<SEC-DOCUMENT>0001193125-25-053091-index.html : 20250313
<SEC-HEADER>0001193125-25-053091.hdr.sgml : 20250313
<ACCEPTANCE-DATETIME>20250312180529
ACCESSION NUMBER:		0001193125-25-053091
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20250313
DATE AS OF CHANGE:		20250312

FILER:

	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
		IRS NUMBER:				464024951
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36313
		FILM NUMBER:		25733150

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>d844959ddefa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: d844959ddefa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g844959g70c47.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g844959g70c47.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g844959page4b.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g844959page4b.jpg

</DOCUMENT>
</SEC-DOCUMENT>