# EDGAR Filing Document

**Accession Number:** 0001822966
**File Stem:** 0001124198-25-000063
**Filing Date:** 2025-10
**Character Count:** 14567
**Document Hash:** a41968bfdeda224b86ac0f39e480b144
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001124198-25-000063.hdr.sgml**: 20251009

**ACCESSION NUMBER**: 0001124198-25-000063

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251009

**DATE AS OF CHANGE**: 20251009

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NUSCALE POWER Corp
- **CENTRAL INDEX KEY:** 0001822966
- **STANDARD INDUSTRIAL CLASSIFICATION:** FABRICATED PLATE WORK (BOILER SHOPS) [3443]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 852715384
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-91874
- **FILM NUMBER:** 251385394

**BUSINESS ADDRESS:**
- **STREET 1:** 1100 NE CIRCLE BLVD., SUITE 350
- **CITY:** CORVALLIS
- **STATE:** OR
- **ZIP:** 97330
- **BUSINESS PHONE:** (971) 371-1592

**MAIL ADDRESS:**
- **STREET 1:** 1100 NE CIRCLE BLVD., SUITE 350
- **CITY:** CORVALLIS
- **STATE:** OR
- **ZIP:** 97330

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SPRING VALLEY ACQUISITION CORP.
- **DATE OF NAME CHANGE:** 20200828
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** FLUOR CORP
- **CENTRAL INDEX KEY:** 0001124198
- **STANDARD INDUSTRIAL CLASSIFICATION:** HEAVY CONSTRUCTION OTHER THAN BUILDING CONST - CONTRACTORS [1600]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 330927079
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A

**BUSINESS ADDRESS:**
- **STREET 1:** 6700 LAS COLINAS BLVD
- **CITY:** IRVING
- **STATE:** TX
- **ZIP:** 75039
- **BUSINESS PHONE:** 4693987000

**MAIL ADDRESS:**
- **STREET 1:** 6700 LAS COLINAS BLVD
- **CITY:** IRVING
- **STATE:** TX
- **ZIP:** 75039

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## SCHEDULE 13D

### Under the Securities Exchange Act of 1934

**(Amendment No. 5)**

**NUSCALE POWER Corp**

*(Name of Issuer)*

**Class A Common Stock, par value $0.0001 per share**

*(Title of Class of Securities)*

**67079K100**

*(CUSIP Number)*

**Kevin B. Hammonds**<br>Fluor Corporation<br>6700 Las Colinas Blvd.<br>Irving TX 75039<br>469-398-7000

*(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)*

**10/08/2025**

*(Date of Event Which Requires Filing of this Statement)*

| **CUSIP No.** | **67079K100** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Fluor Corporation** | Name of reporting person<br>**Fluor Corporation** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**111400219.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**111400219.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**111400219.00** | Aggregate amount beneficially owned by each reporting person<br>**111400219.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**39.1%** | Percent of class represented by amount in Row (11)<br>**39.1%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**CO** | Type of Reporting Person (See Instructions)<br>**CO** | |

---

**Comment for Reporting Person:** The ownership percentage in this schedule is based upon an aggregate of 133,893,376 shares of Class A common stock, par value $0.0001 per share (the "Class A Common Stock") and 150,983,449 shares of Class B common stock, par value $0.0001 per share (the "Class B Common Stock"), of NuScale Power Corporation ("Issuer") issued and outstanding as of August 5, 2025, as reported on the Issuer's Quarterly Report on Form 10-Q filed with the Securities and Exchange Commission ("SEC") on August 7, 2025.

| **CUSIP No.** | **67079K100** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Fluor Enterprises, Inc.** | Name of reporting person<br>**Fluor Enterprises, Inc.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**CALIFORNIA** | Citizenship or place of organization<br>**CALIFORNIA** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**111400219.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**111400219.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**111400219.00** | Aggregate amount beneficially owned by each reporting person<br>**111400219.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**39.1%** | Percent of class represented by amount in Row (11)<br>**39.1%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**CO** | Type of Reporting Person (See Instructions)<br>**CO** | |

---

**Comment for Reporting Person:** The ownership percentage in this schedule is based upon an aggregate of 133,893,376 shares of Class A Common Stock and 150,983,449 shares of Class B Common Stock issued and outstanding as of August 5, 2025, as reported on the Issuer's Quarterly Report on Form 10-Q filed with the SEC on August 7, 2025.

| **CUSIP No.** | **67079K100** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**NuScale Holdings Corp.** | Name of reporting person<br>**NuScale Holdings Corp.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**463747.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**463747.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**463747.00** | Aggregate amount beneficially owned by each reporting person<br>**463747.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**0.2%** | Percent of class represented by amount in Row (11)<br>**0.2%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**CO** | Type of Reporting Person (See Instructions)<br>**CO** | |

---

**Comment for Reporting Person:** The ownership percentage in this schedule is based upon an aggregate of 133,893,376 shares of Class A Common Stock and 150,983,449 shares of Class B Common Stock issued and outstanding as of August 5, 2025, as reported on the Issuer's Quarterly Report on Form 10-Q filed with the SEC on August 7, 2025.

