<SEC-DOCUMENT>0001965353-25-000124.txt : 20250723
<SEC-HEADER>0001965353-25-000124.hdr.sgml : 20250723
<ACCEPTANCE-DATETIME>20250723160304
ACCESSION NUMBER:		0001965353-25-000124
CONFORMED SUBMISSION TYPE:	144
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250723
DATE AS OF CHANGE:		20250723

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Metallus Inc.
		CENTRAL INDEX KEY:			0001598428
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES  ROLLING MILLS (COKE OVENS) [3312]
		ORGANIZATION NAME:           	04 Manufacturing
		EIN:				464024951
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		144
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	001-36313
		FILM NUMBER:		251143101

	BUSINESS ADDRESS:	
		STREET 1:		1835 DUEBER AVENUE SW
		CITY:			CANTON
		STATE:			OH
		ZIP:			44706-0928
		BUSINESS PHONE:		330-471-7000

	MAIL ADDRESS:	
		STREET 1:		1835 DUEBER AVENUE SW
		CITY:			CANTON
		STATE:			OH
		ZIP:			44706-0928

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TimkenSteel Corp
		DATE OF NAME CHANGE:	20140128

REPORTING-OWNER:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SYRVALIN KRISTINE C
		CENTRAL INDEX KEY:			0001232579
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		144

	MAIL ADDRESS:	
		STREET 1:		1835 DUEBER AVE. SW
		CITY:			CANTON
		STATE:			OH
		ZIP:			44706
</SEC-HEADER>
<DOCUMENT>
<TYPE>144
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001232579</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001598428</issuerCik>
      <issuerName>Metallus Inc.</issuerName>
      <secFileNumber>001-36313</secFileNumber>
      <issuerAddress>
        <com:street1>1835 DUEBER AVENUE SW</com:street1>
        <com:city>CANTON</com:city>
        <com:stateOrCountry>OH</com:stateOrCountry>
        <com:zipCode>44706-0928</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>330-471-7000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>SYRVALIN KRISTINE C</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Merrill Lynch</name>
        <address>
          <com:street1>3455 Peachtree Road NW</com:street1>
          <com:street2>Suite 1000</com:street2>
          <com:city>Atlanta</com:city>
          <com:stateOrCountry>GA</com:stateOrCountry>
          <com:zipCode>30326</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>7500</noOfUnitsSold>
      <aggregateMarketValue>135000.00</aggregateMarketValue>
      <noOfUnitsOutstanding>42023268</noOfUnitsOutstanding>
      <approxSaleDate>07/23/2025</approxSaleDate>
      <securitiesExchangeName>New York</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>03/01/2024</acquiredDate>
      <natureOfAcquisitionTransaction>RESTRICTED STOCK UNIT VEST</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>METALLUS INC.</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>4741</amountOfSecuritiesAcquired>
      <paymentDate>03/01/2024</paymentDate>
      <natureOfPayment>Compensatory Payment</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>03/02/2023</acquiredDate>
      <natureOfAcquisitionTransaction>PERFORMANCE STOCK UNIT VEST</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>METALLUS INC.</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>910</amountOfSecuritiesAcquired>
      <paymentDate>03/02/2023</paymentDate>
      <natureOfPayment>Compensatory Payment</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>03/02/2023</acquiredDate>
      <natureOfAcquisitionTransaction>PERFORMANCE STOCK UNIT VEST</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>METALLUS INC.</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>1849</amountOfSecuritiesAcquired>
      <paymentDate>03/02/2023</paymentDate>
      <natureOfPayment>Compensatory Payment</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>KRISTINE SYRVALIN</name>
        <address>
          <com:street1>1835 DUEBER AVENUE SW</com:street1>
          <com:city>CANTON</com:city>
          <com:stateOrCountry>OH</com:stateOrCountry>
          <com:zipCode>44706</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <saleDate>07/02/2025</saleDate>
      <amountOfSecuritiesSold>7500</amountOfSecuritiesSold>
      <grossProceeds>120000.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>07/23/2025</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>11/14/2024</planAdoptionDate>
      </planAdoptionDates>
      <signature>Kristine C Syrvalin</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
