0001144204-15-073618.txt : 20151231 0001144204-15-073618.hdr.sgml : 20151231 20151231160614 ACCESSION NUMBER: 0001144204-15-073618 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20151231 FILED AS OF DATE: 20151231 DATE AS OF CHANGE: 20151231 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: CLEARSIGN COMBUSTION CORP CENTRAL INDEX KEY: 0001434524 STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823] IRS NUMBER: 000000000 STATE OF INCORPORATION: WA BUSINESS ADDRESS: STREET 1: 12870 INTERURBAN AVENUE SOUTH CITY: SEATTLE STATE: WA ZIP: 98168 BUSINESS PHONE: (206) 673-4848 MAIL ADDRESS: STREET 1: 12870 INTERURBAN AVENUE SOUTH CITY: SEATTLE STATE: WA ZIP: 98168 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: ISAACSON SCOTT P CENTRAL INDEX KEY: 0001547301 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-35521 FILM NUMBER: 151315970 MAIL ADDRESS: STREET 1: 12870 INTERURBAN AVENUE SOUTH CITY: SEATTLE STATE: WA ZIP: 96168 4 1 v428014_4.xml OWNERSHIP DOCUMENT X0306 4 2015-12-31 0 0001434524 CLEARSIGN COMBUSTION CORP CLIR 0001547301 ISAACSON SCOTT P 12870 INTERURBAN AVENUE SOUTH SEATTLE WA 98168 1 0 0 0 Common Stock 2015-12-31 4 A 0 2094 5.97 A 30184 D On February 3, 2015 the Issuer's board of directors approved annual compensation for the Issuer's independent directors. The reporting person is an independent director. As partial compensation for services provided to the Issuer during 2015, each independent director was granted 2,094 shares of common stock per quarter, having a per share value of $5.97, the closing price of the Issuer's common stock on the date of grant. The shares of common stock were issued from the Company's 2011 Equity Incentive Plan and held in escrow until the shares are earned. The shares are earned on a quarterly basis and are released to the independent directors on the last day of each fiscal quarter. /s/ Scott P. Isaacson 2015-12-31