LIGHTBRIDGE CORP

Ticker: LTBR CUSIP: 53224K302 Class: Common Stock

TWO SIGMA INVESTMENTS, LP's Holding History (CIK: 0001179392)

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

Q4 2025
Shares 214,321 Value ($000) $2,709 Avg Close — Range —
Q3 2025
Shares 592,030 Value ($000) $12,557 Avg Close — Range —
Q2 2025
Shares 306,559 Value ($000) $4,099 Avg Close — Range —
Q1 2025
Shares 32,316 Value ($000) $241 Avg Close — Range —
Q4 2024
Shares 233,734 Value ($000) $1,106 Avg Close — Range —