<SEC-DOCUMENT>0001748824-25-000026-index.html : 20250331
<SEC-HEADER>0001748824-25-000026.hdr.sgml : 20250331
<ACCEPTANCE-DATETIME>20250331164722
ACCESSION NUMBER:		0001748824-25-000026
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20250331
DATE AS OF CHANGE:		20250331

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Acadian Asset Management Inc.
		CENTRAL INDEX KEY:			0001748824
		STANDARD INDUSTRIAL CLASSIFICATION:	INVESTMENT ADVICE [6282]
		ORGANIZATION NAME:           	02 Finance
		EIN:				471121020
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38979
		FILM NUMBER:		25794214

	BUSINESS ADDRESS:	
		STREET 1:		200 STATE STREET
		STREET 2:		13TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02109
		BUSINESS PHONE:		6173697300

	MAIL ADDRESS:	
		STREET 1:		200 STATE STREET
		STREET 2:		13TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02109

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BrightSphere Investment Group Inc.
		DATE OF NAME CHANGE:	20190227

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BrightSphere US Inc.
		DATE OF NAME CHANGE:	20180801
</SEC-HEADER>
<DOCUMENT>
<TYPE>DEFA14A
<SEQUENCE>1
<FILENAME>defa14a-2025noticemarch2025.htm
<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: defa14a-2025noticemarch2025.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>a2025noticepage1a.jpg
<TEXT>
Document 2 - file: a2025noticepage1a.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>a2025noticepage2a.jpg
<TEXT>
Document 3 - file: a2025noticepage2a.jpg

</DOCUMENT>
</SEC-DOCUMENT>