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<title>Document</title></head><body><div id="i78ec6ff8474247ac879537f8addda71b_1"></div><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">As filed with the Securities and Exchange Commission on March 2, 2022</font></div><div style="text-align:right"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Registration No.&#160;333-&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:98.900%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-top:0.5pt solid #000000;padding:2px 1pt;text-align:center;vertical-align:top"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:4pt;font-weight:400;line-height:100%">&#160;</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:4pt;font-weight:400;line-height:100%">&#160;</font></td></tr></table></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:16pt;font-weight:700;line-height:100%">UNITED STATES</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:16pt;font-weight:700;line-height:100%">SECURITIES AND EXCHANGE COMMISSION</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:100%">WASHINGTON, DC  20549</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:14pt;font-weight:700;line-height:100%"> </font></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:98.900%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="border-bottom:1pt solid #000000;padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-top:4.5pt;padding-left:218.75pt;padding-right:218.75pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:6pt;font-weight:400;line-height:80%">&#160;</font></div></td></tr></table></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:16pt;font-weight:700;line-height:100%">FORM S-8</font></div><div style="margin-top:6pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">REGISTRATION STATEMENT </font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">UNDER</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">THE SECURITIES ACT OF 1933</font></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:16pt;font-weight:700;line-height:100%">MAGNITE, INC.</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(Exact name of registrant as specified in its charter)</font></div><div style="text-indent:36pt"><font><br></font></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:94.196%"><tr><td style="width:1.0%"></td><td style="width:38.710%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:30.811%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:27.179%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="padding-left:2.75pt;padding-right:2.75pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Delaware<br></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(State or Other Jurisdiction <br>of Incorporation or Organization)</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="padding-left:2.75pt;padding-right:2.75pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">20-8881738 <br></font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(I.R.S. Employer<br>Identification No.)</font></div></td></tr></table></div><div style="margin-top:6pt;text-indent:36pt"><font><br></font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">1250 Broadway, 15</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:6.5pt;font-weight:700;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline">th</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%"> Floor </font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">New York, New York 10001 </font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(Address of Principal Executive Offices, Zip Code)</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:10pt;font-weight:700;line-height:100%">The Rubicon Project, Inc. 2014 Equity Incentive Plan, as amended<br>The Rubicon Project, Inc. 2014 Employee Stock Purchase Plan, as amended</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(Full title of the plans)</font></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Aaron Saltz </font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">General Counsel and Corporate Secretary</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">Magnite, Inc.<br>1250 Broadway, 15</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:6.5pt;font-weight:700;line-height:100%;position:relative;top:-3.5pt;vertical-align:baseline">th</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%"> Floor </font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">New York, New York 10001</font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%"> (Name and address of agent for service)</font></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%">(212) 243-2769 </font></div><div style="text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">(Telephone number, including area code, of agent for service)</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">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><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:4.5pt;font-weight:400;line-height:100%">&#160;</font></div><div><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:27.428%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:39.910%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:26.537%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:2.625%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td><td colspan="3" style="display:none"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Large&#160;accelerated&#160;filer</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Wingdings',sans-serif;font-size:10pt;font-weight:400;line-height:100%">&#9746;</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Accelerated&#160;filer</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Wingdings',sans-serif;font-size:10pt;font-weight:400;line-height:100%">&#9744;</font></td></tr><tr style="height:6pt"><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="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Non-accelerated filer</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#000000;font-family:'Wingdings',sans-serif;font-size:10pt;font-weight:400;line-height:100%">&#9744;</font></div></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Smaller&#160;reporting&#160;company</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Wingdings',sans-serif;font-size:10pt;font-weight:400;line-height:100%">&#9744;</font></td></tr><tr style="height:8pt"><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="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">Emerging growth&#160;company</font></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Wingdings',sans-serif;font-size:10pt;font-weight:400;line-height:100%">&#9744;</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr