<SEC-DOCUMENT>0001140361-26-028705-index.html : 20260716
<SEC-HEADER>0001140361-26-028705.hdr.sgml : 20260716
<ACCEPTANCE-DATETIME>20260716160122
ACCESSION NUMBER:		0001140361-26-028705
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		4
FILED AS OF DATE:		20260716
DATE AS OF CHANGE:		20260716

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			AtaiBeckley Inc.
		CENTRAL INDEX KEY:			0002081043
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-43037
		FILM NUMBER:		261180338

	BUSINESS ADDRESS:	
		STREET 1:		C/O ATAI LIFE SCIENCES US, INC.
		STREET 2:		C/O INDUSTRIOUS NYC, 250 WEST 34TH ST.
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10119
		BUSINESS PHONE:		1 929 207 2670

	MAIL ADDRESS:	
		STREET 1:		C/O ATAI LIFE SCIENCES US, INC.
		STREET 2:		C/O INDUSTRIOUS NYC, 250 WEST 34TH ST.
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10119

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	atai Life Sciences Luxembourg S.A.
		DATE OF NAME CHANGE:	20250811
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>ef20078122_defa14a.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: ef20078122_defa14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>image00001.jpg
<TEXT>
Document 2 - file: image00001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>image00002.jpg
<TEXT>
Document 3 - file: image00002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>image00003.jpg
<TEXT>
Document 4 - file: image00003.jpg

</DOCUMENT>
</SEC-DOCUMENT>