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NUSCALE POWER Corp
SMR
Amendment
Ownership

3.90%

Total Shares

13,500,000

Issuer CIK

1822966

Event Date

Apr 14, 2026

Accepted

Apr 17, 2026, 04:30 PM

SEC EDGARView Original Filing
Reporting Persons (2)
Joint Filing

This is a joint filing. The reported shares may overlap between reporting persons and should not be summed.

NameType% of ClassAggregateSole VotingShared Voting
Fluor Corporation
CO
3.90%13,500,000013,500,000
Fluor Enterprises, Inc.
CO
3.90%13,500,000013,500,000
Disclosure Items (4)

Security Title

Class A Common Stock, par value $0.0001 per share

Issuer Name

NUSCALE POWER Corp

Issuer Address

1100 NE Circle Blvd., Suite 350, Corvallis, OR, 97330

This Amendment No. 9 on Schedule 13D/A (this "Amendment No. 9") is being filed jointly by (i) Fluor Corporation, a Delaware corporation and a publicly listed company on the New York Stock Exchange ("Fluor") and (ii) Fluor Enterprises, Inc., a California corporation and wholly owned subsidiary of Fluor ("Fluor Enterprises", together with Fluor, the "Reporting Persons"). This Amendment No. 9 amends and supplements the Schedule 13D previously filed by the Reporting Persons on May 12, 2022, as amended by Amendment No. 1 filed on November 3, 2022, Amendment No. 2 filed on August 1, 2025, Amendment No. 3 filed on September 23, 2025, Amendment No. 4 filed on October 1, 2025, Amendment No. 5 filed on October 9, 2025, Amendment No. 6 filed on November 10, 2025, Amendment No. 7 filed on February 17, 2026 and Amendment No. 8 filed on April 13, 2026 (the "Original Filing"), with respect to the Class A Common Stock of NuScale Power Corporation (the "Issuer"). The Items below amend and supplement the information disclosed under the corresponding Items of the Original Filing. Item 4 is hereby amended and supplemented to add the following: On April 15, 2026, pursuant to that certain previously disclosed letter agreement (the "Citi Letter Agreement"), dated as of February 17, 2026, by and among Nuke Holdings, LLC, a wholly owned subsidiary of Fluor Enterprises ("Nuke"), Citibank, N.A. ("Citi") and Citigroup Global Markets Inc., as collateral custodian, Nuke sold 12,936,472 shares of Class A Common Stock to Citi at a price of $11.6293 per share.

Percentage of Class

Item 5 is hereby amended and supplemented to add the following: (a) - (c) As of the date of filing this Amendment No. 9, Nuke is the record owner of 13,500,000 shares of Class A Common Stock (representing 3.9% of the total outstanding shares of Class A Common Stock and Class B Common Stock).

Date of 5% Ownership

As of April 15, 2026, the Reporting Persons are no longer the beneficial owners of more than five percent of the Issuer's securities and are no longer required to report their holdings on Schedule 13D. Consequently, this Amendment represents the final amendment to the Schedule 13D.

Item 4 is hereby incorporated by reference into this Item 6.

NUSCALE POWER Corp — Schedule 13D | 13D Filings