Lightbridge Corp (LTBR) CFO files insider report on stock sale, options

Rhea-AI Filing Summary

Lightbridge Corporation CFO Larry Goldman reported recent personal stock transactions. On 12/15/2025, 8,487 shares of common stock were withheld at $14.49 per share to cover taxes upon vesting of restricted stock awards, and no shares were sold in that transaction. On 12/16/2025, he sold 5,451 shares of common stock at $14.5 per share under a Rule 10b5-1 trading plan adopted on March 7, 2025. After these transactions, he directly owned 337,709 shares of Lightbridge common stock. He also holds an employee stock option to purchase 4,469 shares at an exercise price of $18.48, which is fully vested and expires on 11/09/2026.

SEC Form 4

FORM 4

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

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

GOLDMAN LARRY

(Last) (First) (Middle)

C/O LIGHTBRIDGE CORPORATION

11710 PLAZA AMERICA DRIVE, SUITE 2000

(Street)

RESTON VA 20190

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
LIGHTBRIDGE Corp [ LTBR ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/15/2025

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

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 Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	12/15/2025		F		8,487(1)	D	$14.49	343,160	D
Common Stock	12/16/2025		S		5,451(2)	D	$14.5	337,709	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Employee Stock Option (right to buy)	$18.48							(3)	11/09/2026	Common Stock	4,469		4,469	D

Explanation of Responses:

1. Shares withheld to cover taxes upon vesting of restricted stock awards. No shares were sold.

2. The reported sale of 5,451 shares of common stock were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 7, 2025.

3. This option is fully vested as of the date of this report.

	/s/ Andrey Mushakov, Attorney-in-Fact for Larry Goldman	12/16/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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FAQ

What insider stock transactions did Lightbridge (LTBR) CFO Larry Goldman report?

The CFO reported two transactions in Lightbridge common stock. On 12/15/2025, 8,487 shares were withheld to cover taxes on vesting restricted stock awards. On 12/16/2025, he sold 5,451 shares of common stock at $14.5 per share.

Were any Lightbridge (LTBR) shares sold to cover taxes in this filing?

No shares were sold to cover taxes. Instead, 8,487 shares were withheld on 12/15/2025 to satisfy tax obligations related to vesting restricted stock awards, as explained in the filing.

How many Lightbridge (LTBR) shares does CFO Larry Goldman own after these transactions?

After the reported transactions, Larry Goldman directly owned 337,709 shares of Lightbridge common stock.

Was the 5,451-share sale by the Lightbridge (LTBR) CFO under a Rule 10b5-1 plan?

Yes. The sale of 5,451 shares of common stock on 12/16/2025 was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 7, 2025.

What stock options does the Lightbridge (LTBR) CFO hold according to this report?

He holds an employee stock option to purchase 4,469 shares of Lightbridge common stock at an exercise price of $18.48 per share. The option is fully vested and expires on 11/09/2026.

What is Larry Goldman’s role at Lightbridge (LTBR) in this insider report?

Larry Goldman is identified as an officer of Lightbridge, serving as CFO, and he filed this report as a single reporting person.