<SEC-DOCUMENT>0001213900-20-040823.txt : 20201203
<SEC-HEADER>0001213900-20-040823.hdr.sgml : 20201203
<ACCEPTANCE-DATETIME>20201203181317
ACCESSION NUMBER:		0001213900-20-040823
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20201201
FILED AS OF DATE:		20201203
DATE AS OF CHANGE:		20201203

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Peterson Adam K
		CENTRAL INDEX KEY:			0001667769

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39648
		FILM NUMBER:		201368007

	MAIL ADDRESS:	
		STREET 1:		1411 HARNEY STREET, SUITE 200
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68102

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BOC Yellowstone LLC
		CENTRAL INDEX KEY:			0001823571
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39648
		FILM NUMBER:		201368008

	BUSINESS ADDRESS:	
		STREET 1:		1411 HARNEY STREET
		STREET 2:		SUITE 200
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68102
		BUSINESS PHONE:		(402) 201-2073

	MAIL ADDRESS:	
		STREET 1:		1411 HARNEY STREET
		STREET 2:		SUITE 200
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68102

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BOC Yellowstone II LLC
		CENTRAL INDEX KEY:			0001832903
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39648
		FILM NUMBER:		201368009

	BUSINESS ADDRESS:	
		STREET 1:		1601 DODGE STREET
		STREET 2:		SUITE 3300
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68102
		BUSINESS PHONE:		(402) 201-2073

	MAIL ADDRESS:	
		STREET 1:		1601 DODGE STREET
		STREET 2:		SUITE 3300
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68102

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BOSTON OMAHA Corp
		CENTRAL INDEX KEY:			0001494582
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE OPERATORS (NO DEVELOPERS) & LESSORS [6510]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39648
		FILM NUMBER:		201368010

	BUSINESS ADDRESS:	
		STREET 1:		1411 HARNEY ST.
		STREET 2:		SUITE 200
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68102
		BUSINESS PHONE:		857-256-0079

	MAIL ADDRESS:	
		STREET 1:		1411 HARNEY ST.
		STREET 2:		SUITE 200
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68102

	FORMER NAME:	
		FORMER CONFORMED NAME:	REO PLUS, INC.
		DATE OF NAME CHANGE:	20100618

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Yellowstone Acquisition Co
		CENTRAL INDEX KEY:			0001823587
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		IRS NUMBER:				852732947
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1411 HARNEY STREET
		STREET 2:		SUITE 200
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68102
		BUSINESS PHONE:		(402) 201-2073

	MAIL ADDRESS:	
		STREET 1:		1411 HARNEY STREET
		STREET 2:		SUITE 200
		CITY:			OMAHA
		STATE:			NE
		ZIP:			68102
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-12-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001823587</issuerCik>
        <issuerName>Yellowstone Acquisition Co</issuerName>
        <issuerTradingSymbol>YSACU</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001667769</rptOwnerCik>
            <rptOwnerName>Peterson Adam K</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BOC YELLOWSTONE LLC</rptOwnerStreet1>
            <rptOwnerStreet2>1601 DODGE STREET, SUITE 3300</rptOwnerStreet2>
            <rptOwnerCity>OMAHA</rptOwnerCity>
            <rptOwnerState>NE</rptOwnerState>
            <rptOwnerZipCode>68102</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Co-Chairman, Co-CEO, Co-Pres.</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001823571</rptOwnerCik>
            <rptOwnerName>BOC Yellowstone LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1601 DODGE STREET, SUITE 3300</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>OMAHA</rptOwnerCity>
            <rptOwnerState>NE</rptOwnerState>
            <rptOwnerZipCode>68102</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001832903</rptOwnerCik>
            <rptOwnerName>BOC Yellowstone II LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O BOC YELLOWSTONE LLC</rptOwnerStreet1>
            <rptOwnerStreet2>1601 DODGE STREET, SUITE 3300</rptOwnerStreet2>
            <rptOwnerCity>OMAHA</rptOwnerCity>
            <rptOwnerState>NE</rptOwnerState>
            <rptOwnerZipCode>68102</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001494582</rptOwnerCik>
            <rptOwnerName>BOSTON OMAHA Corp</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1601 DODGE STREET, SUITE 3300</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>OMAHA</rptOwnerCity>
            <rptOwnerState>NE</rptOwnerState>
            <rptOwnerZipCode>68102</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Class B common stock, par value $0.0001 per share</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2020-12-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>194026</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A common stock, par value $0.0001 per share</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>194026</value>
                    <footnoteId id="F1"/>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3399724</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The Class B common stock will automatically convert into the Issuer's Class A common stock at the time of the Issuer's initial business combination on a one-for-one basis, subject to adjustment pursuant to certain anti-dilution rights, and has no expiration date.</footnote>
        <footnote id="F2">On December 1, 2020, the underwriters in the Issuer's initial public offering exercised their over-allotment option in part. BOC Yellowstone LLC directly held 468,750 shares of Class B common stock that were subject to forfeiture in the event the underwriters did not exercise their over-allotment option in full, and in connection with such partial exercise, on December 1, 2020 BOC Yellowstone LLC forfeited 194,026 shares of Class B common stock.</footnote>
        <footnote id="F3">206,250 of the reported shares and their applicable underlying derivative securities are held directly by BOC Yellowstone II LLC and the remaining reported shares and underlying derivative securities are held directly by BOC Yellowstone LLC. BOC Yellowstone LLC is the sole managing member of BOC Yellowstone II LLC, and Adam K. Peterson and Alex B. Rozek are the managers of BOC Yellowstone LLC, which is owned by Boston Omaha Corporation. As such, they may be deemed to have or share beneficial ownership of the Class B common stock held directly by BOC Yellowstone LLC and BOC Yellowstone II LLC. Each such person disclaims any beneficial ownership of the reported shares other than to the extent of any pecuniary interest they may have therein, directly or indirectly.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Adam K. Peterson</signatureName>
        <signatureDate>2020-12-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>BOC Yellowstone LLC, By: /s/ Adam K. Peterson, its Manager</signatureName>
        <signatureDate>2020-12-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>BOC Yellowstone II LLC, By: BOC Yellowstone, LLC, its Managing Member By: /s/ Adam K. Peterson, its Manager</signatureName>
        <signatureDate>2020-12-03</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>Boston Omaha Corporation By: /s/ Adam K. Peterson, its Co-Chief Executive Officer</signatureName>
        <signatureDate>2020-12-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