style="height:11pt"><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></table></div><div style="margin-top:9pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:400;line-height:100%">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. &#9744;</font></div><div style="height:72pt;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:72pt;width:100%"><div><font><br></font></div></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:10pt;font-weight:700;line-height:100%"><br><br><br></font></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:115%">INTRODUCTION</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">&#160;&#160;&#160;&#160;This Registration Statement on Form S-8 is filed by Magnite, Inc., a Delaware corporation (the &#8220;Registrant&#8221;), pursuant to General Instruction E to Form S-8, to register 33,773,920 additional shares of the Registrant&#8217;s Common Stock, $0.00001 par value per share, issuable pursuant to future awards that may be granted under the Rubicon Project, Inc. 2014 Equity Incentive Plan, as amended (the &#8220;2014 Plan&#8221;) and the Rubicon Project, Inc. 2014 Employee Stock Purchase Plan, as amended (the &#8220;ESPP&#8221; and together with the &#8220;2014 Plan&#8221; the &#8220;Plans&#8221;). In accordance with such instruction, the Registrant hereby incorporates herein by reference the prior Registration Statements on Form S-8 filed by the Registrant with respect to the Plans on May 15, 2014 (SEC File No. 333-195972), July 28, 2017 (SEC File No. 333-219563), and April 9, 2020 (SEC File No. 333-237613), together with all exhibits filed therewith or incorporated therein by reference.</font></div><div style="margin-top:18pt;text-align:center"><font><br></font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><div id="i78ec6ff8474247ac879537f8addda71b_85"></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="-sec-extract:summary;margin-bottom:0.05pt;margin-top:18pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:100%">PART II </font></div><div style="margin-top:12pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:100%">INFORMATION REQUIRED IN THE REGISTRATION STATEMENT </font></div><div style="margin-top:12pt;padding-left:72pt;text-indent:-72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:100%">Item&#160;8.&#160;&#160;&#160;&#160;Exhibits. </font></div><div style="margin-top:12pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:12.590%"></td><td style="width:0.1%"></td><td style="width:0.1%"></td><td style="width:0.544%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:84.466%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:100%">Exhibit No.</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:100%">Exhibit Description</font></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 73pt;text-align:left;text-indent:-72pt;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">4.1</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-top:12pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1595974/000159597414000004/rubi20140331exhibit31.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">Sixth Amended and Restated Certificate of Incorporation of the Registrant (incorporated by reference to Exhibit 3.1</a></font><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1595974/000159597414000004/rubi20140331exhibit31.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:115%;text-decoration:underline"> </a></font><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1595974/000159597414000004/rubi20140331exhibit31.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">to the Registrant&#8217;s Quarterly Report on Form 10-Q filed with the Commission on May 15, 2014).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">4.2</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-top:12pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1595974/000138713120006046/ex3-1.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">Certificate of Amendment to the Sixth Amended and Restated Certificate of Incorporation of Magnite, Inc., dated June 30, 2020 (incorporated by reference to Exhibit 3.1 to the Registrant&#8217;s Quarterly Report on Form 10-Q filed with the Commission on August 10, 2020).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 73pt;text-align:left;text-indent:-72pt;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">4.3</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-top:12pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1595974/000138713120006046/ex3-2.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">Fourth Amended and Restated Bylaws of the Registrant, dated June 30, 2020 (incorporated by reference to Exhibit 3.4</a></font><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1595974/000138713120006046/ex3-2.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:115%;text-decoration:underline"> </a></font><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1595974/000138713120006046/ex3-2.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">to the Registrant&#8217;s Quarterly Report on Form 10-Q filed with the Commission on August 10, 2020). </a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:72pt;text-indent:-72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">5.1*</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="s-8exhibit51xlegalopinion.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">Opinion of Aaron Saltz, Esq.</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:72pt;text-indent:-72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">23.1*</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:72pt;text-indent:-72pt"><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="s-8exhibit51xlegalopinion.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">Consent of Aaron Saltz, Esq. (included in Exhibit 5.1).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:72pt;text-indent:-72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">23.2*</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="s-8ex232xauditorconsent.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">Consent of Deloitte &#38; Touche LLP, Independent Registered Public Accounting Firm.</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:72pt;text-indent:-72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">24.1*</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="#i78ec6ff8474247ac879537f8addda71b_113" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">Power of Attorney (included on signature page hereto).