Riot Platforms, Inc. — Director's Dealing 2022

May 19, 2022

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Riot Blockchain, Inc. (RIOT)
CIK: 0001167419
Period of Report: 2022-05-17

Reporting Person: Brooks Megan M. ([See Remarks])

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2022-05-17	Common Stock	M	25000	$0.00	Acquired	140662	Direct
2022-05-17	Common Stock	F	7500	$7.31	Disposed	133162	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2022-05-17	Restricted Stock Units	$0.00	M	25000	Disposed		Common Stock (25000)	Direct

Footnotes

F1: Vested Restricted Stock Units ("RSUs") awarded to the Reporting Person as compensation under the Riot Blockchain, Inc. 2019 Equity Incentive Plan, as amended, (the "Plan") are convertible into shares of the Issuer's common stock, no par value per share, ("Common Stock") on a one-for-one basis, subject to any net settlement permitted under the Plan, upon settlement by the Issuer in accordance with the procedures of the Plan.

F2: Represents the total direct and indirect beneficial ownership of the indicated security held by the Reporting Person immediately following the reported transaction.

F3: Represents net settlement for taxes due in connection with the conversion of 25,000 vested RSUs into shares of the Issuer's Common Stock upon settlement by the Issuer, as permitted by the Plan and approved by the Issuer's Compensation and Human Resources Committee (the "Committee").

F4: Represents the settlement by the Issuer of the vested portions of the RSUs granted to the Reporting Person on May 7, 2022, as reported on this Form 4.