LIGHTBRIDGE CORP

Ticker: LTBR CUSIP: 53224K302 Class: Common Stock

RHUMBLINE ADVISERS's Holding History (CIK: 0001115418)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 29,383 Value ($000) $371 Avg Close — Range —

Q3 2025

Shares 28,241 Value ($000) $599 Avg Close — Range —

Q2 2025

Shares 26,916 Value ($000) $360 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	29,383	$371	—	—
Q3 2025	28,241	$599	—	—
Q2 2025	26,916	$360	—	—