Seth Grae - 04 Dec 2025 Form 4 Insider Report for LIGHTBRIDGE Corp (LTBR)

Role
President and CEO, Director
Signature
/s/ Seth Grae
Issuer symbol
LTBR
Transactions as of
04 Dec 2025
Net transactions value
-$340,447
Form type
4
Filing time
05 Dec 2025, 16:30:00 UTC
Previous filing
02 Dec 2025
Next filing
16 Dec 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
GRAE SETH President and CEO, Director C/O LIGHTBRIDGE CORPORATION, 11710 PLAZA AMERICA DRIVE, SUITE 2000, RESTON /s/ Seth Grae 05 Dec 2025 0001357549

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction LTBR Common Stock Tax liability $340,447 -19,137 -2.3% $17.79 804,263 04 Dec 2025 Direct F1

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
holding LTBR Employee Stock Option (right to buy) 7,937 04 Dec 2025 Common Stock 7,937 $12.60 Direct F2
holding LTBR Employee Stock Option (right to buy) 18,199 04 Dec 2025 Common Stock 18,199 $18.48 Direct F2
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares withheld to cover taxes upon vesting of restricted stock awards. No shares were sold.
F2 This option is fully vested as of the date of this report.