Key facts
- This page summarizes Seth Grae's Form 4 filing for LIGHTBRIDGE Corp (LTBR).
- 5 reported transactions and 4 derivative rows are listed below.
- Accepted by SEC: 29 Aug 2025, 16:30.
Seth Grae - 28 Aug 2025 Form 4 Insider Report for LIGHTBRIDGE Corp (LTBR)
- Reporting relationship
- President and CEO, Director
- Issuer ticker
- LTBR
- Reported as of
- 28 Aug 2025
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 29 Aug 2025, 16:30:30 UTC
- Prior SEC filing
- 30 May 2025
- Next SEC filing
- 10 Oct 2025
- Source filing
- View source filing
- Reporting owner signature
- /s/ Larry Goldman, Attorney-in-Fact for Seth Grae
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Seth Grae filed Form 4 for LIGHTBRIDGE Corp (LTBR) on 29 Aug 2025.
Change
- Previous filing in this sequence was filed on 30 May 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
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001357549
Primary reporting owner
GRAE SETH
- Relationship
- President and CEO, Director
- Address
- C/O LIGHTBRIDGE CORPORATION, 11710 PLAZA AMERICA DRIVE, SUITE 2000, RESTON
- Signature
- /s/ Larry Goldman, Attorney-in-Fact for Seth Grae
- Signature date
- 29 Aug 2025
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
LTBR
transaction
Common Stock
Award
- Transaction value
- $0
- Shares
- +72,707
- Change %
- +16%
- Price
- $0.000000
- Shares after
- 535,193
- Date
- 28 Aug 2025
- Ownership
- Direct
- Footnotes
- F1
LTBR
transaction
Common Stock
Award
- Transaction value
- $0
- Shares
- +72,708
- Change %
- +14%
- Price
- $0.000000
- Shares after
- 607,901
- Date
- 28 Aug 2025
- Ownership
- Direct
- Footnotes
- F2
LTBR
transaction
Common Stock
Award
- Transaction value
- $0
- Shares
- +72,708
- Change %
- +12%
- Price
- $0.000000
- Shares after
- 680,609
- Date
- 28 Aug 2025
- Ownership
- Direct
- Footnotes
- F2
LTBR
transaction
Common Stock
Award
- Transaction value
- $0
- Shares
- +43,625
- Change %
- +6.4%
- Price
- $0.000000
- Shares after
- 724,234
- Date
- 28 Aug 2025
- Ownership
- Direct
- Footnotes
- F2
LTBR
transaction
Common Stock
Award
- Transaction value
- $0
- Shares
- +29,082
- Change %
- +4%
- Price
- $0.000000
- Shares after
- 753,316
- Date
- 28 Aug 2025
- Ownership
- Direct
- Footnotes
- F2
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
LTBR
holding
Derivative
Employee Stock Option (right to buy)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 28,216
- Date
- 28 Aug 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 28,216
- Exercise price
- $10.80
- Footnotes
- F3
LTBR
holding
Derivative
Employee Stock Option (right to buy)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 40,233
- Date
- 28 Aug 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 40,233
- Exercise price
- $12.60
- Footnotes
- F3
LTBR
holding
Derivative
Employee Stock Option (right to buy)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 18,199
- Date
- 28 Aug 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 18,199
- Exercise price
- $18.48
- Footnotes
- F3
LTBR
holding
Derivative
Employee Stock Option (right to buy)
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 17,430
- Date
- 28 Aug 2025
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 17,430
- Exercise price
- $55.20
- Footnotes
- F3
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 3 footnotes
Footnote F1
Represents a grant of restricted stock awards (RSAs). These RSAs vest in three equal installments on the first, second and third anniversaries of the date of grant, contingent on the reporting person's continued service on each such vesting date.
Footnote F2
Represents a grant of performance-based restricted stock awards (PSAs). These PSAs vest subject to achievement of a specified performance condition, and at the time of certification thereof, contingent on the reporting person's continued service on the certification date. PSAs that remain unvested as of December 31, 2028 (the end of the performance period) will automatically be forfeited and cancelled without consideration.
Footnote F3
This option is fully vested as of the date of this report.