Decisive Point details stake in Standard Nuclear

Decisive Point Group, LLC, a greater than 10% shareholder of Standard Nuclear, Inc., reports direct ownership of 6,902,000 shares of Class A Common Stock and additional indirect holdings through multiple affiliated funds.

Rhea-AI Filing Summary

Decisive Point Group, LLC, a greater than 10% shareholder of Standard Nuclear, Inc., reports direct ownership of 6,902,000 shares of Class A Common Stock and additional indirect holdings through multiple affiliated funds. These include several series of preferred stock that are convertible into Class A Common Stock at a 1-for-1 ratio, at the holder's option or automatically upon completion of the IPO. The disclosure lists ownership positions only and does not reflect any recent buy or sell transactions.

Insider Trade Summary

9 transactions reported

Mixed 9 txns

Insider Decisive Point Group, LLC

Role 10% Owner

Type	Security	Shares	Price	Value
holding	Series Seed-1 Preferred F2, F1	--	--	--
holding	Series Seed-1 Preferred F2, F1	--	--	--
holding	Series Seed Preferred F3, F1	--	--	--
holding	Series A Preferred F4, F1	--	--	--
holding	Series A Preferred F4, F1	--	--	--
holding	Series A-2 Preferred F5, F1	--	--	--
holding	Series A-2 Preferred F5, F1	--	--	--
holding	Class A Common Stock	--	--	--
holding	Class A Common Stock F1	--	--	--

Holdings After Transaction: Series Seed-1 Preferred — 5,800,000 contracts (Indirect, Held by Decisive Point - Standard Nuclear I); Series Seed-1 Preferred — 4,000,000 contracts (Indirect, Held by Decisive Point Ventures II Master Fund, L.P.); Series Seed Preferred — 2,451,678 contracts (Indirect, Held by Decisive Point - Standard Nuclear II); Series A Preferred — 1,154,934 contracts (Indirect, Held by Decisive Point Ventures II Master Fund, L.P.); Series A Preferred — 2,242,330 contracts (Indirect, Held by Decisive Point - Standard Nuclear III); Series A-2 Preferred — 505,478 contracts (Indirect, Held by Decisive Point - Standard Nuclear IV, LLC); Series A-2 Preferred — 506,894 contracts (Indirect, Held by Decisive Point Ventures II Master Fund, L.P.); Class A Common Stock — 6,902,000 shares (Direct); Class A Common Stock — 1,750,000 shares (Indirect, Held by Decisive Point Ventures II Master Fund, L.P.)

Footnotes (5)

1. F1. The Reporting Person exercises voting and dispositive control over the securities held by Decisive Point - Standard Nuclear I, Decisive Point - Standard Nuclear II, Decisive Point - Standard Nuclear III, Decisive Point - Standard Nuclear IV, LLC, and Decisive Point Ventures II Master Fund, L.P.
2. F2. Pursuant to the Issuer's Fifth Amended and Restated Certificate of Incorporation, each share of Series Seed-1 Preferred Stock ("Series Seed-1 Preferred Stock") may be converted, at the option of the holder, at any time. In connection with the completion of the Issuer's initial public offering (the "IPO") of its Class A Common Stock, each share of Series Seed-1 Preferred Stock shall automatically convert into shares of Class A Common Stock at a ratio of 1-for-1. The securities have no expiration date.
3. F3. Pursuant to the Issuer's Fifth Amended and Restated Certificate of Incorporation, each share of Series Seed Preferred Stock ("Series Seed Preferred Stock") may be converted, at the option of the holder, at any time. In connection with the completion of the IPO of its Class A Common Stock, each share of Series Seed Preferred Stock shall automatically convert into shares of Class A Common Stock at a ratio of 1-for-1. The securities have no expiration date.
4. F4. Pursuant to the Issuer's Fifth Amended and Restated Certificate of Incorporation, each share of Series A Preferred Stock ("Series A Preferred Stock") may be converted, at the option of the holder, at any time. In connection with the completion of the IPO of its Class A Common Stock, each share of Series A Preferred Stock shall automatically convert into shares of Class A Common Stock at a ratio of 1-for-1. The securities have no expiration date.
5. F5. Pursuant to the Issuer's Fifth Amended and Restated Certificate of Incorporation, each share of Series A-2 Preferred Stock ("Series A-2 Preferred Stock") may be converted, at the option of the holder, at any time. In connection with the completion of the IPO of its Class A Common Stock, each share of Series A-2 Preferred Stock shall automatically convert into shares of Class A Common Stock at a ratio of 1-for-1. The securities have no expiration date.