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 73pt;text-align:left;text-indent:-72pt;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">99.1</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1595974/000162828016014095/ex1012014equityincentivepl.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">The Rubicon Project, Inc. 2014 Equity Incentive Plan, as amended (incorporated by reference to Exhibit 10.1</a></font><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1595974/000162828016014095/ex1012014equityincentivepl.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:115%;text-decoration:underline"> </a></font><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/1595974/000162828016014095/ex1012014equityincentivepl.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">to the Registrant&#8217;s Current Report on Form 8-K filed with the Commission on April 8, 2016).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 73pt;text-align:left;text-indent:-72pt;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">99.2</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001595974/000159597418000110/exhibit1039-30x2018.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">The Rubicon Project, Inc. 2014 Employee Stock Purchase Plan, as amended (incorporated by reference to Exhibit 10.3</a></font><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001595974/000159597418000110/exhibit1039-30x2018.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:115%;text-decoration:underline"> </a></font><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="https://www.sec.gov/Archives/edgar/data/0001595974/000159597418000110/exhibit1039-30x2018.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">to the Registrant&#8217;s Quarterly Report on Form 10-Q filed with the Commission on November 7, 2018).</a></font></div></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="padding-left:72pt;text-indent:-72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">107*</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div><font style="color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline"><a href="exhibit107-filingfeetable.htm" style="-sec-extract:exhibit;color:#0000ff;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%;text-decoration:underline">Filing Fee Table.</a></font></div></td></tr></table></div><div style="padding-left:72pt;text-indent:-72pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">____________</font></div><div style="margin-top:12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">*Filed herewith.</font></div><div style="margin-top:12pt"><font><br></font></div><div style="height:72pt;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:72pt;width:100%"><div><font><br></font></div></div><div style="text-align:center"><font><br></font></div><div id="i78ec6ff8474247ac879537f8addda71b_100"></div><div style="margin-bottom:0.05pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:100%">SIGNATURES </font></div><div style="margin-top:9pt;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">Pursuant to the requirements of the Securities Act, 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 March 2, 2022. </font></div><div style="padding-left:232.1pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:54.017%"><tr><td style="width:1.0%"></td><td style="width:24.795%"></td><td style="width:0.1%"></td><td style="width:1.0%"></td><td style="width:73.005%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:middle"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">&#160;</font></td><td colspan="3" style="padding:0 1pt"></td></tr><tr><td colspan="6" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:100%">Magnite, Inc.</font></td></tr><tr style="height:15pt"><td colspan="3" style="padding:0 1pt"><div style="padding-left:12pt;text-indent:-12pt"><font><br></font></div></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="padding-left:12pt;text-indent:-12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">By&#58;</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:12pt;font-weight:400;line-height:100%">&#47;s&#47; David Day</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="padding-left:12pt;text-indent:-12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">Name&#58;</font></div></td><td colspan="3" style="border-top:0.5pt 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:100%">David Day</font></td></tr><tr><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="padding-left:12pt;text-indent:-12pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">Title&#58;</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:12pt;font-weight:400;line-height:100%">Chief Financial Officer</font></td></tr></table></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">&#160;</font></div><div style="text-align:center"><font><br></font></div><div style="text-align:center"><font><br></font></div><div id="i78ec6ff8474247ac879537f8addda71b_113"></div><div style="margin-bottom:0.05pt;text-align:center"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:700;line-height:100%">POWER OF ATTORNEY </font></div><div style="margin-bottom:5pt;margin-top:9pt;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Michael Barrett, David Day and Aaron Saltz, and each of them, his or her true and lawful attorneys-in-fact and agents, each with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, to sign any and all amendments, including post-effective amendments, to this Registration Statement, and any registration statement relating to the offering covered by this Registration Statement and filed pursuant to Rule 462 under the Securities Act, and to file the same, with exhibits thereto and other documents in connection therewith, with the 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, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that each of said attorneys-in-fact and agents or their substitute or substitutes may lawfully so or cause to be done by virtue hereof. </font></div><div style="margin-top:9pt;text-indent:36pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">Pursuant to the requirements of the Securities Act, the following persons have signed this Registration Statement in the capacities and on the date(s) indicated.  </font></div><div><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">&#160;</font></div><div style="height:72pt;position:relative;width:100%"><div style="bottom:0;position:absolute;width:100%"><div><font><br></font></div></div></div><div id="i78ec6ff8474247ac879537f8addda71b_4"></div><hr style="page-break-after:always"><div style="min-height:72pt;width:100%"><div><font><br></font></div></div><div style="padding-left:0.9pt"><table style="border-collapse:collapse;display:inline-table;margin-bottom:5pt;vertical-align:text-bottom;width:100.000%"><tr><td style="width:1.0%"></td><td style="width:34.316%"></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:45.534%"></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:15.568%"></td><td style="width:0.1%"></td></tr><tr><td colspan="3" style="padding:2px 1pt 2px 3.77pt;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%;text-decoration:underline">Signature</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:2px 1pt 2px 3.77pt;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%;text-decoration:underline">Title</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:400;line-height:100%;text-decoration:underline">Date</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><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></td></tr><tr style="height:27pt"><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:bottom"><div style="margin-top:12pt;padding-left:2.75pt;padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">&#47;s&#47; Michael Barrett  </font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" rowspan="2" style="padding:2px 1pt;text-align:left;vertical-align:middle"><div style="margin-top:12pt;padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">President, Chief Executive Officer and Director </font></div><div style="padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">(</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:400;line-height:100%">Principal Executive Officer</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">)</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" rowspan="2" style="padding:2px 1pt;text-align:left;vertical-align:middle"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">March 2, 2022</font></td></tr><tr style="height:15pt"><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-top:12pt;padding-left:2.75pt;padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">Michael Barrett</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></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></tr><tr style="height:15pt"><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-top:12pt;padding-left:2.75pt;padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">&#47;s&#47; David Day  </font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" rowspan="2" style="padding:2px 1pt;text-align:left;vertical-align:middle"><div style="margin-top:12pt;padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">Chief Financial Officer </font></div><div style="padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">(</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:400;line-height:100%">Principal Financial Officer</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">)</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" rowspan="2" style="padding:2px 1pt;text-align:left;vertical-align:middle"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">March 2, 2022</font></td></tr><tr style="height:15pt"><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-top:12pt;padding-left:2.75pt;padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">David Day </font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></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></tr><tr style="height:15pt"><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-top:12pt;padding-left:2.75pt;padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">&#47;s&#47; Brian Gephart       </font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" rowspan="2" style="padding:2px 1pt;text-align:left;vertical-align:middle"><div style="margin-top:12pt;padding-left:2.75pt;padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">Chief Accounting Officer </font></div><div style="padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">(</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-style:italic;font-weight:400;line-height:100%">Principal Accounting Officer</font><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">)</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" rowspan="2" style="padding:2px 1pt;text-align:left;vertical-align:middle"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">March 2, 2022</font></td></tr><tr style="height:15pt"><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-top:12pt;padding-left:2.75pt;padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">Brian Gephart</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></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></tr><tr style="height:15pt"><td colspan="3" style="padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-top:12pt;padding-left:2.75pt;padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">&#47;s&#47; Paul Caine      </font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" rowspan="2" style="padding:2px 1pt 2px 3.77pt;text-align:left;vertical-align:middle"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">Director</font></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" rowspan="2" style="padding:2px 1pt;text-align:left;vertical-align:middle"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:100%">March 2, 2022</font></td></tr><tr style="height:15pt"><td colspan="3" style="border-top:1pt solid #000;padding:2px 1pt;text-align:left;vertical-align:top"><div style="margin-top:12pt;padding-left:2.75pt;padding-right:2.75pt"><font style="color:#000000;font-family:'Times New Roman',sans-serif;font-size:12pt;font-weight:400;line-height:115%">Paul Caine</font></div></td><td colspan="3" style="padding:0 1pt"></td><td colspan="3" style="padding:0 1pt"></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></tr><tr style="height:15pt"><td colspan="3" style="padding:2px 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Document
As filed with the Securities and Exchange Commission on March 2, 2022
Registration No. 333-
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, DC  20549
FORM S-8
REGISTRATION STATEMENT
UNDER
THE SECURITIES ACT OF 1933
MAGNITE, INC.
(Exact name of registrant as specified in its charter)
Delaware
(State or Other Jurisdiction
of Incorporation or Organization)
20-8881738
(I.R.S. Employer
Identification No.)
1250 Broadway, 15
th
Floor
New York, New York 10001
(Address of Principal Executive Offices, Zip Code)
The Rubicon Project, Inc. 2014 Equity Incentive Plan, as amended
The Rubicon Project, Inc. 2014 Employee Stock Purchase Plan, as amended
(Full title of the plans)
Aaron Saltz
General Counsel and Corporate Secretary
Magnite, Inc.
