<SEC-DOCUMENT>0001104659-23-104888.txt : 20230928
<SEC-HEADER>0001104659-23-104888.hdr.sgml : 20230928
<ACCEPTANCE-DATETIME>20230928215247
ACCESSION NUMBER:		0001104659-23-104888
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230926
FILED AS OF DATE:		20230928
DATE AS OF CHANGE:		20230928

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			O'Sullivan Anthony
		CENTRAL INDEX KEY:			0001874198

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39281
		FILM NUMBER:		231291603

	MAIL ADDRESS:	
		STREET 1:		19 TENNYSON STREET
		CITY:			BULIMBA, QUEENSLAND
		STATE:			C3
		ZIP:			4171

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TMC the metals Co Inc.
		CENTRAL INDEX KEY:			0001798562
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			A1
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		595 HOWE STREET
		STREET 2:		10TH FLOOR
		CITY:			VANCOUVER
		STATE:			A1
		ZIP:			V6C 2T5
		BUSINESS PHONE:		(604) 631-3115

	MAIL ADDRESS:	
		STREET 1:		595 HOWE STREET
		STREET 2:		10TH FLOOR
		CITY:			VANCOUVER
		STATE:			A1
		ZIP:			V6C 2T5

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Sustainable Opportunities Acquisition Corp.
		DATE OF NAME CHANGE:	20200102
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>tm2327170-1_4seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2023-09-26</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001798562</issuerCik>
        <issuerName>TMC the metals Co Inc.</issuerName>
        <issuerTradingSymbol>TMC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001874198</rptOwnerCik>
            <rptOwnerName>O'Sullivan Anthony</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O TMC THE METALS COMPANY INC., 595</rptOwnerStreet1>
            <rptOwnerStreet2>HOWE STREET, 10TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>VANCOUVER</rptOwnerCity>
            <rptOwnerState>A1</rptOwnerState>
            <rptOwnerZipCode>V6C 2T5</rptOwnerZipCode>
            <rptOwnerStateDescription>BRITISH COLUMBIA, CANADA</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Development Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>512777</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2023-09-26</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>140000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.0152</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>435110</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>JOZEM Pty Ltd., Trustee of the O'Sullivan Family Trust No. 1</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price reflects the average selling price of the common shares sold. The Reporting Person undertakes to provide, upon request by the SEC staff, the Issuer or a security holder of the Issuer, full information regarding the number of common shares sold at each price.</footnote>
        <footnote id="F2">The Reporting Person is the sole director of JOZEM Pty Ltd., which is the trustee of The O'Sullivan Family Trust No. 1.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Jeffrey Cohan, Attorney-in-Fact</signatureName>
        <signatureDate>2023-09-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
