<SEC-DOCUMENT>0000764065-25-000152-index.html : 20251029
<SEC-HEADER>0000764065-25-000152.hdr.sgml : 20251029
<ACCEPTANCE-DATETIME>20251029162335
ACCESSION NUMBER:		0000764065-25-000152
CONFORMED SUBMISSION TYPE:	S-3ASR
PUBLIC DOCUMENT COUNT:		33
FILED AS OF DATE:		20251029
DATE AS OF CHANGE:		20251029
EFFECTIVENESS DATE:		20251029

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CLEVELAND-CLIFFS INC.
		CENTRAL INDEX KEY:			0000764065
		STANDARD INDUSTRIAL CLASSIFICATION:	METAL MINING [1000]
		ORGANIZATION NAME:           	01 Energy & Transportation
		EIN:				341464672
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-3ASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-291146
		FILM NUMBER:		251430326

	BUSINESS ADDRESS:	
		STREET 1:		200 PUBLIC SQUARE
		STREET 2:		STE. 3300
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44114-2315
		BUSINESS PHONE:		216-694-5700

	MAIL ADDRESS:	
		STREET 1:		200 PUBLIC SQUARE
		STREET 2:		STE. 3300
		CITY:			CLEVELAND
		STATE:			OH
		ZIP:			44114-2315

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CLIFFS NATURAL RESOURCES INC.
		DATE OF NAME CHANGE:	20081015

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CLEVELAND CLIFFS INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3ASR
<SEQUENCE>1
<FILENAME>clfs-3asr2025.htm
<DESCRIPTION>S-3ASR
<TEXT>
Document 1 - file: clfs-3asr2025.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-FILING FEES
<SEQUENCE>2
<FILENAME>exfilingfees.htm
<TEXT>
Document 2 - file: exfilingfees.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>3
<FILENAME>clfs-3asr2025ex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 3 - file: clfs-3asr2025ex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>4
<FILENAME>clfs-3asr2025ex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 4 - file: clfs-3asr2025ex231.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.2
<SEQUENCE>5
<FILENAME>clfs-3asr2025ex232.htm
<DESCRIPTION>EX-23.2
<TEXT>
Document 5 - file: clfs-3asr2025ex232.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.3
<SEQUENCE>6
<FILENAME>clfs-3asr2025ex233.htm
<DESCRIPTION>EX-23.3
<TEXT>
Document 6 - file: clfs-3asr2025ex233.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.4
<SEQUENCE>7
<FILENAME>clfs-3asr2025ex234.htm
<DESCRIPTION>EX-23.4
<TEXT>
Document 7 - file: clfs-3asr2025ex234.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.5
<SEQUENCE>8
<FILENAME>clfs-3asr2025ex235.htm
<DESCRIPTION>EX-23.5
<TEXT>
Document 8 - file: clfs-3asr2025ex235.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.6
<SEQUENCE>9
<FILENAME>clfs-3asr2025ex236.htm
<DESCRIPTION>EX-23.6
<TEXT>
Document 9 - file: clfs-3asr2025ex236.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.7
<SEQUENCE>10
<FILENAME>clfs-3asr2025ex237.htm
<DESCRIPTION>EX-23.7
<TEXT>
Document 10 - file: clfs-3asr2025ex237.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>11
<FILENAME>clfs-3asr2025ex241.htm
<DESCRIPTION>EX-24.1
<TEXT>
Document 11 - file: clfs-3asr2025ex241.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-25.1
<SEQUENCE>12
<FILENAME>clfs-3asr2025ex251.htm
<DESCRIPTION>EX-25.1
<TEXT>
Document 12 - file: clfs-3asr2025ex251.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>cliffslogo2a.jpg
<TEXT>
Document 13 - file: cliffslogo2a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>image_3a.jpg
<TEXT>
Document 14 - file: image_3a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>imagea.jpg
<TEXT>
Document 15 - file: imagea.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>jdlogoa09.jpg
<TEXT>
Document 16 - file: jdlogoa09.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>jdlogoa092.jpg
<TEXT>
Document 17 - file: jdlogoa092.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>jonesdayfooter.jpg
<TEXT>
Document 18 - file: jonesdayfooter.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>19
<FILENAME>slr.jpg
<TEXT>
Document 19 - file: slr.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>20
<FILENAME>slr1a.jpg
<TEXT>
Document 20 - file: slr1a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>21
<FILENAME>slr2.jpg
<TEXT>
Document 21 - file: slr2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>22
<FILENAME>slr3.jpg
<TEXT>
Document 22 - file: slr3.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>23
<FILENAME>slra.jpg
<TEXT>
Document 23 - file: slra.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>25
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 25 - file: R1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>26
<FILENAME>R2.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 26 - file: R2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>27
<FILENAME>R3.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 27 - file: R3.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>28
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 28 - file: Show.js

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>29
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 29 - file: report.css

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>31
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 31 - file: FilingSummary.html

Document 31 - RAW XML: FilingSummary.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>33
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 33 - file: MetaLinks.json

</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>34
<FILENAME>0000764065-25-000152-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 34 - file: 0000764065-25-000152-xbrl.zip

</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>35
<FILENAME>exfilingfees_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
Document 35 - file: exfilingfees_htm.html

Document 35 - RAW XML: exfilingfees_htm.xml

</DOCUMENT>
</SEC-DOCUMENT>