0001079973-21-000436.txt : 20210528 0001079973-21-000436.hdr.sgml : 20210528 20210528165508 ACCESSION NUMBER: 0001079973-21-000436 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210526 FILED AS OF DATE: 20210528 DATE AS OF CHANGE: 20210528 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Harris Chad Everett CENTRAL INDEX KEY: 0001863770 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 001-33675 FILM NUMBER: 21981272 MAIL ADDRESS: STREET 1: C/O RIOT BLOCKCHAIN, INC. STREET 2: 202 6TH STREET, SUITE 401 CITY: CASTLE ROCK STATE: CO ZIP: 80104 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Riot Blockchain, Inc. CENTRAL INDEX KEY: 0001167419 STANDARD INDUSTRIAL CLASSIFICATION: SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374] IRS NUMBER: 841553387 STATE OF INCORPORATION: NV FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 202 6TH STREET, SUITE 401 CITY: CASTLE ROCK STATE: CO ZIP: 80104 BUSINESS PHONE: 303-794-2000 MAIL ADDRESS: STREET 1: 202 6TH STREET, SUITE 401 CITY: CASTLE ROCK STATE: CO ZIP: 80104 FORMER COMPANY: FORMER CONFORMED NAME: Bioptix, Inc. DATE OF NAME CHANGE: 20161201 FORMER COMPANY: FORMER CONFORMED NAME: Venaxis, Inc. DATE OF NAME CHANGE: 20121218 FORMER COMPANY: FORMER CONFORMED NAME: AspenBio Pharma, Inc. DATE OF NAME CHANGE: 20051110 3 1 ownership.xml X0206 3 2021-05-26 1 0001167419 Riot Blockchain, Inc. RIOT 0001863770 Harris Chad Everett C/O RIOT BLOCKCHAIN, INC. 202 6TH STREET, SUITE 401 CASTLE ROCK CO 80104 0 1 0 0 Subsidiary Officer See Remarks The Reporting Person is Chief Executive Officer of Whinstone US, Inc., a wholly owned subsidiary of Riot Blockchain, Inc. /s/ Chad Harris 2021-05-28