<SEC-DOCUMENT>0001575505-25-000007.txt : 20251202
<SEC-HEADER>0001575505-25-000007.hdr.sgml : 20251202
<ACCEPTANCE-DATETIME>20251202165359
ACCESSION NUMBER:		0001575505-25-000007
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20251128
FILED AS OF DATE:		20251202
DATE AS OF CHANGE:		20251202

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Bailey Brian D.
		CENTRAL INDEX KEY:			0001575505
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38285
		FILM NUMBER:		251543872

	MAIL ADDRESS:	
		STREET 1:		C/O CARMICHAEL INVESTMENT PARTNERS LLC
		STREET 2:		4725 PIEDMONT ROW DRIVE, SUITE 210
		CITY:			CHARLOTTE
		STATE:			NC
		ZIP:			28210

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Bandwidth Inc.
		CENTRAL INDEX KEY:			0001514416
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		ORGANIZATION NAME:           	06 Technology
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2230 BANDMATE WAY
		CITY:			RALEIGH
		STATE:			NC
		ZIP:			27607
		BUSINESS PHONE:		800-808-5150

	MAIL ADDRESS:	
		STREET 1:		2230 BANDMATE WAY
		CITY:			RALEIGH
		STATE:			NC
		ZIP:			27607

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Bandwidth.com, Inc.
		DATE OF NAME CHANGE:	20110303
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1764712436.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
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<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-11-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001514416</issuerCik>
        <issuerName>Bandwidth Inc.</issuerName>
        <issuerTradingSymbol>BAND</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001575505</rptOwnerCik>
            <rptOwnerName>Bailey Brian D.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CARMICHAEL INVESTMENT PARTNERS LLC</rptOwnerStreet1>
            <rptOwnerStreet2>4725 PIEDMONT ROW DRIVE, SUITE 210</rptOwnerStreet2>
            <rptOwnerCity>CHARLOTTE</rptOwnerCity>
            <rptOwnerState>NC</rptOwnerState>
            <rptOwnerZipCode>28210</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-11-28</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2024</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>65422</value>
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            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See footnotes</value>
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                    <footnoteId id="F2"/>
                    <footnoteId id="F3"/>
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                    <value>2024</value>
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                <transactionPricePerShare>
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            <expirationDate>
                <footnoteId id="F5"/>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2024</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
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                <sharesOwnedFollowingTransaction>
                    <value>0</value>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F4"/>
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            <transactionDate>
                <value>2025-11-28</value>
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            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
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            <transactionAmounts>
                <transactionShares>
                    <value>13333</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
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            <exerciseDate>
                <footnoteId id="F6"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F6"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Class A Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>13333</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
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                <sharesOwnedFollowingTransaction>
                    <value>13333</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
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        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Carmichael Bandwidth LLC is the managing member of each of Carmichael Partners, LLC (&quot;CP&quot;); Carmichael Investment Partners II, LLC (&quot;CP II&quot;); and Carmichael Investment Partners III, LLC (&quot;CP III&quot;). Brian D. Bailey and Kevin J. Martin are the managing partners of Carmichael Bandwidth LLC and Carmichael Partners LLC and share voting and dispositive power with respect to the shares held by CP, CP II and CP III. The Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F2">Following the transactions reported herein, consists of 8,750 shares of Class A Common Stock held by Carmichael Partners, LLC and 56,672 shares of Class A Common Stock held of record by Brian D. Bailey.</footnote>
        <footnote id="F3">Pursuant to an agreement between Mr. Bailey and Carmichael Partners LLC, Carmichael Partners LLC is entitled to all economic benefit with respect to 7,234 shares held by Mr. Bailey.</footnote>
        <footnote id="F4">Each Restricted Stock Unit represents a contingent right to receive one share of Bandwidth Inc. Class A Common Stock.</footnote>
        <footnote id="F5">On November 28, 2024, the Reporting Person was granted 8,098 Restricted Stock Units, which vested in four equal quarterly installments beginning on February 28, 2025.</footnote>
        <footnote id="F6">On November 28, 2025, the Reporting Person was granted 13,333 Restricted Stock Units, which vest in four equal quarterly installments beginning on February 28, 2026.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Leah Webb, Attorney-in-Fact for Brian D. Bailey</signatureName>
        <signatureDate>2025-12-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
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</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
