UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

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FORM 8-A

FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES

PURSUANT TO SECTION 12(b) OR (g) OF THE

SECURITIES EXCHANGE ACT OF 1934

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Securities to be registered pursuant to Section 12(b) of the Act:

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.  o

Securities Act registration statement file number to which this form relates: 333-224267

Securities to be registered pursuant to Section 12(g) of the Act: None.

The description of the common stock, par value $0.0001 per share (the “Common Stock”), of Summit Semiconductor, Inc. (the “Company”), to be registered hereunder is contained in the section entitled “Description of Securities” in the prospectus forming a part of the Company’s Registration Statement on Form S-1 (Registration No. 333-224267), initially filed with the Securities and Exchange Commission (the “Commission”) on April 13, 2018, as subsequently amended from time to time (the “Registration Statement”), and is incorporated herein by reference. The prospectus to be filed with the Commission pursuant to Rule 424(b) under the Securities Act of 1933, as amended, which will constitute part of the Registration Statement, shall be deemed to be incorporated herein by reference.

Pursuant to the instructions as to exhibits with respect to Form 8-A, no exhibits are required to be filed because no other securities of the Company are registered on The NASDAQ Stock Market LLC and the securities registered hereby are not being registered pursuant to Section 12(g) of the Securities Exchange Act of 1934, as amended.

SIGNATURE

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