NuScale director files initial Form 3

NuScale Power Corp filed an initial insider ownership report for Stuart Alan Harshaw, identifying him as a director of the company.

Rhea-AI Filing Summary

NuScale Power Corp filed an initial insider ownership report for Stuart Alan Harshaw, identifying him as a director of the company. The provided data for this Form 3 does not show any reportable transactions or derivative positions associated with him.

Key Figures

Reported buy transactions: 0 Reported sell transactions: 0 Exercise transactions: 0 +2 more

5 metrics

Reported buy transactions 0 Form 3 transaction summary

Reported sell transactions 0 Form 3 transaction summary

Exercise transactions 0 Form 3 derivative exercise count

Gift transactions 0 Form 3 transaction summary

Tax withholding transactions 0 Form 3 transaction summary

Key Terms

Form 3, reporting persons, transaction summary, derivative transactions

4 terms

Form 3 regulatory

"INSIDER FILING DATA (Form 3)"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

reporting persons regulatory

""reportingPersons": [ { "name": "Harshaw Stuart Alan""

transaction summary financial

""transactionSummary": { "buyCount": 0, "sellCount": 0"

derivative transactions financial

""derivativeTransactionCount": 0"

Derivative transactions are contracts whose value depends on the price or performance of something else—like stocks, bonds, currencies, interest rates or commodities. Think of them as insurance or bets about a future price: investors use them to protect against losses, lock in prices, or try to amplify returns, but they can also magnify losses, create cash demands and expose a firm to the risk that the other party won’t meet its obligation, so they can materially affect a company’s financial stability and volatility.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does NuScale Power (SMR) Form 3 for Stuart Alan Harshaw show?

The Form 3 identifies Stuart Alan Harshaw as a director of NuScale Power Corp. The data shows no reported transactions, derivative positions, or holding entries associated with him in this initial ownership report.

Does the NuScale Power (SMR) Form 3 show any insider buying or selling?

No insider buying or selling is shown in the Form 3 data. The transaction summary reports zero buy, sell, acquire, dispose, and exercise transactions, indicating no reportable trading activity in this filing.

What roles does the reporting person hold in NuScale Power (SMR)?

The reporting person, Stuart Alan Harshaw, is listed as a director of NuScale Power Corp. He is not identified as an officer or a ten percent owner in the provided Form 3 data fields.

Are there any derivative securities reported for Stuart Alan Harshaw at NuScale Power (SMR)?

No derivative securities are reported in this Form 3. The derivative summary is empty and the transaction summary shows zero derivative transactions and zero exercise shares for the reporting person.

Does the NuScale Power (SMR) Form 3 include any gifts or tax-withholding transactions?

The Form 3 data shows no gifts or tax-withholding transactions. Gift count, gift shares, tax withholding count, and tax withholding shares are all reported as zero in the transaction summary.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 06/02/2026 - 04:46 PM EDT Learn about SEC filing dates

SEC Form 3

FORM 3

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

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

Harshaw Stuart Alan

(Last) (First) (Middle)

1100 NE CIRCLE BLVD.

SUITE 350

(Street)

CORVALLIS OREGON 97330

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
05/29/2026

3. Issuer Name and Ticker or Trading Symbol
NUSCALE POWER Corp [ SMR ]

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

No securities are beneficially owned.

	Patrick C. Cannon, attorney-in-fact for Stuart Alan Harshaw	06/02/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)