Company: LEU
Filing Date: 2025-11-06
Form Type: S-3ASR
Source: 0001104659-25-107379
Chunk: 0

Company: CENTRUS ENERGY CORP
Filing Date: 2025-11-06
Form: S-3ASR
Chunk 0
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<div align='center'>As filed with the Securities and Exchange Commission on November 6, 2025</div>

Registration Statement No. 333-

<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM S-3

REGISTRATION STATEMENT

UNDER

THE SECURITIES ACT OF 1933

Centrus Energy Corp.

(Exact name of registrant as specified in its charter)</div>

| Delaware                        
 (State or other jurisdiction of 
 incorporation or organization)  | 52-2107911             
 (I.R.S. Employer       
 Identification Number) |

<div align='center'>6901 Rockledge Drive, Suite 800

Bethesda, MD 20817

(301) 564-3200

(Address, including zip code, and telephone number, including area code, of the registrant’s principal executive offices)

Todd M. Tinelli

Senior Vice President, Chief Financial Officer and Treasurer

Centrus Energy Corp.

6901 Rockledge Drive, Suite 800

Bethesda, MD 20817

(301) 564-3200

(Name, address, including zip code, and telephone number, including area code, of agent for service)

Copy to:

C. Brophy Christensen, Esq.

Ryan Coombs, Esq.

O’Melveny & Myers LLP

Two Embarcadero Center, 28th Floor

San Francisco, California 94111

(415) 984-8700

From time to time after this Registration Statement becomes effective.

(Approximate date of commencement of proposed sale to the public)</div>

If the only securities being registered on this Form are being offered pursuant to dividend or interest reinvestment plans, please check the following box.¨

If any of the securities being registered on this
Form are to be offered on a delayed or continuous basis pursuant to Rule 415 under the Securities Act of 1933, other than securities
offered only in connection with dividend or interest reinvestment plans, check the following box. x

If this Form is filed to register additional securities for an offering pursuant to Rule 462(b) under the Securities Act, please check the following box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering.¨

If this Form is a post-effective amendment filed pursuant to Rule 462(c) under the Securities Act of 1933, check the following box and list the Securities