# EDGAR Filing Document

**Accession Number:** 0001761055
**File Stem:** 0001193125-26-083738
**Filing Date:** 2026-3
**Character Count:** 2505
**Document Hash:** d7a84a445deef2492ed2e47193ef8d1e
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-083738.hdr.sgml**: 20260302

**ACCESSION NUMBER**: 0001193125-26-083738

**CONFORMED SUBMISSION TYPE**: 497K

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20260302

**DATE AS OF CHANGE**: 20260227

**EFFECTIVENESS DATE**: 20260302

**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:** 497K
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 333-228832
- **FILM NUMBER:** 26703085

**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 Value Active ETF II (Series ID: S000101316)

| Class ID   | Class Name                            | Ticker Symbol   |
|:---|:---|:---|
| C000271463 | iShares Large Cap Value Active ETF II |  |

**BLACKROCK ETF TRUST** 

iShares Large Cap Value Active ETF II

(the "Fund")

**Supplement dated March 2, 2026 to the Summary Prospectus, the Prospectus and the Statement of Additional Information ("SAI") of the Fund, each dated February 8, 2026, as supplemented to date** 

As of the close of trading on the New York Stock Exchange ("NYSE") on February 27, 2026, each of iShares Large Cap Value Active ETF, a series of BlackRock ETF Trust (the "Trust"), and CornerCap Fundametrics<sup>®</sup> Large-Cap ETF, a series of Advisor Managed Portfolios, was reorganized with and into the Fund (each a "Reorganization" and together the "Reorganizations").

At a meeting held on November 18, 2025, the Board of Trustees of the Trust approved a change in the name of the Fund to "iShares Large Cap Value Active ETF" following the Reorganizations. Effective immediately, the Fund's name is changed to iShares Large Cap Value Active ETF, and all references to the Fund's prior name in the Fund's Summary Prospectus, Prospectus and SAI are hereby replaced with references to the Fund's new name.

**If you have any questions, please call 1-800-iShares (1-800-474-2737).** 

**iShares<sup>®</sup> is a registered trademark of BlackRock Fund Advisors and its affiliates.** 

\* \* \*

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

SP2SAI-BLCV-0226SUP