0001437749-23-034547.txt : 20231215 0001437749-23-034547.hdr.sgml : 20231215 20231215152107 ACCESSION NUMBER: 0001437749-23-034547 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231214 FILED AS OF DATE: 20231215 DATE AS OF CHANGE: 20231215 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: 231490011 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 rdgdoc.xml FORM 4 X0508 4 2023-12-14 0001038277 INTERNATIONAL ISOTOPES INC INIS 0001789727 COX W MATTHEW 4137 COMMERCE CIRCLE IDAHO FALLS ID 83401 1 Chief Financial Officer 0 Common Stock 2023-12-14 4 P 0 250000 0.025 A 538925 D Includes an aggregate of 239,818 shares of common stock acquired under the issuer's employee stock purchase plan from January 2020 through April 2022. /s/ W Matthew Cox 2023-12-15