Form SC 13G/A - Statement of Beneficial Ownership by Certain Investors: [Amend]
SEC Accession No. 0001104659-20-021697
Filing Date
2020-02-14
Accepted
2020-02-14 16:06:19
Documents
1
Group Members
CALC IV LPCITADEL ADVISORS HOLDINGS LPCITADEL ADVISORS LLCCITADEL GP LLCCITADEL SECURITIES LLCKENNETH GRIFFIN

Document Format Files

Seq Description Document Type Size
1 SC 13G/A tm206927d3_sc13ga.htm SC 13G/A 158134
  Complete submission text file 0001104659-20-021697.txt   160128
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. (Subject) CIK: 0001167419 (see all company filings)

EIN.: 841553387 | State of Incorp.: NV | Fiscal Year End: 1231
Type: SC 13G/A | Act: 34 | File No.: 005-79102 | Film No.: 20619495
SIC: 2835 In Vitro & In Vivo Diagnostic Substances

Mailing Address 131 S. DEARBORN ST. 32ND FLOOR CHICAGO IL 60603
Business Address 131 S. DEARBORN ST. 32ND FLOOR CHICAGO IL 60603 (312) 395-2100
Citadel Securities GP LLC (Filed by) CIK: 0001721695 (see all company filings)

EIN.: 822115505 | State of Incorp.: DE | Fiscal Year End: 1231
Type: SC 13G/A