Riot Platforms, Inc. — Director's Dealing 2021

Oct 14, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Riot Blockchain, Inc. (RIOT)
CIK: 0001167419
Period of Report: 2021-10-13

Reporting Person: Harris Chad Everett (see Remarks)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-10-13	Common Stock	M	34974	$0.00	Acquired	34974	Direct
2021-10-13	Common Stock	F	10492	$25.25	Disposed	24482	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-10-13	Restricted Stock Units	$0.00	M	34974	Disposed		Common Stock (34974)	Direct

Footnotes

F1: Vested restricted stock units ("RSU") and vested performance-based restricted stock units ("PSUs") awarded to the Reporting Person 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 for taxes permitted under the Plan, upon settlement by the Issuer in accordance with the procedures of the Plan.

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

F3: Represents shares of Common Stock withheld for taxes in connection with the settlement by the Issuer following vesting of 4,974 RSUs and 30,000 PSUs previously granted to the Reporting Person under the Plan.

F4: The conversion of 4,974 vested RSUs reported in Table II relates to the settlement by the Issuer of the vested portion of the 9,949 RSUs granted to the Reporting Person on May 12, 2021, which are eligible to vest in four quarterly installments after the grant date. The conversion of the 30,000 vested PSUs reported in Table II relates to the settlement by the Issuer of vested PSUs awarded to the Reporting Person on August 12, 2021, which vested upon the Issuer's attainment of the specified performance objectives corresponding to 30,000 PRSUs under the Plan.