# EDGAR Filing Document

**Accession Number:** 0001804196
**File Stem:** 0001193125-23-058159
**Filing Date:** 2023-3
**Character Count:** 3880
**Document Hash:** 12bb708ad478dcc9cf7fbbe4705568b8
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-23-058159.hdr.sgml**: 20230302

**ACCESSION NUMBER**: 0001193125-23-058159

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230302

**DATE AS OF CHANGE**: 20230302

**EFFECTIVENESS DATE**: 20230302

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BlackRock ETF Trust II
- **CENTRAL INDEX KEY:** 0001804196
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0731

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-236575
- **FILM NUMBER:** 23698975

**BUSINESS ADDRESS:**
- **STREET 1:** 100 BELLEVUE PARKWAY
- **CITY:** WILMINGTON
- **STATE:** DE
- **ZIP:** 19809
- **BUSINESS PHONE:** 800 882 0052

**MAIL ADDRESS:**
- **STREET 1:** 100 BELLEVUE PARKWAY
- **CITY:** WILMINGTON
- **STATE:** DE
- **ZIP:** 19809

## Series and Classes Contracts Data

### BlackRock High Yield Muni Income Bond ETF (Series ID: S000068548)

---

|  |  |
|:---|:---|
| Class Name                                | Class ID   |
| BlackRock High Yield Muni Income Bond ETF | C000219258 |

---

## Series and Classes Contracts Data

### BlackRock High Yield Muni Income Bond ETF (Series ID: S000068548)

| Class ID   | Class Name                                | Ticker Symbol   |
|:---|:---|:---|
| C000219258 | BlackRock High Yield Muni Income Bond ETF |  |

**BLACKROCK ETF TRUST II** 

**BlackRock High Yield Muni Income Bond ETF** 

(the "Fund")

**Supplement dated March 2, 2023 (the "Supplement") to the Fund's** 

**Summary Prospectus and Prospectus, each dated November 28, 2022** 

**The following changes are made to the Fund's Summary Prospectus and Prospectus, as applicable:** 

**The section of the Summary Prospectus entitled "Management — Portfolio Managers" and the section of the Prospectuses entitled "Fund Overview — Management — Portfolio Managers" are deleted in their entirety and replaced with the following:** 

**Portfolio Managers.** Kevin Maloney, CFA, James Mauro, Ryan McDonald, CFA, and Phillip Soccio, CFA (the "Portfolio Managers"), are jointly and primarily responsible for the day-to-day management of the Fund. Messrs. Maloney, Mauro, McDonald and Soccio have been Portfolio Managers of the Fund since 2021, 2021, 2023 and 2023, respectively.

**The section of the Prospectus entitled "Management — Portfolio Managers" is deleted in its entirety and replaced with the following:** 

**Portfolio Managers.** Kevin Maloney, CFA, James Mauro, Ryan McDonald, CFA, and Phillip Soccio, CFA, are jointly and primarily responsible for the day-to-day management of the Fund.

Kevin Maloney, CFA, has been employed by BFA or its affiliates as a portfolio manager since 2016. Mr. Maloney has been with BlackRock since 2010. Mr. Maloney has been a Portfolio Manager of the Fund since 2021.

James Mauro has been employed by BFA or its affiliates as a portfolio manager since 2011. Prior to that, Mr. Mauro was a Vice President at State Street Global Advisors. Mr. Mauro has been a Portfolio Manager of the Fund since 2021.

Ryan McDonald, CFA, has been employed by BFA or its affiliates as a portfolio manager since 2023. Mr. McDonald has been with BlackRock since 2016. Prior to that, Mr. McDonald was a Vice president of Moelis & Co. Mr. McDonald has been a Portfolio Manager of the Fund since 2023.

Phillip Soccio, CFA, has been employed by BFA or its affiliates as a portfolio manager since 2002. Mr. Soccio has been with BlackRock since 1998. Mr. Soccio has been a Portfolio Manager of the Fund since 2023.

The Fund's SAI provides additional information about the Portfolio Managers' compensation, other accounts managed by the Portfolio Managers and the Portfolio Managers' ownership (if any) of shares in the Fund.

**Shareholders should retain this Supplement for future reference.** 

PRO-HYMIBE-0323SUP