mean Riot Blockchain, Inc. and its consolidated subsidiaries, unless otherwise indicated), originally filed on April 17, 2018 (the "Original Filing").

Mr. Chang comes to Riot from Cantor Fitzgerald, where he served as … Form 8-K Riot Blockchain, Inc. Current report, items 5.02 and 9.01. Email:

RIOT BLOCKCHAIN, INC. (Exact name of registrant as specified in its charter) Nevada 84-155336 (State or other jurisdiction of Incorporation or organization) (I.R.S. SEC.report. Except as described above, no other changes have been made to the Original Filing.

Search / Go. Riot Blockchain, Inc., together with its subsidiaries, focuses on building, supporting, and operating Blockchain technologies ecosystem.
Address: 202 6th Street Suite 401 Castle Rock, CO 80104 . Its primary focus is on Bitcoin and general blockchain technology. Riot Blockchain's Subsidiary Separately Enters Lease with 107,600 Square Foot Facility for Cryptocurrency Mining Operations .

About Form 8-K. riot_8k0021020.htm FORM 8-K Zoom In Zoom Out. Telephone: 303-794-2000. Riot Blockchain, Inc. Form 8-K (Filer) Published: 2020-02-10 21:15:44 Submitted: 2020-02-11 Period Ending In: 2020-02-07. In late 2017 the company changed its name to Riot Blockchain having previously traded as Bioptix, focusing on biotech, while in September 2018 CEO John O’Rourke departed after allegations of a pump and dump scheme to the tune of an estimated $27 million leaving investors with ‘virtually worthless’ stock. Riot Blockchain intends to gain exposure to the blockchain ecosystem through its cryptocurrency mining operations, internally developed businesses, and joint ventures. Employer Identification No.) Company Info.
See insights on Riot Blockchain including office locations, competitors, revenue, financials, executives, subsidiaries and more at Craft. CASTLE ROCK, Colo., Feb. 28, 2018 /PRNewswire/ -- Riot Blockchain, Inc. (Nasdaq: RIOT) (the "Company") today announced that it has appointed Rob Chang as its Chief Financial Officer. It is involved in digital currency mining operation, which utilizes specialized computers that generate digital currency primarily bitcoin.

Riot Blockchain has 20 employees at their 1 location and $6.84 M in annual revenue in FY 2019. We are filing this Form 10-K/A to include the information required by Part III of Form 10-K that was not included in the Original Filing. Riot Blockchain, Inc. and Subsidiaries Condensed Consolidated Statements of Operations Three Months Ended March 31, 2018 and 2017 (Unaudited) Three Months Ended March 31, 2018 2017 Revenue: Revenue - Cryptocurrency mining $ 901,380 $ - Other revenue - fee 24,174 24,175 Total Revenue 925,554 24,175 Costs and expenses: Cost of revenues (exclusive of depreciation and … Riot Blockchain, Inc. Form 8-K. Companies; Documents; Forms; Notifications; Stock Ticker Lookup.