0001225208-21-007302.txt : 20210430 0001225208-21-007302.hdr.sgml : 20210430 20210430163728 ACCESSION NUMBER: 0001225208-21-007302 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210120 FILED AS OF DATE: 20210430 DATE AS OF CHANGE: 20210430 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: COX W MATTHEW CENTRAL INDEX KEY: 0001789727 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-22923 FILM NUMBER: 21878854 MAIL ADDRESS: STREET 1: C/O INTERNATIONAL ISOTOPES INC. STREET 2: 4137 COMMERCE CIRCLE CITY: IDAHO FALLS STATE: ID ZIP: 83401 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: INTERNATIONAL ISOTOPES INC CENTRAL INDEX KEY: 0001038277 STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823] IRS NUMBER: 742763837 STATE OF INCORPORATION: TX FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 4137 COMMERCE CIRCLE CITY: IDAHO FALLS STATE: ID ZIP: 83401 BUSINESS PHONE: 2085245300 MAIL ADDRESS: STREET 1: 4137 COMMERCE CIRCLE CITY: IDAHO FALLS STATE: ID ZIP: 83401 4 1 doc4.xml X0306 4 2021-01-20 0001038277 INTERNATIONAL ISOTOPES INC INIS 0001789727 COX W MATTHEW 4137 COMMERCE CIRCLE IDAHO FALLS ID 83401 1 Chief Financial Officer Common Stock 2021-01-20 4 M 0 62500.0000 0.0600 A 62500.0000 D Common Stock 2021-01-20 4 F 0 13393.0000 0.2800 D 49107.0000 D Stock Option (Right to Buy) 0.0600 2021-01-20 4 M 0 62500.0000 0.0600 D 2029-04-22 Common Stock 62500.0000 187500.0000 D Represents shares withheld by the issuer to cover the exercise price of the option grant; not an open market transaction. 62,500 shares of the stock option award were fully vested and exercisable on April 22, 2020. /s/ W. Matthew Cox 2021-04-30