Standard Nuclear director files initial ownership report

Standard Nuclear, Inc. has an initial beneficial ownership report for director Miller Austin Scott.

Rhea-AI Filing Summary

Standard Nuclear, Inc. has an initial beneficial ownership report for director Miller Austin Scott. The report identifies him as a director but, in the provided data, shows no reported transactions and no listed equity or derivative holdings associated with him at this time.

Key Figures

Buy transactions: 0 Sell transactions: 0 Derivative exercises: 0 +1 more

4 metrics

Buy transactions 0 Number of buy transactions reported for Miller Austin Scott

Sell transactions 0 Number of sell transactions reported for Miller Austin Scott

Derivative exercises 0 Count of option or derivative exercises reported

Holding entries 0 Number of reported beneficial ownership positions in this Form 3

Key Terms

beneficial ownership, reporting person, ten percent owner, derivative positions

4 terms

beneficial ownership regulatory

"Initial statement of beneficial ownership identifying a reporting person"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

reporting person regulatory

"The reporting person is identified as Miller Austin Scott"

ten percent owner regulatory

"Field indicating whether the person is a ten percent owner"

derivative positions financial

"Summary shows no derivative positions such as options or warrants"

Derivative positions are contracts that derive their value from an underlying asset—such as a stock, bond, currency or commodity—and include instruments like options, futures and swaps. Think of them as bets or insurance tied to an asset’s future price: they let investors amplify returns, hedge risk or take exposure without owning the asset directly, which can meaningfully increase potential gains, losses and volatility in a portfolio.

FAQ

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

What does Standard Nuclear (STDN) disclose in this Form 3 for Miller Austin Scott?

Standard Nuclear (STDN) identifies Miller Austin Scott as a director in an initial beneficial ownership report. The data show no transactions and no reported share or derivative holdings for him in this disclosure.

Does the Standard Nuclear (STDN) Form 3 show any stock transactions by Miller Austin Scott?

No. The Form 3 data list zero buy transactions, zero sell transactions, and no derivative exercises for Miller Austin Scott, indicating no reported trading activity covered by this initial ownership statement.

Does Miller Austin Scott report any Standard Nuclear (STDN) share ownership on this Form 3?

In this report, Miller Austin Scott has no holding entries and no derivative positions listed. That means the disclosure does not show any currently reported beneficial ownership positions in Standard Nuclear (STDN) for him in this dataset.

What is Miller Austin Scott’s role at Standard Nuclear (STDN) according to this ownership report?

Miller Austin Scott is identified as a director of Standard Nuclear (STDN). He is not flagged as an officer or a ten percent owner in this disclosure, focusing his status solely on board service.

Are there any gifts, tax withholdings, or restructurings reported for Miller Austin Scott in STDN’s Form 3?

No. The transaction summary shows zero gifts, zero tax-withholding dispositions, and no restructuring-related entries, indicating no such activity is reported for Miller Austin Scott in this initial ownership statement.

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

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Accepted by SEC EDGAR 07/15/2026 - 05:59 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^*

Miller Austin Scott

(Last) (First) (Middle)

C/O STANDARD NUCLEAR, INC.

200 EUROPIA AVE

(Street)

OAK RIDGE TENNESSEE 37830

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
07/15/2026

3. Issuer Name and Ticker or Trading Symbol
Standard Nuclear, Inc. [ STDN ]

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 of the issuer are beneficially owned by the reporting person as of the date of this statement

No securities are beneficially owned.

	/s/ A. Scott Miller	07/15/2026
	** 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)