<SEC-DOCUMENT>0001079973-22-000179.txt : 20220222
<SEC-HEADER>0001079973-22-000179.hdr.sgml : 20220222
<ACCEPTANCE-DATETIME>20220222163009
ACCESSION NUMBER:		0001079973-22-000179
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220217
FILED AS OF DATE:		20220222
DATE AS OF CHANGE:		20220222

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Brooks Megan M.
		CENTRAL INDEX KEY:			0001855229

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33675
		FILM NUMBER:		22658523

	MAIL ADDRESS:	
		STREET 1:		C/O RIOT BLOCKCHAIN, INC.
		STREET 2:		202 6TH STREET, SUITE 401
		CITY:			CASTLE ROCK
		STATE:			CO
		ZIP:			80104

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Riot Blockchain, Inc.
		CENTRAL INDEX KEY:			0001167419
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROCESSING & DATA PREPARATION [7374]
		IRS NUMBER:				841553387
		STATE OF INCORPORATION:			NV
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3855 AMBROSIA STREET, SUITE 301
		CITY:			CASTLE ROCK
		STATE:			CO
		ZIP:			80109
		BUSINESS PHONE:		303-794-2000

	MAIL ADDRESS:	
		STREET 1:		3855 AMBROSIA STREET, SUITE 301
		CITY:			CASTLE ROCK
		STATE:			CO
		ZIP:			80109

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Bioptix, Inc.
		DATE OF NAME CHANGE:	20161201

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Venaxis, Inc.
		DATE OF NAME CHANGE:	20121218

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	AspenBio Pharma, Inc.
		DATE OF NAME CHANGE:	20051110
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
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    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2022-02-17</periodOfReport>

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    <issuer>
        <issuerCik>0001167419</issuerCik>
        <issuerName>Riot Blockchain, Inc.</issuerName>
        <issuerTradingSymbol>RIOT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001855229</rptOwnerCik>
            <rptOwnerName>Brooks Megan M.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RIOT BLOCKCHAIN, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>3855 AMBROSIA STREET, SUITE 301</rptOwnerStreet2>
            <rptOwnerCity>CASTLE ROCK</rptOwnerCity>
            <rptOwnerState>CO</rptOwnerState>
            <rptOwnerZipCode>80109</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Operating Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
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                <value>Common Stock</value>
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                <transactionShares>
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                </transactionShares>
                <transactionPricePerShare>
                    <value>19.73</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
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                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness></transactionTimeliness>
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                    <footnoteId id="F3"/>
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                <transactionAcquiredDisposedCode>
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                <directOrIndirectOwnership>
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        </nonDerivativeTransaction>
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    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
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            <transactionDate>
                <value>2022-02-17</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
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                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>40000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
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            <exerciseDate>
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                <underlyingSecurityTitle>
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                </underlyingSecurityTitle>
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                <directOrIndirectOwnership>
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        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.00</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2022-02-17</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>3000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                    <footnoteId id="F2"/>
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                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
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            <expirationDate>
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                <underlyingSecurityTitle>
                    <value>Common Stock</value>
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                <underlyingSecurityShares>
                    <value>3000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6000</value>
                    <footnoteId id="F3"/>
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                <directOrIndirectOwnership>
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            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Vested Restricted Stock Units (&quot;RSUs&quot;) awarded to the Reporting Person as compensation under the Riot Blockchain, Inc. 2019 Equity Incentive Plan, as amended, (the &quot;Plan&quot;) are convertible into shares of the Issuer's common stock, no par value per share, (&quot;Common Stock&quot;) 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.</footnote>
        <footnote id="F2">Represents the total direct and indirect ownership of the indicated security held by the Reporting Person immediately following the reported transaction.</footnote>
        <footnote id="F3">Represents net settlement in connection with the conversion of vested RSUs into shares of the Issuer's Common Stock based on the price per share of the Issuer's Common Stock as of the conversion, as permitted under the Plan and approved by the Issuer's Compensation and Human Resources Committee (the &quot;Committee&quot;).</footnote>
        <footnote id="F4">Represents the settlement by the Issuer of 40,000 vested performance-based RSUs, which vested upon the Committee's certification of the Issuer's achievement of certain of the performance objectives detailed in the August 12, 2021 performance-based equity award agreement between the Reporting Person and the Issuer.</footnote>
        <footnote id="F5">Represents the settlement by the Issuer the vested portion of the 6,000 time-based RSUs granted to the Reporting Person under the Plan on April 6, 2021, pursuant to the Reporting Person's Executive Employment Agreement with the Issuer, which vested in equal quarterly intervals following the grant date, and the 6,000 time-based RSUs granted to the Reporting Person on November 11, 2021 pursuant to an amendment to the Reporting Person's Executive Employment Agreement with the Issuer.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Megan M. Brooks</signatureName>
        <signatureDate>2022-02-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
