<SEC-DOCUMENT>0001842718-23-000084-index.html : 20230804
<SEC-HEADER>0001842718-23-000084.hdr.sgml : 20230804
<ACCEPTANCE-DATETIME>20230804160324
ACCESSION NUMBER:		0001842718-23-000084
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20230802
FILED AS OF DATE:		20230804
DATE AS OF CHANGE:		20230804

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Utzschneider Lisa
		CENTRAL INDEX KEY:			0001651659

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40557
		FILM NUMBER:		231143948

	MAIL ADDRESS:	
		STREET 1:		C/O YAHOO! INC.
		STREET 2:		701 FIRST AVENUE
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94089

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			INTEGRAL AD SCIENCE HOLDING CORP.
		CENTRAL INDEX KEY:			0001842718
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370]
		IRS NUMBER:				830731995
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		99 WALL STREET
		STREET 2:		#1950
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10005
		BUSINESS PHONE:		(646) 278-4871

	MAIL ADDRESS:	
		STREET 1:		99 WALL STREET
		STREET 2:		#1950
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10005

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	INTEGRAL AD SCIENCE HOLDING LLC
		DATE OF NAME CHANGE:	20210301

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	KAVACHA TOPCO, LLC
		DATE OF NAME CHANGE:	20210127
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wk-form4_1691179394.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: wk-form4_1691179394.html

Document 1 - RAW XML: wk-form4_1691179394.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24.1
<SEQUENCE>2
<FILENAME>lisautzschneiderpoa.htm
<DESCRIPTION>EX-24.1
<TEXT>
Document 2 - file: lisautzschneiderpoa.htm

</DOCUMENT>
</SEC-DOCUMENT>