LIGHTBRIDGE CORP

CUSIP: 53224K203 Class: COM

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q2 2019
Shares 269,167 Value ($000) $179 Avg Close — Range —
Q1 2019
Shares 143,386 Value ($000) $79 Avg Close — Range —