<SEC-DOCUMENT>0001209191-23-025127.txt : 20230421
<SEC-HEADER>0001209191-23-025127.hdr.sgml : 20230421
<ACCEPTANCE-DATETIME>20230421160532
ACCESSION NUMBER:		0001209191-23-025127
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230420
FILED AS OF DATE:		20230421
DATE AS OF CHANGE:		20230421

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BANDIER MARTIN
		CENTRAL INDEX KEY:			0001377259

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39245
		FILM NUMBER:		23836342

	MAIL ADDRESS:	
		STREET 1:		TWO PENNSYLVANIA PLAZA
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10121

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Sphere Entertainment Co.
		CENTRAL INDEX KEY:			0001795250
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-AMUSEMENT & RECREATION SERVICES [7900]
		IRS NUMBER:				843755666
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		TWO PENNSYLVANIA PLAZA
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10121
		BUSINESS PHONE:		(212) 465-6000

	MAIL ADDRESS:	
		STREET 1:		TWO PENNSYLVANIA PLAZA
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10121

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Madison Square Garden Entertainment Corp.
		DATE OF NAME CHANGE:	20200417

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MSG ENTERTAINMENT SPINCO, INC.
		DATE OF NAME CHANGE:	20191126
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0407</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2023-04-20</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0001795250</issuerCik>
        <issuerName>Sphere Entertainment Co.</issuerName>
        <issuerTradingSymbol>SPHR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001377259</rptOwnerCik>
            <rptOwnerName>BANDIER MARTIN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>TWO PENNSYLVANIA PLAZA</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10121</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <footnotes></footnotes>

    <remarks>Martin Bandier's service on the Board of Directors ceased on April 20, 2023.</remarks>

    <ownerSignature>
        <signatureName>/s/ Mark C. Cresitello, Attorney-in-Fact for Martin Bandier</signatureName>
        <signatureDate>2023-04-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
