Form: EFFECT

Notice of Effectiveness

March 23, 2018

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Notice of Effectiveness

Effectiveness Date: March 23, 2018 3:30 P.M.
Form: S-3
CIK: 0001084554
Company Name: LIGHTBRIDGE Corp
File Number: 333-223674