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

For the month of February, 2022

Commission File Number: 001-40106

4D pharma plc

(Translation of Registrant’s name into English)

5th Floor, 9 Bond Court

Leeds

LS1 2JZ

United Kingdom

Tel: +44 (0) 113 895 013

(Address of principal executive offices)

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): ____

Announcement of additional positive data from Part A of the Phase I/II trial of MRx-4DP0004 for the treatment of asthma

On January 27, 2022, 4D pharma plc issued the press release attached hereto as Exhibit 99.1 and incorporated herein by reference.

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.

	4D pharma plc
Date: February 2, 2022	/s/ Duncan Peyton
	Duncan Peyton
	Chief Executive Officer

INDEX TO EXHIBITS

Exhibit
Number	Exhibit Title
99.1	Press Release, dated January 27, 2022.