FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
  Chang Robby Sai Kit
2. Date of Event Requiring Statement (Month/Day/Year)
02/27/2018
3. Issuer Name and Ticker or Trading Symbol
Riot Blockchain, Inc. [RIOT]
(Last)
(First)
(Middle)
202 6TH STREET, SUITE 401
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Chief Financial Officer
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

CASTLE ROCK, CO 80104
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 60,000 (1)
D
 

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Chang Robby Sai Kit
202 6TH STREET, SUITE 401
CASTLE ROCK, CO 80104
      Chief Financial Officer  

Signatures

/s/ Robby Sai Kit Chang 03/07/2018
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) (1) On February 27, 2018, Mr. Chang entered into an Employment Agreement with Riot Blockchain, Inc.'s (the "Company") wholly-owned subsidiary Riot Blockchain Canada Inc. (the "Employment Agreement"). On February 27, 2018 the Company's Board of Directors appointed Mr. Chang to the position of Chief Financial Officer pursuant to the Employment Agreement. Pursuant to the Employment Agreement and in consideration for his services to the Company, Mr. Chang received an award of 60,000 restricted shares of the Company's common stock, which shall vest in 24 equal monthly installments over a two-year period, beginning on the one month anniversary of the date of issuance.

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