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<title>Document</title></head><body><div id="i3dac21f9b9d04af7b99371e160836cb6_33"></div><div style="min-height:0pt;width:100%"><div><font><br></font></div></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">As filed with the Securities and Exchange Commission on May 31, 2023</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font><br></font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:right"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Registration No. 333- </font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:14pt;font-weight:700;line-height:120%">UNITED STATES </font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:14pt;font-weight:700;line-height:120%">SECURITIES AND EXCHANGE COMMISSION</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:120%">Washington, D.C. 20549  </font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font><br></font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:14pt;font-weight:700;line-height:120%">FORM S-8</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:14pt;font-weight:700;line-height:120%">REGISTRATION STATEMENT</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:18pt;font-weight:700;line-height:120%"> </font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:14pt;font-weight:700;line-height:120%">UNDER </font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:14pt;font-weight:700;line-height:120%">THE SECURITIES ACT OF 1933</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt"><font><br></font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:14pt;font-weight:700;line-height:120%">INTEGRAL AD SCIENCE HOLDING CORP.</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Exact name of registrant as specified in its charter)</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font><br></font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:89.096%"><tr><td style="width:1.0%"></td><td style="width:45.927%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.494%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:46.279%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Delaware</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">83-0731995</font></td></tr><tr><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">(State or Other Jurisdiction of<br>Incorporation or Organization)</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">(I.R.S. Employer<br>Identification No.)</font></td></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Not applicable</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:6.5pt;font-weight:700;line-height:112%;position:relative;top:-3.5pt;vertical-align:baseline">1</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">(Address of Principal Executive Offices)</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">(Zip Code)</font></td></tr></table></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Integral Ad Science Holding Corp. 2021 Omnibus Incentive Plan</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font><br></font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Full Title of the Plan)</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Lisa Utzschneider</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Chief Executive Officer</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">c&#47;o The Corporation Trust Company</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Corporation Trust Center</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">1209 Orange Street</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Wilmington, Delaware 19801</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Name and address of agent for service)</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font><br></font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%"> (302) 777-0200</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%"> </font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">(Telephone number, including area code, of agent for service)</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt"><font><br></font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-style:italic;font-weight:700;line-height:120%">Copies to</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#58;  </font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Robert E. Goedert, P.C.</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Ana Sempertegui</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Kirkland &#38; Ellis LLP</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">300 North LaSalle</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">Chicago, Illinois 60654</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:120%">(312) 862-2000</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt"><font><br></font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of &#8220;large accelerated filer,&#8221; &#8220;accelerated filer,&#8221; &#8220;smaller reporting company&#8221; and &#8220;emerging growth company&#8221; in Rule 12b-2 of the Exchange Act.</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt"><font><br></font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt;text-align:center"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:96.573%"><tr><td style="width:1.0%"></td><td style="width:33.900%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:23.416%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:33.738%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:4.546%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Large accelerated filer</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%">&#9744;</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Accelerated filer</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%">&#9746;</font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Non-accelerated filer &#8239;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%">&#9744;</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Smaller reporting company</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%">&#9744;</font></div></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Emerging growth company</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Arial',sans-serif;font-size:10pt;font-weight:400;line-height:112%">&#9746;</font></div></td></tr></table></div><div style="margin-bottom:0.5pt;margin-top:0.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act. </font><font style="color:#000000;font-family:'Arial',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#9744;</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:120%">&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;</font></div><div style="margin-bottom:0.5pt;margin-top:0.5pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:5.85pt;font-weight:400;line-height:120%;position:relative;top:-3.15pt;vertical-align:baseline">1</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:9pt;font-weight:400;line-height:120%">Any stockholder or other communication required to be sent to our principal executive offices may be directed to our  mailing address&#58; 99 Wall Street, #1950, New York, NY 10005.