**Item 1. Security and Issuer**

**(a) Title of Class of Securities:**
Class A Common Stock, par value $0.0001 per share

**(b) Name of Issuer:**
NUSCALE POWER Corp

**(c) Address of Issuer's Principal Executive Offices:**
1100 NE Circle Blvd., Suite 200, Corvallis, OR, 97330

**Item 4. Purpose of Transaction**

This Amendment No. 5 on Schedule 13D/A (this "Amendment No. 5") is being filed jointly by (i) Fluor Corporation, a Delaware corporation and a publicly listed company on the New York Stock Exchange ("Fluor"), (ii) Fluor Enterprises, Inc., a California corporation ("Fluor Enterprises") and wholly owned subsidiary of Fluor, and (iii) NuScale Holdings Corp., an Oregon corporation ("NuScale Holdings", together with Fluor Enterprises and Fluor, the "Reporting Persons"). This Amendment No. 5 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 and Amendment No. 4 filed on October 1, 2025 (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:

As previously disclosed, on August 12, 2025, Fluor Enterprises exchanged 15,000,000 Class B common units of NuScale Power, LLC (together with the cancellation of 15,000,000 shares of Class B Common Stock) for 15,000,000 shares of Class A Common Stock pursuant to that certain Exchange and Lock-Up Agreement, dated as of July 31, 2025, by and among NuScale Power Corporation, NuScale Power, LLC and Fluor Enterprises (the "Exchange and Lock-Up Agreement"), which is referenced herein as Exhibit 10 to Amendment 2 and incorporated by reference.  Following the expiration of the initial lock-up period under the Exchange and Lock-Up Agreement, Fluor Enterprises commenced sales of Class A Common Stock on Tuesday, September 16, 2025, in transactions permitted by, and effected in compliance with, the Exchange and Lock-Up Agreement (including, from and after September 11, 2025, the daily volume limitations described therein). On October 8, 2025, Fluor Enterprises completed the sale of all such 15,000,000 shares of Class A Common Stock. As a result of such sales, the Reporting Persons' percentage beneficial ownership of the Issuer's outstanding equity securities has decreased from that previously reported.

**Item 5. Interest in Securities of the Issuer**

**(a)**
Item 5 is hereby amended and supplemented to add the following:

(a)  - (c)

As of the date of filing this Amendment No. 5, Fluor Enterprises is the record owner of 110,936,472 shares of Class B Common Stock (representing 38.9% of the total outstanding shares of Class B Common Stock and Class A Common Stock), and NuScale Holdings is the record owner of 463,747 shares of Class B Common Stock (representing 0.2% of the total outstanding shares of Class B Common Stock and Class A Common Stock). Each Class B common unit of NuScale LLC (together with the cancellation of a share of Class B Common Stock) is exchangeable for a share of Class A Common Stock.

To the knowledge of the Reporting Persons, information regarding the beneficial ownership of Class A Common Stock held by the persons listed in Schedule A as of March 24, 2025 is reported in the proxy statement of the Issuer filed on April 9, 2025 with the SEC under the heading "BENEFICIAL OWNERSHIP OF SECURITIES", which is incorporated by reference herein.

As a result of the sales of Class A Common Stock by Fluor Enterprises beginning on September 16, 2025, as permitted under the Exchange and Lock-Up Agreement, the Reporting Persons' beneficial ownership of the Issuer's outstanding equity securities has decreased from the amounts previously reported.

**(b)**
—

**(c)**
—

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** Fluor Corporation

**Signature:** /s/ Kevin B. Hammonds

**Name/Title:** Kevin B. Hammonds/Executive Vice President, Chief Legal Officer and Corporate Secretary

**Date:** 10/09/2025

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** Fluor Enterprises, Inc.

**Signature:** /s/ Kevin B. Hammonds

**Name/Title:** Kevin B. Hammonds/Executive Vice President, Chief Legal Officer and Corporate Secretary

**Date:** 10/09/2025

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** NuScale Holdings Corp.

**Signature:** /s/ Shahram Ghasemian

**Name/Title:** Shahram Ghasemian/Secretary

**Date:** 10/09/2025