Report of Foreign Issuer Pursuant to Rule 13a-16 or 15d-16 (6-k)

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Date of report: October 25, 2022

Commission File Number: 001-39387

Renalytix plc

(Translation of registrant’s name into English)

Finsgate

5-7 Cranwood Street

London EC1V 9EE

United Kingdom

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F: ☒ Form 20-F ☐ Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ☐

INCORPORATION BY REFERENCE

This Report on Form 6-K (the “Report”) shall be deemed to be incorporated by reference into the registration statements on Form F-3 (File No. 333-265280), and Form S-8 (File No. 333-248741) of Renalytix plc (including any prospectuses forming a part of such registration statements) and to be a part thereof from the date on which this Report is furnished, to the extent not superseded by documents or reports subsequently filed or furnished.

INFORMATION CONTAINED IN THIS REPORT ON FORM 6-K

On October 25, 2022 Renalytix plc issued a press release announcing that the Federal Medicare Administrative Contractor (MAC) National Government Services (NGS) has initiated payment of claims for KidneyIntelX testing for patients with Medicare coverage that have met appropriate medical necessity criteria. The press release is furnished as Exhibit 99.1 to this Report on Form 6-K.

EXHIBIT INDEX


Exhibit		Description

99.1		Press release dated October 25, 2022.

SIGNATURES

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