0001535264-15-000054.txt : 20150428 0001535264-15-000054.hdr.sgml : 20150428 20150428144346 ACCESSION NUMBER: 0001535264-15-000054 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20150424 FILED AS OF DATE: 20150428 DATE AS OF CHANGE: 20150428 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: LIGHTBRIDGE Corp CENTRAL INDEX KEY: 0001084554 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-MANAGEMENT CONSULTING SERVICES [8742] IRS NUMBER: 911975651 STATE OF INCORPORATION: NV FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1600 TYSONS BOULEVARD STREET 2: SUITE 550 CITY: MCLEAN, STATE: VA ZIP: 22102 BUSINESS PHONE: 703.918.4904 MAIL ADDRESS: STREET 1: 1600 TYSONS BOULEVARD STREET 2: SUITE 550 CITY: MCLEAN, STATE: VA ZIP: 22102 FORMER COMPANY: FORMER CONFORMED NAME: Thorium Power, Ltd DATE OF NAME CHANGE: 20061011 FORMER COMPANY: FORMER CONFORMED NAME: NOVASTAR RESOURCES LTD. DATE OF NAME CHANGE: 20051011 FORMER COMPANY: FORMER CONFORMED NAME: NOVASTAR RESOURCES LTD DATE OF NAME CHANGE: 20050829 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: AWM Investment Company, Inc. CENTRAL INDEX KEY: 0001535264 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34487 FILM NUMBER: 15798093 BUSINESS ADDRESS: STREET 1: 527 MADISON AVENUE STREET 2: SUITE 2600 CITY: NEW YORK STATE: NY ZIP: 10022 BUSINESS PHONE: 212-319-6670 MAIL ADDRESS: STREET 1: 527 MADISON AVENUE STREET 2: SUITE 2600 CITY: NEW YORK STATE: NY ZIP: 10022 4 1 primary_doc.xml PRIMARY DOCUMENT X0306 4 2015-04-24 0 0001084554 LIGHTBRIDGE Corp LTBR 0001535264 AWM Investment Company, Inc. 527 MADISON AVENUE SUITE 2600 NEW YORK NY 10022 0 0 1 0 Common Stock 2015-04-24 4 S 0 8183 1.498 D 3467254 I By Limited Partnerships Common Stock 2015-04-27 4 S 0 17300 1.5003 D 3449954 I By Limited Partnerships This is a weighted average price. AWM Investment Company, Inc., a Delaware Corporation (AWM), is the investment adviser to Special Situations Fund III QP, L.P. (QP), Special Situations Cayman Fund, L.P. (CAYMAN) and Special Situations Private Equity Fund, L.P. (PE and together with QP and CAYMAN, the Funds). As the investment adviser to the Funds, AWM holds sole voting and investment power over 2,094,328 shares of Common Stock of the Issuer (the Shares) held by QP, 707,616 Shares held by CAYMAN and 648,010 Shares held by PE. Austin W. Marxe (Marxe), David M. Greenhouse (Greenhouse) and Adam C. Stettner (Stettner) are the controlling principals of AWM. The reporting person disclaims beneficial ownership of the Shares, except to the extent of its pecuniary interest therein. This report shall not be deemed an admission that the reporting person is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose. Adam Stettner 2015-04-28