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( Mark One ) ✓ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington , D.C. 20549 ANNUAL REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31 , 2020 OR TRANSITION REPORT PURSUANT TO SECTION 13 OR 15 ( d ) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to FORM 10 - K Commission File Number 1-8097 Valaris plc ( Exact name of registrant as specified in its charter ) England and Wales ( State or other jurisdiction of incorporation or organization ) Cannon Place , 78 Cannon Street London , England ( Address of principal executive offices ) Registrant's telephone number , including area code : +44 ( 0 ) 20 7659 4660 Securities registered pursuant to Section 12 ( b ) of the Act : None Securities registered pursuant to Section 12 ( g ) of the Act : Title of each class Class A ordinary shares , U.S. $ 0.40 par value Ticker Symbol ( s ) VALPQ 98-0635229 ( I.R.S. Employer Identification No. ) EC4N 6AF ( Zip Code ) Name of each exchange on which registered OTC Pink Open Market Indicate by check mark if the registrant is a well - known seasoned issuer as defined in Rule 405 of the Securities Act . No X Yes Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15 ( d ) of the Act . Yes No X