    <SEC-DOCUMENT>0001140361-25-005186-index.html : 20250220
    <SEC-HEADER>0001140361-25-005186.hdr.sgml : 20250220
    <ACCEPTANCE-DATETIME>20250220062756
    ACCESSION NUMBER:		0001140361-25-005186
    CONFORMED SUBMISSION TYPE:	8-K
    PUBLIC DOCUMENT COUNT:		30
    CONFORMED PERIOD OF REPORT:	20250220
    ITEM INFORMATION:		Results of Operations and Financial Condition
    ITEM INFORMATION:		Financial Statements and Exhibits
    FILED AS OF DATE:		20250220
    DATE AS OF CHANGE:		20250220

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			CONSTELLIUM SE
    		CENTRAL INDEX KEY:			0001563411
    		STANDARD INDUSTRIAL CLASSIFICATION:	SECONDARY SMELTING & REFINING OF NONFERROUS METALS [3341]
    		ORGANIZATION NAME:           	04 Manufacturing
    		IRS NUMBER:				000000000
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		8-K
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	001-35931
    		FILM NUMBER:		25643177

    	BUSINESS ADDRESS:
    		STREET 1:		WASHINGTON PLAZA
    		STREET 2:		40-44 RUE WASHINGTON
    		CITY:			PARIS
    		STATE:			I0
    		ZIP:			75008
    		BUSINESS PHONE:		33-1-73-01-46-51

    	MAIL ADDRESS:
    		STREET 1:		WASHINGTON PLAZA
    		STREET 2:		40-44 RUE WASHINGTON
    		CITY:			PARIS
    		STATE:			I0
    		ZIP:			75008

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Constellium SE
    		DATE OF NAME CHANGE:	20190628

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Constellium N.V.
    		DATE OF NAME CHANGE:	20130521

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	Constellium Holdco B.V.
    		DATE OF NAME CHANGE:	20121130
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>8-K
    <SEQUENCE>1
    <FILENAME>ef20043881_8k.htm
    <DESCRIPTION>8-K
    <TEXT>
    Document 1 - file: ef20043881_8k.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.1
    <SEQUENCE>2
    <FILENAME>ef20043881_ex99-1.htm
    <DESCRIPTION>EXHIBIT 99.1
    <TEXT>
    Document 2 - file: ef20043881_ex99-1.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.2
    <SEQUENCE>3
    <FILENAME>ef20043881_ex99-2.htm
    <DESCRIPTION>EXHIBIT 99.2
    <TEXT>
    Document 3 - file: ef20043881_ex99-2.htm

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    <SEQUENCE>4
    <FILENAME>ef20043881_ex99-2slide1.jpg
    <TEXT>
    Document 4 - file: ef20043881_ex99-2slide1.jpg

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    <SEQUENCE>5
    <FILENAME>ef20043881_ex99-2slide2.jpg
    <TEXT>
    Document 5 - file: ef20043881_ex99-2slide2.jpg

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    <SEQUENCE>6
    <FILENAME>ef20043881_ex99-2slide4.jpg
    <TEXT>
    Document 6 - file: ef20043881_ex99-2slide4.jpg

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    <TEXT>
    Document 7 - file: ef20043881_ex99-2slide5.jpg

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    <SEQUENCE>8
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    <TEXT>
    Document 8 - file: ef20043881_ex99-2slide6.jpg

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    <SEQUENCE>9
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    <TEXT>
    Document 9 - file: ef20043881_ex99-2slide9.jpg

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    <SEQUENCE>10
    <FILENAME>ef20043881_ex99-2slide12.jpg
    <TEXT>
    Document 10 - file: ef20043881_ex99-2slide12.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>ef20043881_ex99-2slide14.jpg
    <TEXT>
    Document 11 - file: ef20043881_ex99-2slide14.jpg

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    <SEQUENCE>12
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    <TEXT>
    Document 12 - file: ef20043881_ex99-2slide15.jpg

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    <SEQUENCE>13
    <FILENAME>ef20043881_ex99-2slide19.jpg
    <TEXT>
    Document 13 - file: ef20043881_ex99-2slide19.jpg

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    <SEQUENCE>14
    <FILENAME>ef20043881_ex99-2slide20.jpg
    <TEXT>
    Document 14 - file: ef20043881_ex99-2slide20.jpg

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    <SEQUENCE>15
    <FILENAME>ef20043881_ex99-2slide21.jpg
    <TEXT>
    Document 15 - file: ef20043881_ex99-2slide21.jpg

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    <SEQUENCE>16
    <FILENAME>ef20043881_ex99-2slide22.jpg
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    Document 16 - file: ef20043881_ex99-2slide22.jpg

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    <SEQUENCE>17
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    <TEXT>
    Document 17 - file: ef20043881_ex99-2slide26.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>ef20043881_ex99-2slide27.jpg
    <TEXT>
    Document 18 - file: ef20043881_ex99-2slide27.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>19
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    <TEXT>
    Document 19 - file: ef20043881_ex99-2slide31.jpg

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    <SEQUENCE>20
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    <TEXT>
    Document 20 - file: ef20043881_ex99-2slide32.jpg

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    <SEQUENCE>21
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    Document 21 - file: ef20043881_ex99-2slide34.jpg

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    <SEQUENCE>22
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    Document 22 - file: ef20043881_ex99-2slide37.jpg

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    <SEQUENCE>23
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    Document 23 - file: ef20043881_ex99-2slide40.jpg

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    <SEQUENCE>24
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    Document 24 - file: ef20043881_ex99-2slide41.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>25
    <FILENAME>ef20043881_ex99-2slide42.jpg
    <TEXT>
    Document 25 - file: ef20043881_ex99-2slide42.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>26
    <FILENAME>ef20043881_ex99-2slide47.jpg
    <TEXT>
    Document 26 - file: ef20043881_ex99-2slide47.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>27
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    <TEXT>
    Document 27 - file: ef20043881_ex99-2slide48.jpg

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    <SEQUENCE>28
    <FILENAME>ef20043881_ex99-2slide49.jpg
    <TEXT>
    Document 28 - file: ef20043881_ex99-2slide49.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>29
    <FILENAME>image00001.jpg
    <TEXT>
    Document 29 - file: image00001.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>30
    <FILENAME>image00003.jpg
    <TEXT>
    Document 30 - file: image00003.jpg

    </DOCUMENT>
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