Key Figures

Direct Class A Common Stock: 6902000.0000 shares Indirect Class A Common Stock: 1750000.0000 shares Series Seed-1 Preferred (Standard Nuclear I): 5800000.0000 underlying shares +3 more

6 metrics

Direct Class A Common Stock 6902000.0000 shares Direct Class A Common Stock held by Decisive Point Group, LLC as of 2026-07-15

Indirect Class A Common Stock 1750000.0000 shares Class A Common Stock held indirectly via Decisive Point Ventures II Master Fund, L.P.

Series Seed-1 Preferred (Standard Nuclear I) 5800000.0000 underlying shares Series Seed-1 Preferred held by Decisive Point - Standard Nuclear I, convertible into Class A Common Stock

Series Seed-1 Preferred (Ventures II Master Fund) 4000000.0000 underlying shares Series Seed-1 Preferred held by Decisive Point Ventures II Master Fund, L.P., convertible into Class A Common Stock

Series Seed Preferred 2451678.0000 underlying shares Series Seed Preferred held by Decisive Point - Standard Nuclear II, convertible into Class A Common Stock

Series A Preferred (Standard Nuclear III) 2242330.0000 underlying shares Series A Preferred held by Decisive Point - Standard Nuclear III, convertible into Class A Common Stock

Key Terms

Fifth Amended and Restated Certificate of Incorporation, dispositive control, automatically convert, Series Seed-1 Preferred Stock

4 terms

Fifth Amended and Restated Certificate of Incorporation regulatory

"Pursuant to the Issuer's Fifth Amended and Restated Certificate of Incorporation, each share..."

dispositive control financial

"The Reporting Person exercises voting and dispositive control over the securities held by..."

automatically convert financial

"each share of Series Seed-1 Preferred Stock shall automatically convert into shares of Class A Common Stock..."

Series Seed-1 Preferred Stock financial

"each share of Series Seed-1 Preferred Stock may be converted, at the option of the holder, at any time."

FAQ

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

What ownership in Standard Nuclear (STDN) does Decisive Point Group report?

Decisive Point Group reports direct holdings of 6,902,000 shares of Class A Common Stock in Standard Nuclear, plus additional indirect stakes through affiliated funds. It also reports multiple series of preferred stock that are convertible into Class A Common Stock on a 1-for-1 basis.

How much Class A Common Stock does Decisive Point indirectly hold in Standard Nuclear (STDN)?

Indirectly, an affiliated fund of Decisive Point holds 1,750,000 shares of Class A Common Stock. Other affiliated entities hold various series of preferred stock that are convertible into Class A Common Stock, giving additional potential equity exposure.

What are the key terms of the preferred stock held in Standard Nuclear (STDN)?

Series Seed, Series Seed-1, Series A and Series A-2 Preferred shares may be converted into Class A Common Stock at any time at the holder’s option. Upon completion of the IPO, each share automatically converts 1-for-1 with no expiration date.

Does this Standard Nuclear (STDN) Form 3 show any insider buying or selling?

No buy or sell transactions are reported; all nine entries are holdings. The report provides a snapshot of Decisive Point’s direct and indirect ownership in common and preferred shares, without recording any new acquisitions or dispositions of stock.

Through which entities does Decisive Point control additional Standard Nuclear (STDN) shares?