</font></div><div style="height:14.4pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:0pt;width:100%"><div><font><br></font></div></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">EXPLANATORY NOTE</font></div><div><font><br></font></div><div style="text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Integral Ad Science Holding Corp. (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:underline">Registrant</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;) is filing this Registration Statement on Form S-8 with the United States Securities and Exchange Commission (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:underline">Commission</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;) to register up to 20,000,000 additional shares of the Registrant&#8217;s common stock, par value $0.001 per share (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:underline">Common Stock</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;), reserved for issuance under the Integral Ad Science Holding Corp. 2021 Omnibus Incentive Plan (the &#8220;</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:underline">Plan</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#8221;), to include shares that may again become available for delivery with respect to awards under the Plan pursuant to the share counting, share recycling and other terms and conditions of the Plan and as a result of annual evergreen increases under the Plan. In accordance with General Instruction E of Form S-8, this Registration Statement hereby incorporates by reference the contents of the Registration Statement on Form S-8 (File No. 333-257619), filed by the Registrant with the Commission on July 1, 2021.</font></div><div><font><br></font></div><div><font><br></font></div><div><font><br></font></div><div style="height:14.4pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:0pt;width:100%"><div><font><br></font></div></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div id="i3dac21f9b9d04af7b99371e160836cb6_94"></div><div style="-sec-extract:summary;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">PART II</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">INFORMATION REQUIRED IN THE REGISTRATION STATEMENT</font></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:36.448%"><tr><td style="width:1.0%"></td><td style="width:38.643%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:19.412%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:38.645%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Item 8.</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Exhibits.</font></td></tr></table></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:97.196%"><tr><td style="width:1.0%"></td><td style="width:9.316%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.441%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:87.843%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Exhibit Number</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Description</font></td></tr><tr><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">4.1</font></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="3" style="background-color:#cceeff;border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="background-color:#cceeff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><a href="https://www.sec.gov/Archives/edgar/data/1842718/000119312521207757/d197951dex31.htm" style="-sec-extract:exhibit;background-color:#cceeff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:none">Certificate of Incorporation of Integral Ad Science Holding Corp., dated June 29, 2021 (incorporated by reference to Exhibit 3.1 to Company&#8217;s Current Report on Form 8-K filed with the Commission on July 2, 2021).</a></font></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">4.2</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="background-color:#ffffff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><a href="https://www.sec.gov/Archives/edgar/data/1842718/000119312521181985/d35256dex32.htm" style="-sec-extract:exhibit;background-color:#ffffff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:none">Bylaws of Integral Ad Science Holding Corp., dated June 29, 2021 (incorporated by reference to Exhibit 3.2 to the Company&#8217;s Current Report on Form 8-K filed with the </a></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><a href="https://www.sec.gov/Archives/edgar/data/1842718/000119312521181985/d35256dex32.htm" style="-sec-extract:exhibit;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:none">Commission on </a></font><font style="background-color:#ffffff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><a href="https://www.sec.gov/Archives/edgar/data/1842718/000119312521181985/d35256dex32.htm" style="-sec-extract:exhibit;background-color:#ffffff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:none">July 2, 2021).</a></font></div></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">5.1*</font></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="background-color:#cceeff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><a href="kirklandopinion.htm" style="-sec-extract:exhibit;background-color:#cceeff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:none">Opinion of Kirkland &#38; Ellis LLP.</a></font></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">10.1</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><a href="https://www.sec.gov/Archives/edgar/data/1842718/000119312521244853/d192400dex103.htm" style="-sec-extract:exhibit;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:none">Integral Ad Science Holding Corp. 2021 Omnibus Incentive Plan (incorporated by reference to Exhibit 10.3 to the Company&#8217;s Quarterly Report on Form 10-Q filed with the Commission on August 12, 2021).</a></font></div></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">23.1*</font></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><a href="pwcconsents-8.htm" style="-sec-extract:exhibit;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:none">Consent of PricewaterhouseCoopers LLP, independent registered public accounting firm.</a></font></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">23.2*</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><a href="kirklandopinion.htm" style="-sec-extract:exhibit;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:none">Consent of Kirkland &#38; Ellis LLP (included in Exhibit 5.1).</a></font></div></td></tr><tr><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">24.1*</font></td><td colspan="3" style="background-color:#cceeff;padding:0 1pt"></td><td colspan="3" style="background-color:#cceeff;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><a href="#i38e4547484e3478681ff08d61025496c_1722" style="-sec-extract:exhibit;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:none">Powers of Attorney (included on the signature pages hereto).</a></font></div></td></tr><tr><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">107*</font></td><td colspan="3" style="background-color:#ffffff;padding:0 1pt"></td><td colspan="3" style="background-color:#ffffff;padding:2px 1pt;text-align:left;vertical-align:top"><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%"><a href="filingfeetable.htm" style="-sec-extract:exhibit;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%;text-decoration:none">Filing Fee Table.</a></font></div></td></tr></table></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:30.996%"><tr><td colspan="3" style="display:none"></td><td style="width:1.0%"></td><td style="width:10.960%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:86.840%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">*</font></td><td colspan="3" style="padding:2px 1pt;text-align:justify;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Filed herewith.