<SEC-DOCUMENT>0001683168-21-001908-index.html : 20210512
<SEC-HEADER>0001683168-21-001908.hdr.sgml : 20210512
<ACCEPTANCE-DATETIME>20210512093432
ACCESSION NUMBER:		0001683168-21-001908
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210510
FILED AS OF DATE:		20210512
DATE AS OF CHANGE:		20210512

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			OCONNELL MAUREEN
		CENTRAL INDEX KEY:			0001111318

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-37721
		FILM NUMBER:		21913742

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ACACIA RESEARCH CORP
		CENTRAL INDEX KEY:			0000934549
		STANDARD INDUSTRIAL CLASSIFICATION:	PATENT OWNERS & LESSORS [6794]
		IRS NUMBER:				954405754
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		767 3RD AVENUE
		STREET 2:		SUITE 602
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
		BUSINESS PHONE:		949-480-8300

	MAIL ADDRESS:	
		STREET 1:		767 3RD AVENUE
		STREET 2:		SUITE 602
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10017
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<TEXT>
Document 1 - file: ownership.html

Document 1 - RAW XML: ownership.xml

</DOCUMENT>
</SEC-DOCUMENT>