-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, VxSws/LSpBXgXhooNDYrPCqataDVdhYrNcR+M0UBx5VmSIedMFV1uyZtMyFFJbdU 0GY68HrEJnFQ0T3CUQVWYQ== 0001209191-07-014562.txt : 20070301 0001209191-07-014562.hdr.sgml : 20070301 20070301163618 ACCESSION NUMBER: 0001209191-07-014562 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20070227 FILED AS OF DATE: 20070301 DATE AS OF CHANGE: 20070301 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: OBRIEN TIMOTHY C CENTRAL INDEX KEY: 0001295327 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-21319 FILM NUMBER: 07663922 BUSINESS ADDRESS: BUSINESS PHONE: 781-893-2476 MAIL ADDRESS: STREET 1: 25 LAXFIELD ROAD CITY: WESTON STATE: MA ZIP: 02493 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: LIGHTBRIDGE INC CENTRAL INDEX KEY: 0001017172 STANDARD INDUSTRIAL CLASSIFICATION: RADIO TELEPHONE COMMUNICATIONS [4812] IRS NUMBER: 043065140 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 30 CORPORATE DRIVE CITY: BURLINGTON STATE: MA ZIP: 01803 BUSINESS PHONE: 7813594000 MAIL ADDRESS: STREET 1: 30 CORPORATE DRIVE CITY: BURLINGTON STATE: MA ZIP: 01803 4 1 doc4.xml FORM 4 SUBMISSION X0202 4 2007-02-27 0 0001017172 LIGHTBRIDGE INC LTBG 0001295327 OBRIEN TIMOTHY C 25 LAXFIELD ROAD WESTON MA 02493 0 1 0 0 Chief Financial Officer Common Stock 2007-02-27 4 M 0 50000 5.92 A 50000 D Common Stock 2007-02-27 4 M 0 80000 5.50 A 130000 D Common Stock 2007-02-27 4 S 0 10000 16.58 D 120000 D Common Stock 2007-02-27 4 S 0 20000 16.66 D 100000 D Common Stock 2007-02-27 4 S 0 20000 16.68 D 80000 D Common Stock 2007-02-27 4 S 0 15000 16.69 D 65000 D Common Stock 2007-02-27 4 S 0 20000 16.67 D 45000 D Common Stock 2007-02-27 4 S 0 20000 16.70 D 25000 D Common Stock 2007-02-27 4 S 0 7500 16.6795 D 17500 D Common Stock 2007-02-27 4 S 0 7500 16.65 D 10000 D Common Stock 2007-02-27 4 S 0 5000 16.54 D 5000 D Common Stock 2007-02-27 4 S 0 5000 16.51 D 0 D Stock Option (right to buy) 5.92 2007-02-27 4 M 0 50000 0.00 D 2005-04-27 2015-04-27 Common Stock 50000 0 D Stock Option (right to buy) 5.50 2007-02-27 4 M 0 80000 0.00 D 2004-07-01 2014-07-01 Common Stock 250000 170000 D Stock Option (right to buy) 16.10 2007-02-27 4 A 0 40000 0.00 A 2007-02-27 2017-02-27 Common Stock 40000 40000 D Option vests as follows: 10% on the date of grant; an additional 15% on the first anniversary of the date of grant, and the remaining 75% at a rate of 6.25% at the end of every three-month period thereafter. Date indicated is date of grant. Option shall vest at a rate of 6.25% at the end of every three-month period after the date of grant. /s/Timothy C. O'Brien 2007-03-01 -----END PRIVACY-ENHANCED MESSAGE-----