Form 8-A12B ETF Series Solutions

November 17, 2025 4:56 PM EST

As filed with the Securities and Exchange Commission on November 17, 2025

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

FORM 8-A
FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934

ETF Series Solutions
(Exact name of registrant as specified in its charter)

Delaware
(State of incorporation or organization)

See List Below
(I.R.S. Employer Identification Number)

c/o U.S. Bancorp Fund Services, LLC
615 East Michigan Street
Milwaukee, WI 53202
(Address of registrant’s principal executive offices)
Title of each class of securities
to be registered
Name of each exchange on which each class is to be registered
Defiance BMNR Option Income ETF
The Nasdaq Stock Market LLC
If this form relates to the registration of a class of securities pursuant to Section 12(b) of the Exchange Act and is effective pursuant to General Instruction A.(c), check the following box.[X]
If this form relates to the registration of a class of securities pursuant to Section 12(g) of the Exchange Act and is effective pursuant to General Instruction A.(d), check the following box.[ ]
Securities Act Registration file number to which this form relates: 333-179562
Securities to be registered pursuant to Section 12(g) of the Act: Not applicable.



Item 1.    Description of Registrant’s Securities to be Registered.

Reference is made to Post-Effective Amendment No. 1052 to the Registrant’s Registration Statement on Form N-1A (File Nos. 333-179562 and 811-22668), as filed with the U.S. Securities and Exchange Commission (“SEC”) via EDGAR (Accession No. 0000894189-25-013393) on November 10, 2025 and (Accession No. 0000894189-25-013791) on November 17, 2025, which are incorporated herein by reference.

The Trust currently consists of 61 separate series. The series to which this filing relates and its IRS Employer Identification Number is as follows:

Title of Each Class of Securities to be RegisteredIRS Employer ID Number
Defiance BMNR Option Income ETF
39-4227968
Item 2.    Exhibits
A.
B.
C.






SIGNATURES

Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized.

ETF Series Solutions
November 17, 2025
/s/ Noelle-Nadia A. Filali
Noelle-Nadia A. Filali
Assistant Secretary



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