Riot Platforms, Inc. — Director's Dealing 2021

May 28, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Riot Blockchain, Inc. (RIOT)
CIK: 0001167419
Period of Report: 2021-05-26

Reporting Person: Theriot Lyle Joseph (Subsidiary Officer See Remarks)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-05-26	Restricted Stock Units	$0.00	A	9949	Acquired		Common Stock (9949)	Direct

Footnotes

F1: Vested restricted stock units ("RSUs") granted under the Riot Blockchain, Inc. 2019 Equity Incentive Plan, as amended, (the "Plan") covert into shares of the Issuer's Common Stock on a one-for-one basis upon settlement by the Issuer in accordance with the procedures of the Plan.

F2: On May 26, 2021, the Reporting Person was granted an award of 9,949 RSUs under the Plan pursuant to an equity award agreement between the Issuer and the Reporting Person (the "Award Agreement"). Subject to the terms and conditions set forth in the Award Agreement, these 9,949 RSUs are eligible to vest in four (4) equal quarterly installments following the grant date.

F3: Represents the total direct and indirect beneficial ownership of the security held by the Reporting Person immediately following the issuance reported by this Form 4.