<SEC-DOCUMENT>0000935836-25-000381.txt : 20250516
<SEC-HEADER>0000935836-25-000381.hdr.sgml : 20250516
<ACCEPTANCE-DATETIME>20250516133417
ACCESSION NUMBER:		0000935836-25-000381
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250512
FILED AS OF DATE:		20250516
DATE AS OF CHANGE:		20250516

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LYTTON LAURENCE W
		CENTRAL INDEX KEY:			0001105806
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38907
		FILM NUMBER:		25958220

	MAIL ADDRESS:	
		STREET 1:		467 CENTRAL PARK WEST
		CITY:			NY
		STATE:			NY
		ZIP:			10025

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SONIM TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0001178697
		STANDARD INDUSTRIAL CLASSIFICATION:	TELEPHONE & TELEGRAPH APPARATUS [3661]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				943336783
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4445 EASTGATE MALL
		STREET 2:		SUITE 200
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		650-378-8100

	MAIL ADDRESS:	
		STREET 1:		4445 EASTGATE MALL
		STREET 2:		SUITE 200
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>ownership.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2025-05-12</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001178697</issuerCik>
        <issuerName>SONIM TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>SONM</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001105806</rptOwnerCik>
            <rptOwnerName>LYTTON LAURENCE W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>467 CENTRAL PARK WEST</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NY</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10025</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>866916</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>800000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Note</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Warrant</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>1.3864</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2025-05-12</value>
            </exerciseDate>
            <expirationDate>
                <value>2030-05-12</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>400000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Note</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">These securities are held by the Lytton-Kambara Foundation (the &quot;Foundation&quot;). Mr. Lytton is the president of the Foundation and may be deemed to beneficially own the securities held by the Foundation. Mr. Lytton disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein. Mr. Lytton is filing this Form 3 for himself and for the Foundation.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Laurence W. Lytton</signatureName>
        <signatureDate>2025-05-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
