# EDGAR Filing Document

**Accession Number:** 0001761055
**File Stem:** 0001193125-25-287121
**Filing Date:** 2025-11
**Character Count:** 3256
**Document Hash:** 5223b1cd1a6d2dd6ed470f8bd04235ed
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-287121.hdr.sgml**: 20251119

**ACCESSION NUMBER**: 0001193125-25-287121

**CONFORMED SUBMISSION TYPE**: 497

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251119

**DATE AS OF CHANGE**: 20251119

**EFFECTIVENESS DATE**: 20251119

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BlackRock ETF Trust
- **CENTRAL INDEX KEY:** 0001761055

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 0731

**FILING VALUES:**
- **FORM TYPE:** 497
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-228832
- **FILM NUMBER:** 251496784

**BUSINESS ADDRESS:**
- **STREET 1:** 100 BELLEVUE PARKWAY
- **CITY:** WILMINGTON
- **STATE:** DE
- **ZIP:** 19809
- **BUSINESS PHONE:** 8004417762

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

## Series and Classes Contracts Data

### iShares Large Cap Core Active ETF (Series ID: S000082317)

---

|  |  |
|:---|:---|
| Class Name                        | Class ID   |
| iShares Large Cap Core Active ETF | C000245618 |

---

## Series and Classes Contracts Data

### iShares Large Cap Core Active ETF (Series ID: S000082317)

| Class ID   | Class Name                        | Ticker Symbol   |
|:---|:---|:---|
| C000245618 | iShares Large Cap Core Active ETF |  |

**BLACKROCK ETF TRUST** 

iShares Large Cap Core Active ETF

(the "Fund")

**Supplement dated November 19, 2025 to the Summary Prospectus and Prospectus of the Fund, each** 

**dated November 27, 2024, as amended or supplemented to date** 

**Effective immediately, the following changes are made to the Summary Prospectus and Prospectus of the Fund:** 

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

**Portfolio Managers.** Ibrahim Kanan and Sally Du, CFA (the "Portfolio Managers") are jointly and primarily responsible for the day-to-day management of the Fund. Mr. Kanan has been Portfolio Manager of the Fund since March 2024. Ms. Du has been Portfolio Manager of the Fund since November 2024.

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

**Portfolio Managers.** Ibrahim Kanan and Sally Du, CFA are jointly and primarily responsible for the day-to-day management of the Fund.

Ibrahim Kanan has been with BlackRock since 2014. Mr. Kanan has been employed by BFA or its affiliates as a portfolio manager since 2021 and has been a Portfolio Manager of the Fund since March 2024.

Sally Du, CFA has been with BlackRock since 2007. Ms. Du has been employed by BFA or its affiliates as a portfolio manager since 2021 and has been a Portfolio Manager of the Fund since November 2024.

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.**