflation-Linked Bond ETF |  |

**As filed with the Securities and Exchange Commission on October 24, 2025**

---

| |
|:---|
| **Securities Act Registration** |
| **No. 333-258986** |
| **Investment Company Act** |
| **Registration No. 811-23731** |

---

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**FORM N-1A**

**REGISTRATION STATEMENT**

**UNDER THE SECURITIES ACT OF 1933**

**Pre-Effective Amendment No.** 

**Post-Effective Amendment No. 68**

**and**

**REGISTRATION STATEMENT**

**UNDER THE INVESTMENT COMPANY ACT OF 1940** 

**Amendment No. 71**

**BONDBLOXX ETF TRUST**

**(Exact Name of Registrant as Specified in Declaration of Trust)**

**700 Larkspur Landing Circle, Suite 250**

**Larkspur, CA 94939**

**(800) 896-5089**

**Name and Address of Agent for Service**

**BondBloxx Investment Management Corporation**

**700 Larkspur Landing Circle, Suite 250**

**Larkspur, CA 94939**

 ****

*Copy to:*

 

**Edward Baer** 

**Ropes & Gray LLP**

**Three Embarcadero Center**

**San Francisco, CA 94111**

Approximate Date of Proposed Public Offering: As soon as practicable after the effective date of this Registration Statement.

It is proposed that this filing will become effective (check appropriate box):

☐ immediately upon filing pursuant to paragraph (b)

☒ on November 25, 2025 pursuant to paragraph (b)

☐ 60 days after filing pursuant to paragraph (a)(1)

☐ on (date) pursuant to paragraph (a)(1)

☐ 75 days after filing pursuant to paragraph (a)(2)

☐ on (date) pursuant to paragraph (a)(2) of Rule 485

If appropriate, check the following box:

☒ this post-effective amendment designates a new effective date for a previously filed post-effective amendment.

This Post-Effective Amendment No. 68 to the Registration Statement of BondBloxx ETF Trust on Form N-1A (File No. 333-258986) is being filed pursuant to paragraph (b)(1)(iii) of Rule 485 under the Securities Act of 1933, as amended (the "Securities Act"), solely for the purpose of delaying, until November 25, 2025, the effectiveness of Post-Effective Amendment No. 21 to the Registration Statement as it relates to BondBloxx Global Inflation-Linked Bond ETF, as filed in [Post-Effective Amendment No. 21](http://www.sec.gov/Archives/edgar/data/1879238/000182912623005873/bondbloxxetf_485apos.htm) on September 1, 2023, pursuant to paragraph (a) of Rule 485 under the Securities Act.

This Post-Effective Amendment No. 68 incorporates by reference the information contained in Parts A, B and C of [Post-Effective Amendment No. 21](http://www.sec.gov/Archives/edgar/data/1879238/000182912623005873/bondbloxxetf_485apos.htm) to the Registrant's Registration Statement.

**SIGNATURES**

Pursuant to the requirements of the Securities Act of 1933, as amended, and the Investment Company Act of 1940, as amended, the Registrant certifies that it meets all the requirements for the effectiveness of this Post-Effective Amendment to its Registration Statement pursuant to Rule 485(b)(1)(iii) under the Securities Act of 1933 and has duly caused this Post-Effective Amendment to its Registration Statement to be signed on its behalf by the undersigned, thereto duly authorized, in the City of Larkspur and the State of California as of the 24th day of October, 2025.

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| | |
|:---|:---|
| BondBloxx ETF Trust | BondBloxx ETF Trust |
| By: | /s/ Joanna Gallegos |
|  | Joanna Gallegos |
|  | Chief Executive Officer and President |

---

Pursuant to the requirements of the Securities Act of 1933, as amended, this Post-Effective Amendment to the Registration Statement has been signed by the following persons in the capacities as indicated as of the 24th day of October, 2025.

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| | |
|:---|:---|
| <u>Signature</u> | <u>Title</u> |
| \* | (Trustee) |
| Leland C. Clemons, Jr. |  |
| \* | (Trustee) |
| Allan Eberhart |  |
| \* | (Trustee) |
| David Lonergan |  |
| \* | (Trustee) |
| Stephen Messinger |  |
| \* | (Trustee) |
| H. Michael Williams |  |
| \* | (Chief Executive Officer and President) |
| Joanna Gallegos | (Chief Executive Officer and President) |
| \* | (Chief Financial Officer, Chief Accounting Officer, Vice President and Treasurer) |
| Tony Kelly | (Chief Financial Officer, Chief Accounting Officer, Vice President and Treasurer) |

---

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| | |
|:---|:---|
| \*By: | /s/ Joanna Gallegos |
| Joanna Gallegos | Joanna Gallegos |
| Attorney-in-Fact (Pursuant to a Power of Attorney) | Attorney-in-Fact (Pursuant to a Power of Attorney) |

---