</font></td></tr></table></div><div><font><br></font></div><div><font><br></font></div><div><font><br></font></div><div style="height:14.4pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:0pt;width:100%"><div><font><br></font></div></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">SIGNATURES</font></div><div><font><br></font></div><div style="text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:112%">Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of New York, State of New York, on May 31, 2023.</font></div><div style="text-indent:36pt"><font><br></font></div><div style="text-align:right;text-indent:36pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:49.532%"><tr><td style="width:1.0%"></td><td style="width:8.648%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:21.227%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:66.825%"></td><td style="width:0.1%"></td></tr><tr><td colspan="9" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">INTEGRAL AD SCIENCE HOLDING CORP.</font></td></tr><tr style="height:13pt"><td colspan="9" style="padding:0 1pt"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">By&#58;</font></td><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">&#47;s&#47; Tania Secor</font></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Name&#58;</font></td><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="background-color:#ffffff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Tania Secor</font></td></tr><tr><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Title&#58;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Chief Financial Officer</font></td></tr></table></div><div><font><br></font></div><div><font><br></font></div><div><font><br></font></div><div style="text-align:center"><font id="i38e4547484e3478681ff08d61025496c_1722"></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">POWERS OF ATTORNEY</font></div><div><font><br></font></div><div style="text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Lisa Utzschneider and Tania Secor and each or any one of them, their true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for each of the undersigned in his or her name, place and stead, in any and all capacities, to sign any and all amendments to this Registration Statement on Form S-8, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the U.S. Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and necessary to be done in connection therewith, as fully to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, or any of them, or their substitutes or substitute, may lawfully do or cause to be done by virtue hereof.</font></div><div><font><br></font></div><div style="text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities indicated on May 31, 2023.</font></div><div><font><br></font></div><div><font><br></font></div><div><font><br></font></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:88.629%"><tr><td style="width:1.0%"></td><td style="width:15.244%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:15.244%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:15.244%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.908%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:15.244%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:31.416%"></td><td style="width:0.1%"></td></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="9" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Name</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:112%">Position</font></td></tr><tr style="height:15pt"><td colspan="9" style="border-top:1pt solid #000000;padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="border-top:1pt solid #000000;padding:0 1pt"></td></tr><tr><td colspan="9" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#47;s&#47; Lisa Utzschneider</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Chief Executive Officer and Director</font></td></tr><tr><td colspan="9" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="background-color:#ffffff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Lisa Utzschneider</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">(Principal Executive Officer)</font></td></tr><tr style="height:15pt"><td colspan="9" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:0 1pt"></td></tr><tr><td colspan="9" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#47;s&#47; Tania Secor</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Chief Financial Officer</font></td></tr><tr><td colspan="9" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="background-color:#ffffff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Tania Secor</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">(Principal Financial Officer)</font></td></tr><tr style="height:15pt"><td colspan="9" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:0 1pt"></td></tr><tr><td colspan="9" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#47;s&#47; Anil Sukumaran</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Chief Accounting Officer</font></td></tr><tr><td colspan="9" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="background-color:#ffffff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Anil Sukumaran</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">(Principal Accounting Officer)</font></td></tr><tr style="height:15pt"><td colspan="9" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:0 1pt"></td></tr><tr><td colspan="9" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#47;s&#47; Rod Aliabadi</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Director</font></td></tr><tr><td colspan="9" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="background-color:#ffffff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Rod Aliabadi</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:0 1pt"></td></tr><tr style="height:15pt"><td colspan="9" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:0 1pt"></td></tr><tr><td colspan="9" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#47;s&#47; Otto Berkes</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Director</font></td></tr><tr><td colspan="9" style="border-top:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="background-color:#ffffff;color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">Otto Berkes</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:0 1pt"></td></tr></table></div><div><font><br></font></div><div style="height:14.4pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><hr style="page-break-after:always"><div style="min-height:0pt;width:100%"><div><font><br></font></div></div><div><font><br></font></div><div><font><br></font></div><div><font><br></font></div><div><font><br></font></div><div><font><br></font></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:88.629%"><tr><td style="width:1.0%"></td><td style="width:15.244%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:15.244%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:15.244%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:1.908%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:15.244%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:31.416%"></td><td style="width:0.1%"></td></tr><tr><td colspan="9" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:112%">&#47;s&#47; Michael Fosnaugh</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="6" style="padding:2px 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Document
As filed with the Securities and Exchange Commission on May 31, 2023
Registration No. 333-
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM S-8
REGISTRATION STATEMENT
UNDER
THE SECURITIES ACT OF 1933
INTEGRAL AD SCIENCE HOLDING CORP.
(Exact name of registrant as specified in its charter)
Delaware
83-0731995
(State or Other Jurisdiction of
Incorporation or Organization)
(I.R.S. Employer
Identification No.)
