<SEC-DOCUMENT>0001104659-25-030972.txt : 20250402
<SEC-HEADER>0001104659-25-030972.hdr.sgml : 20250402
<ACCEPTANCE-DATETIME>20250402104745
ACCESSION NUMBER:		0001104659-25-030972
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250401
FILED AS OF DATE:		20250402
DATE AS OF CHANGE:		20250402

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Shesky Craig
		CENTRAL INDEX KEY:			0001874308
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39281
		FILM NUMBER:		25802651

	MAIL ADDRESS:	
		STREET 1:		570 BROOME STREET, APT. 13A
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10013

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TMC the metals Co Inc.
		CENTRAL INDEX KEY:			0001798562
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				000000000
		STATE OF INCORPORATION:			A1
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1111 WEST HASTINGS STREET
		STREET 2:		15TH FLOOR
		CITY:			VANCOUVER
		STATE:			A1
		ZIP:			V6E 2J3
		BUSINESS PHONE:		888-458-3420

	MAIL ADDRESS:	
		STREET 1:		1111 WEST HASTINGS STREET
		STREET 2:		15TH FLOOR
		CITY:			VANCOUVER
		STATE:			A1
		ZIP:			V6E 2J3

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Sustainable Opportunities Acquisition Corp.
		DATE OF NAME CHANGE:	20200102
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>tm2511293-1_4seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-04-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001874308</rptOwnerCik>
            <rptOwnerName>Shesky Craig</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O TMC THE METALS COMPANY INC.,</rptOwnerStreet1>
            <rptOwnerStreet2>1111 WEST HASTINGS STREET, 15TH FLOOR</rptOwnerStreet2>
            <rptOwnerCity>VANCOUVER</rptOwnerCity>
            <rptOwnerState>A1</rptOwnerState>
            <rptOwnerZipCode>V6E 2J3</rptOwnerZipCode>
            <rptOwnerStateDescription>BRITISH COLUMBIA, CANADA</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>0</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Shares</value>
            </securityTitle>
            <transactionDate>
                <value>2025-04-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>353702</value>
                    <footnoteId id="F2"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>1.6554</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1145717</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The sales reported in this Form 4 were effected to cover tax withholding obligations in connection with the vesting of restricted stock units that were granted to the Reporting Person on March 20, 2023, March 20, 2024 and March 20, 2025 previously reported by the Reporting Person on the Statement of Changes in Beneficial Ownership of Securities on Form 4 filed on March 24, 2025 pursuant to an automatic &quot;sell to cover&quot; transaction and does not represent a discretionary transaction by the Reporting Person.</footnote>
        <footnote id="F2">The price reflects the average selling price of the common shares sold. These common shares were sold in multiple transactions at prices ranging from $1.61 to $1.78 per common share. 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>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Michelle Ancosky, Attorney-In-Fact</signatureName>
        <signatureDate>2025-04-02</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
