HENDRIX THOMAS EDWARD (Chairman of the Board) received a stock award from STANDARD NUCLEAR, INC.

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award

HENDRIX THOMAS EDWARD

Filed: 7/18/2026ACC: 0001628280-26-048735

InsiderHENDRIX THOMAS EDWARDCIK 2143173

→

IssuerSTANDARD NUCLEAR, INC.CIK 2086716

DirectorOfficer· Chairman of the Board

Since Jul 2026

+2.80M

Net shares

Net buyer

$0.00

Total acquired

Open market trades

0B · 0S

Total transactions

8.63M acquired · 5.82M disposed

Non-Derivative Transactions4

Class A common stock

Direct

A · Award

+2.73M

Price / share

—

Trade value

—

% of position

New position

7/17/2026

0.00→2.73M

Class A common stock

Indirect

C · Conversion

+50K

Price / share

—

Trade value

—

% of position

0.9%

7/17/2026

5.75M→5.80M

Class A common stock

Indirect

C · Conversion

+20.31K

Price / share

—

Trade value

—

% of position

0.3%

7/17/2026

5.80M→5.82M

Class A common stock

Indirect

J · J

−5.82M

Price / share

—

Trade value

—

% of position

New position

7/17/2026

5.82M→0.00

Total

Net shares

−3.02M

Net value

$0.00

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Class A common stock Direct	7/17/2026	A · Award	+2.73M	—	—	New position	0.00	2.73M
Class A common stock Indirect	7/17/2026	C · Conversion	+50K	—	—	0.9%	5.75M	5.80M
Class A common stock Indirect	7/17/2026	C · Conversion	+20.31K	—	—	0.3%	5.80M	5.82M
Class A common stock Indirect	7/17/2026	J · J	−5.82M	—	—	New position	5.82M	0.00
Total			−3.02M		$0.00

Derivative Transactions1

Class B Common Stock

Indirect

J · J

Converts to

Class A common stock

5.82M shares

+5.82M

Strike price

Held after

5.82M

Exercisable

—

7/17/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Class B Common Stock Indirect	Class A common stock5.82M shares	7/17/2026	J · J	+5.82M		—	5.82M

Non-Derivative Holdings (Post-Transaction)1

Class A common stock

Indirect

Shares owned5.75M

Total

5.75M indirect5.75M

Security Title	Shares Owned	Ownership Type
Class A common stock	5.75M	Indirect
Total	5.75M	5.75M indirect

Derivative Holdings (Post-Transaction)1

Class B Common Stock

Direct

Underlying security

Class A common stock

Underlying shares

5.75M

Shares owned

5.75M

Exercise price

Expiration

—

Exercise window

—

Total

Underlying

5.75M

Owned

5.75M

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Class B Common Stock Direct	Class A common stock		—	—	5.75M	5.75M
Total					5.75M	5.75M