Not applicable
1
(Address of Principal Executive Offices)
(Zip Code)
Integral Ad Science Holding Corp. 2021 Omnibus Incentive Plan
(Full Title of the Plan)
Lisa Utzschneider
Chief Executive Officer
c/o The Corporation Trust Company
Corporation Trust Center
1209 Orange Street
Wilmington, Delaware 19801
(Name and address of agent for service)
(302) 777-0200
(Telephone number, including area code, of agent for service)
Copies to
:
Robert E. Goedert, P.C.
Ana Sempertegui
Kirkland & Ellis LLP
300 North LaSalle
Chicago, Illinois 60654
(312) 862-2000
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of "large accelerated filer," "accelerated filer," "smaller reporting company" and "emerging growth company" in Rule 12b-2 of the Exchange Act.
Large accelerated filer
☐
Accelerated filer
☒
Non-accelerated filer
☐
Smaller reporting company
☐
Emerging growth company
☒
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 7(a)(2)(B) of the Securities Act.
☐
————————————
1
Any stockholder or other communication required to be sent to our principal executive offices may be directed to our  mailing address: 99 Wall Street, #1950, New York, NY 10005.
EXPLANATORY NOTE
Integral Ad Science Holding Corp. (the "
Registrant
") is filing this Registration Statement on Form S-8 with the United States Securities and Exchange Commission (the "
Commission
") to register up to 20,000,000 additional shares of the Registrant's common stock, par value $0.001 per share (the "
Common Stock
"), reserved for issuance under the Integral Ad Science Holding Corp. 2021 Omnibus Incentive Plan (the "
Plan
"), to include shares that may again become available for delivery with respect to awards under the Plan pursuant to the share counting, share recycling and other terms and conditions of the Plan and as a result of annual evergreen increases under the Plan. In accordance with General Instruction E of Form S-8, this Registration Statement hereby incorporates by reference the contents of the Registration Statement on Form S-8 (File No. 333-257619), filed by the Registrant with the Commission on July 1, 2021.
PART II
INFORMATION REQUIRED IN THE REGISTRATION STATEMENT
Item 8.
Exhibits.
Exhibit Number
Description
4.1
Certificate of Incorporation of Integral Ad Science Holding Corp., dated June 29, 2021 (incorporated by reference to Exhibit 3.1 to Company's Current Report on Form 8-K filed with the Commission on July 2, 2021).
4.2
Bylaws of Integral Ad Science Holding Corp., dated June 29, 2021 (incorporated by reference to Exhibit 3.2 to the Company's Current Report on Form 8-K filed with the
Commission on
July 2, 2021).
5.1*
Opinion of Kirkland & Ellis LLP.
10.1
Integral Ad Science Holding Corp. 2021 Omnibus Incentive Plan (incorporated by reference to Exhibit 10.3 to the Company's Quarterly Report on Form 10-Q filed with the Commission on August 12, 2021).
23.1*
Consent of PricewaterhouseCoopers LLP, independent registered public accounting firm.
23.2*
Consent of Kirkland & Ellis LLP (included in Exhibit 5.1).
24.1*
Powers of Attorney (included on the signature pages hereto).
107*
Filing Fee Table.
*
Filed herewith.
SIGNATURES
Pursuant to the requirements of the Securities Act of 1933, the Registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of New York, State of New York, on May 31, 2023.
INTEGRAL AD SCIENCE HOLDING CORP.
By:
/s/ Tania Secor
Name:
Tania Secor
Title:
Chief Financial Officer
POWERS OF ATTORNEY
KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Lisa Utzschneider and Tania Secor and each or any one of them, their true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for each of the undersigned in his or her name, place and stead, in any and all capacities, to sign any and all amendments to this Registration Statement on Form S-8, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the U.S. Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and necessary to be done in connection therewith, as fully to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents, or any of them, or their substitutes or substitute, may lawfully do or cause to be done by virtue hereof.
Pursuant to the requirements of the Securities Act of 1933, this Registration Statement has been signed by the following persons in the capacities indicated on May 31, 2023.
Name
Position
/s/ Lisa Utzschneider
Chief Executive Officer and Director
Lisa Utzschneider
(Principal Executive Officer)
/s/ Tania Secor
Chief Financial Officer
Tania Secor
(Principal Financial Officer)
/s/ Anil Sukumaran
Chief Accounting Officer
Anil Sukumaran
(Principal Accounting Officer)
/s/ Rod Aliabadi
Director
Rod Aliabadi
/s/ Otto Berkes
Director
Otto Berkes
/s/ Michael Fosnaugh
Director
Michael Fosnaugh
/s/ Bridgette Heller
Director
Bridgette Heller
/s/ Christina Lema
Director
Christina Lema
/s/ Brooke Nakatsukasa
Director
Brooke Nakatsukasa
/s/ Jill Putman
Director
Jill Putman
/s/ Martin Taylor
Director
Martin Taylor