Shahram Ghasemian - 15 Jul 2026 Form 4 Insider Report for Standard Nuclear, Inc. (STDN)

Reporting relationship: Chief Legal Officer
Issuer ticker: STDN
Reported as of: 15 Jul 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 17 Jul 2026, 20:58:58 UTC
Prior SEC filing: 02 Jul 2025
Source filing: View source filing
Reporting owner signature: Shahram Ghasemian

Key filing fact

Shahram Ghasemian filed Form 4 for Standard Nuclear, Inc. (STDN) on 17 Jul 2026.

Key facts

This page summarizes Shahram Ghasemian's Form 4 filing for Standard Nuclear, Inc. (STDN).
4 reported transactions and 0 derivative rows are listed below.
Accepted by SEC: 17 Jul 2026, 20:58.

Change

Previous filing in this sequence was filed on 02 Jul 2025.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001989147 Primary reporting owner

GHASEMIAN SHAHRAM

Relationship: Chief Legal Officer
Address: C/O STANDARD NUCLEAR, INC., 200 EUROPIA AVE, OAK RIDGE
Signature: Shahram Ghasemian
Signature date: 17 Jul 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

STDN transaction

Class A common stock

Award

Transaction value
Shares: +40,000
Change %
Price: $0.000000^*
Shares after: 40,000
Date: 15 Jul 2026
Ownership: Direct
Footnotes: F1

STDN transaction

Class A common stock

Award

Transaction value
Shares: +360,000
Change %: +900%
Price: $0.000000^*
Shares after: 400,000
Date: 15 Jul 2026
Ownership: Direct
Footnotes: F2

STDN transaction

Class A common stock

Award

Transaction value
Shares: +100,000
Change %: +25%
Price: $0.000000^*
Shares after: 500,000
Date: 15 Jul 2026
Ownership: Direct
Footnotes: F3

STDN transaction

Class A common stock

Award

Transaction value
Shares: +100,000
Change %: +20%
Price: $0.000000^*
Shares after: 600,000
Date: 15 Jul 2026
Ownership: Direct
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

Represents shares of Class A Common Stock underlying an award of restricted stock units ("RSUs"). The RSUs vested in full upon pricing of the Issuer's initial public offering.

Footnote F2

Represents shares of Class A Common Stock underlying an award of RSUs. The RSUs will vest over four years with 25% vesting on May 4, 2027 and the remainder vesting in equal quarterly installments thereafter, subject to the Reporting Persons continued service through each vesting date.

Footnote F3

Represents shares of Class A Common Stock underlying an award of RSUs. The RSUs will vest over 18 months in quarterly installments of 1/6th, subject to the Reporting Person's continued service through each vesting date.

Footnote F4

Represents shares of Class A Common Stock underlying an award of RSUs. The RSUs will vest over four years with 25% vesting on June 1, 2027 and the remainder vesting in equal monthly installments thereafter, subject to the Reporting Person's continued service through each vesting date.

SEC remarks

The Reporting Person serves as Chief Legal and Compliance Officer and Corporate Secretary of the Issuer.