1250 Broadway, 15
th
Floor
New York, New York 10001
(Name and address of agent for service)
(212) 243-2769
(Telephone number, including area code, of agent for service)
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. ☐
INTRODUCTION
This Registration Statement on Form S-8 is filed by Magnite, Inc., a Delaware corporation (the "Registrant"), pursuant to General Instruction E to Form S-8, to register 33,773,920 additional shares of the Registrant's Common Stock, $0.00001 par value per share, issuable pursuant to future awards that may be granted under the Rubicon Project, Inc. 2014 Equity Incentive Plan, as amended (the "2014 Plan") and the Rubicon Project, Inc. 2014 Employee Stock Purchase Plan, as amended (the "ESPP" and together with the "2014 Plan" the "Plans"). In accordance with such instruction, the Registrant hereby incorporates herein by reference the prior Registration Statements on Form S-8 filed by the Registrant with respect to the Plans on May 15, 2014 (SEC File No. 333-195972), July 28, 2017 (SEC File No. 333-219563), and April 9, 2020 (SEC File No. 333-237613), together with all exhibits filed therewith or incorporated therein by reference.
PART II
INFORMATION REQUIRED IN THE REGISTRATION STATEMENT
Item 8.    Exhibits.
Exhibit No.
Exhibit Description
4.1
Sixth Amended and Restated Certificate of Incorporation of the Registrant (incorporated by reference to Exhibit 3.1
to the Registrant's Quarterly Report on Form 10-Q filed with the Commission on May 15, 2014).
4.2
Certificate of Amendment to the Sixth Amended and Restated Certificate of Incorporation of Magnite, Inc., dated June 30, 2020 (incorporated by reference to Exhibit 3.1 to the Registrant's Quarterly Report on Form 10-Q filed with the Commission on August 10, 2020).
4.3
Fourth Amended and Restated Bylaws of the Registrant, dated June 30, 2020 (incorporated by reference to Exhibit 3.4
to the Registrant's Quarterly Report on Form 10-Q filed with the Commission on August 10, 2020).
5.1*
Opinion of Aaron Saltz, Esq.
23.1*
Consent of Aaron Saltz, Esq. (included in Exhibit 5.1).
23.2*
Consent of Deloitte & Touche LLP, Independent Registered Public Accounting Firm.
24.1*
Power of Attorney (included on signature page hereto).
99.1
The Rubicon Project, Inc. 2014 Equity Incentive Plan, as amended (incorporated by reference to Exhibit 10.1
to the Registrant's Current Report on Form 8-K filed with the Commission on April 8, 2016).
99.2
The Rubicon Project, Inc. 2014 Employee Stock Purchase Plan, as amended (incorporated by reference to Exhibit 10.3
to the Registrant's Quarterly Report on Form 10-Q filed with the Commission on November 7, 2018).
107*
Filing Fee Table.
____________
*Filed herewith.
SIGNATURES
Pursuant to the requirements of the Securities Act, 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 March 2, 2022.
Magnite, Inc.
By:
/s/ David Day
Name:
David Day
Title:
Chief Financial Officer
POWER OF ATTORNEY
KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Michael Barrett, David Day and Aaron Saltz, and each of them, his or her true and lawful attorneys-in-fact and agents, each with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, to sign any and all amendments, including post-effective amendments, to this Registration Statement, and any registration statement relating to the offering covered by this Registration Statement and filed pursuant to Rule 462 under the Securities Act, and to file the same, with exhibits thereto and other documents in connection therewith, with the 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, as fully to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that each of said attorneys-in-fact and agents or their substitute or substitutes may lawfully so or cause to be done by virtue hereof.
Pursuant to the requirements of the Securities Act, the following persons have signed this Registration Statement in the capacities and on the date(s) indicated.
Signature
Title
Date
/s/ Michael Barrett
President, Chief Executive Officer and Director
(
Principal Executive Officer
)
March 2, 2022
Michael Barrett
/s/ David Day
Chief Financial Officer
(
Principal Financial Officer
)
March 2, 2022
David Day
/s/ Brian Gephart
Chief Accounting Officer
(
Principal Accounting Officer
)
March 2, 2022
Brian Gephart
/s/ Paul Caine
Director
March 2, 2022
Paul Caine
/s/ Robert J. Frankenberg
Director
March 2, 2022
Robert J. Frankenberg
/s/ Sarah P. Harden
Director
March 2, 2022
Sarah P. Harden
/s/ Doug Knopper
Director
March 2, 2022
Doug Knopper
/s/ Rachel Lam
Director
March 2, 2022
Rachel Lam
/s/ James Rossman
Director
March 2, 2022
James Rossman
/s/ Robert F. Spillane
Director
March 2, 2022
Robert F. Spillane
/s/ Lisa L. Troe
Director
March 2, 2022
Lisa L. Troe