Prospectus Certification by Investment Company - Form 497J

iShares U.S. Equity Factor Rotation Active ETF

December 2, 2024

VIA ELECTRONIC FILING

Securities and Exchange Commission

100 F Street, N.E.

Washington, D.C. 20549

Attention: Division of Investment Management

RE: iShares U.S. Equity Factor Rotation Active ETF, a series of BlackRock ETF Trust

Post-Effective Amendment No. 102 to the Registration Statement on Form N-1A

(Securities Act File No. 333-228832, Investment Company Act File No. 811-23402)     

Ladies and Gentlemen:

Pursuant to Rule 497(j) under the Securities Act of 1933, as amended (the "1933 Act"), BlackRock ETF Trust (the "Registrant"), on behalf of its series iShares U.S. Equity Factor Rotation Active ETF (the "Fund"), hereby certifies that:

(1) the form of Prospectus and Statement of Additional Information that would have been filed pursuant to Rule 497(c) under the 1933 Act would not have differed from that contained in Post-Effective Amendment No. 102 to the Registration Statement on Form N-1A of the Registrant with respect to the Fund; and

(2) the text of Post-Effective Amendment No. 102 to the Registration Statement on Form N-1A of the Registrant with respect to the Fund was filed electronically with the Securities and Exchange Commission on November 25, 2024.

Sincerely,

BlackRock ETF Trust

/s/ Janey Ahn      

Janey Ahn

Secretary of the Registrant

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