Decisive Point exercises voting and dispositive control over securities held by Decisive Point – Standard Nuclear I–IV and Decisive Point Ventures II Master Fund, L.P.. These entities collectively hold Class A Common Stock and several series of preferred stock convertible into Class A Common Stock.

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

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Accepted by SEC EDGAR 07/15/2026 - 08:52 PM 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^*

Decisive Point Group, LLC

(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)

	Director	X	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)
Class A Common Stock	6,902,000	D
Class A Common Stock	1,750,000	I	Held by Decisive Point Ventures II Master Fund, L.P.(1)

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
Series Seed-1 Preferred	(2)	(2)	Class A Common Stock	5,800,000	(2)	I	Held by Decisive Point - Standard Nuclear I(1)
Series Seed-1 Preferred	(2)	(2)	Class A Common Stock	4,000,000	(2)	I	Held by Decisive Point Ventures II Master Fund, L.P.(1)
Series Seed Preferred	(3)	(3)	Class A Common Stock	2,451,678	(3)	I	Held by Decisive Point - Standard Nuclear II(1)
Series A Preferred	(4)	(4)	Class A Common Stock	1,154,934	(4)	I	Held by Decisive Point Ventures II Master Fund, L.P.(1)
Series A Preferred	(4)	(4)	Class A Common Stock	2,242,330	(4)	I	Held by Decisive Point - Standard Nuclear III(1)
Series A-2 Preferred	(5)	(5)	Class A Common Stock	505,478	(5)	I	Held by Decisive Point - Standard Nuclear IV, LLC(1)
Series A-2 Preferred	(5)	(5)	Class A Common Stock	506,894	(5)	I	Held by Decisive Point Ventures II Master Fund, L.P.(1)

Explanation of Responses:

1. The Reporting Person exercises voting and dispositive control over the securities held by Decisive Point - Standard Nuclear I, Decisive Point - Standard Nuclear II, Decisive Point - Standard Nuclear III, Decisive Point - Standard Nuclear IV, LLC, and Decisive Point Ventures II Master Fund, L.P.

2. Pursuant to the Issuer's Fifth Amended and Restated Certificate of Incorporation, each share of Series Seed-1 Preferred Stock ("Series Seed-1 Preferred Stock") may be converted, at the option of the holder, at any time. In connection with the completion of the Issuer's initial public offering (the "IPO") of its Class A Common Stock, each share of Series Seed-1 Preferred Stock shall automatically convert into shares of Class A Common Stock at a ratio of 1-for-1. The securities have no expiration date.

3. Pursuant to the Issuer's Fifth Amended and Restated Certificate of Incorporation, each share of Series Seed Preferred Stock ("Series Seed Preferred Stock") may be converted, at the option of the holder, at any time. In connection with the completion of the IPO of its Class A Common Stock, each share of Series Seed Preferred Stock shall automatically convert into shares of Class A Common Stock at a ratio of 1-for-1. The securities have no expiration date.

4. Pursuant to the Issuer's Fifth Amended and Restated Certificate of Incorporation, each share of Series A Preferred Stock ("Series A Preferred Stock") may be converted, at the option of the holder, at any time. In connection with the completion of the IPO of its Class A Common Stock, each share of Series A Preferred Stock shall automatically convert into shares of Class A Common Stock at a ratio of 1-for-1. The securities have no expiration date.

5. Pursuant to the Issuer's Fifth Amended and Restated Certificate of Incorporation, each share of Series A-2 Preferred Stock ("Series A-2 Preferred Stock") may be converted, at the option of the holder, at any time. In connection with the completion of the IPO of its Class A Common Stock, each share of Series A-2 Preferred Stock shall automatically convert into shares of Class A Common Stock at a ratio of 1-for-1. The securities have no expiration date.

	Decisive Point Group, LLC By: /s/ Thomas Hendrix Name: Thomas Hendrix Title: Member	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)