Form 485BXT PIMCO ETF Trust

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

File Nos. 333-155395

811-22250

U.S. SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form N-1A

PIMCO ETF TRUST

(Exact name of Registrant as Specified in Charter)

650 Newport Center Drive

Newport Beach, California 92660

(Address of Principal Executive Offices) (Zip Code)

Registrant’s Telephone Number, including Area Code

(866) 746-2606

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

  If appropriate, check the following box:

EXPLANATORY NOTE

This Post-Effective Amendment No.  494 to the Registration Statement of PIMCO ETF Trust (the “Trust” or the “Registrant”) incorporates by reference the prospectus and Statement of Additional Information that are contained in the Trust’s Post-Effective Amendment No. 492, which was filed with the Securities and Exchange Commission on September 11, 2025. This Post-Effective Amendment No. 494 is filed solely for the purpose of designating December 2, 2025 as the new effective date of Post-Effective Amendment No. 492. This Post-Effective Amendment does not affect the currently effective prospectuses and Statement of Additional Information for the other series of the Trust.

SIGNATURES

Pursuant to the requirements of the Securities Act of 1933 and the Investment Company Act of 1940, as amended, the Registrant certifies that it meets all the requirements for effectiveness of this Post-Effective Amendment No. 494 to its Registration Statement under Rule 485(b) of the 1933 Act has duly caused this Post-Effective Amendment No. 494 to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Washington in the District of Columbia on the 24^th day of November, 2025.

Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities and on the dates indicated: