1、UNITED STATESSECURITIES AND EXCHANGE COMMISSIONWashington,D.C.20549FORM 10-QQUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIESEXCHANGE ACT OF 1934For the quarterly period ended March 31,2025ORTRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d)OF THE SECURITIESEXCHANGE ACT OF 1934For the
2、 transition period from _ to _Commission File Number:001-40557INTEGRAL AD SCIENCE HOLDING CORP.(Exact name of registrant as specified in its charter)Delaware 83-0731995(State or other jurisdiction ofincorporation or organization)(IRS EmployerIdentification No.)12 E 49th Street,20th FloorNew York,NY1
3、0017(Address of principal executive offices)(Zip Code)(646)278-4871(Registrants telephone number,including area code)Not Applicable(Former name,former address or former fiscal year,if changed since last report)Securities registered pursuant to Section 12(b)of the Act:Title of each class TradingSymbo
4、l Name of each exchangeon which registeredCommon Stock,$0.001 par value per share IAS The NASDAQ Stock Market LLC(Nasdaq Global Select Market)Indicate by check mark whether the registrant(1)has filed all reports required to be filed by Section 13 or 15(d)of the Securities Exchange Act of 1934 during
5、 the preceding 12 months(or for such shorter periodthat the registrant was required to file such reports),and(2)has been subject to such filing requirements for the past 90 days.Yes No Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to
6、be submitted pursuant to Rule 405 of Regulation S-T(232.405 of this chapter)during thepreceding 12 months(or for such shorter period that the registrant was required to submit such files).Yes No Indicate by check mark whether the registrant is a large accelerated filer,an accelerated filer,a non-acc