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Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001140361-21-030545
Filing Date
2021-09-07
Accepted
2021-09-07 16:12:36
Documents
1
Period of Report
2021-09-02

Document Format Files

Seq Description Document Type Size
1 FORM 4 form4.html 4  
1 FORM 4 form4.xml 4 3452
  Complete submission text file 0001140361-21-030545.txt   5257
Mailing Address 202 6TH STREET, SUITE 401 CASTLE ROCK CO 80104
Business Address 202 6TH STREET, SUITE 401 CASTLE ROCK CO 80104 303-794-2000
Riot Blockchain, Inc. (Issuer) CIK: 0001167419 (see all company filings)

IRS No.: 841553387 | State of Incorp.: NV | Fiscal Year End: 1231
SIC: 7374 Services-Computer Processing & Data Preparation

Mailing Address AN DER WELLE 3 FRANKFURT AM MAIN 2M 60322
Business Address AN DER WELLE 3 FRANKFURT AM MAIN 2M 60322 496934875225
Northern Data AG (Reporting) CIK: 0001863502 (see all company filings)

State of Incorp.: 2M | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-33675 | Film No.: 211239484