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
OF THE SECURITIES EXCHANGE ACT OF 1934
For the month of September 2018
Commission File Number
001-36866
SUMMIT THERAPEUTICS PLC
(Translation of registrants name into English)
136a Eastern
Avenue
Milton Park, Abingdon
Oxfordshire OX14 4SB
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): ☐
Indicate by check mark whether the registrant by furnishing the information contained in this form is also thereby furnishing the information to the
Commission pursuant to Rule
12g3-2(b)
under the Securities Exchange Act of 1934:
YES ☐ NO ☒
If Yes is marked, indicate below the file number assigned to the registrant in connection with Rule
12g3-2(b):
On September 5, 2018, Summit Therapeutics plc (the Company) issued a press release
announcing its nomination of
SMT-571
as its lead clinical candidate for the treatment of gonorrhea. The related press release is attached hereto as Exhibit 99.1.
The information in this Report on Form
6-K,
including Exhibit 99.1, shall not be deemed filed for purposes
of Section 18 of the Securities Exchange Act of 1934, as amended (the Exchange Act), or incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by
specific reference in such a filing.