UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ý QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 OR o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 1-14287 Centrus Energy Corp. Delaware 52-2107911 Indicate by check mark whether the registrant has submitted electronically, if any, every Interactive Data File required to be s ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 Commission file number 1-14287 Centrus Energy Corp. Delaware 52-2107911 (State of incorporation) (IRS Employer Identification No.) 6901 Rockledge Drive, Suite 800, Bethesda, Maryland 20817 (301) 564-3200 Securities registered pursuant to Section 12(b) of the Act: Title of each class Name of each exch ...