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<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>As filed with the Securities and Exchange Commission
on November 4, 2021</B></P>

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<P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-__________</B>&nbsp;</P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>UNITED STATES</B></P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION</B></P>

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<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Washington, D.C. 20549</B>&nbsp;</P>

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<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>FORM S-8</B></P>

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<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>REGISTRATION STATEMENT UNDER</B></P>

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<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>THE SECURITIES ACT OF 1933</B></P>

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<P STYLE="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>QuinStreet, Inc.</B></P>

<P STYLE="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Exact name of registrant as specified in its charter)</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR>
    <TD STYLE="vertical-align: bottom; width: 29%; font-size: 10pt; text-align: center"><B>Delaware<BR></B></TD>
    <TD STYLE="vertical-align: bottom; width: 44%; font-size: 10pt; text-align: center">&nbsp;</TD>
    <TD STYLE="vertical-align: top; width: 27%; font-size: 10pt; text-align: center"><B>77-0512121</B></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 11pt; text-align: center"><FONT STYLE="font-size: 10pt">(State or other jurisdiction of <BR>
incorporation or organization)</FONT></TD>
    <TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 11pt; text-align: center"><FONT STYLE="font-size: 10pt">(I.R.S. Employer <BR>
Identification No.)</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>950 Tower Lane, 6th Floor<BR>
    Foster City, CA 94404<BR>
    (650) 578-7700</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P></TD>
    <TD STYLE="font-size: 10pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font-size: 11pt; text-align: center"><FONT STYLE="font-size: 10pt">(Address of Principal Executive Offices, Including Zip Code)</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font-size: 10pt">&nbsp;</TD></TR>
  </TABLE>


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<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3">
    <P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>QuinStreet, Inc. 2021 Employee Stock Purchase
    Plan </B></P>
    <P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Full title of the plan)</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 34%; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="width: 33%; padding-left: 11.4pt; font-size: 10pt; text-align: center">&nbsp;</TD>
    <TD STYLE="width: 33%; font-size: 10pt">&nbsp;</TD></TR>
  </TABLE>
<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 27%; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="width: 48%">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"><B>Douglas Valenti</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"><B>Chief Executive Officer
    and Chairman</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"><B>950 Tower Lane, 6th
    Floor</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"><B>Foster City, CA 94404</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(650) 578-7700</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P></TD>
    <TD STYLE="width: 25%; font-size: 10pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font-size: 10pt; text-align: center"><FONT STYLE="font-size: 10pt">(Name, address and telephone number, including area code, of agent for service)</FONT></TD></TR>
  </TABLE>


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    <TD COLSPAN="3" STYLE="font-size: 10pt; text-align: center"><I>With a copy to:</I></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="font-size: 10pt; text-align: center">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; width: 33%; font-size: 10pt; text-align: center">&nbsp;</TD>
    <TD STYLE="width: 34%">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"><B>Alan F. Denenberg,
    Esq.</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"><B>Davis Polk&nbsp;&amp;
    Wardwell LLP</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"><B>1600 El Camino Real</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"><B>Menlo Park, CA 94025</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"><B>(650)&nbsp;752-2000</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; background-color: white"></P></TD>
    <TD STYLE="vertical-align: top; width: 33%; font-size: 10pt; text-align: center">&nbsp;</TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>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 &ldquo;large accelerated filer,&rdquo; &ldquo;accelerated filer,&rdquo; &ldquo;smaller reporting company&rdquo;
and &ldquo;emerging growth company&rdquo; in Rule 12b-2 of the Exchange Act.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>&nbsp;</B></P>

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<TR STYLE="vertical-align: top">
    <TD STYLE="width: 75%">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Large accelerated filer</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: -11pt 0pt 0pt 1.5in">&#9746;&nbsp;</P></TD>
    <TD STYLE="font-size: 10pt; white-space: nowrap; width: 19%"><FONT STYLE="font-size: 10pt">Accelerated filer</FONT></TD>
    <TD STYLE="text-align: right; font-size: 10pt; width: 6%"><FONT STYLE="font-size: 10pt">&nbsp;&nbsp;<FONT STYLE="font-family: Times New Roman, Times, Serif">&#9744;</FONT></FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Non-accelerated filer</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: -11pt 0pt 0pt 1.5in">&#9744;&nbsp;</P></TD>
    <TD STYLE="font-size: 10pt; white-space: nowrap"><FONT STYLE="font-size: 10pt">Smaller reporting company</FONT></TD>
    <TD STYLE="text-align: right; font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;&nbsp;<FONT STYLE="font-family: Times New Roman, Times, Serif">&#9744;</FONT></FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 10pt">&nbsp;</TD>
    <TD STYLE="font-size: 10pt; white-space: nowrap"><FONT STYLE="font-size: 10pt">Emerging growth company</FONT></TD>
    <TD STYLE="text-align: right; font-size: 10pt"><FONT STYLE="font-size: 10pt">&nbsp;&nbsp;<FONT STYLE="font-family: Times New Roman, Times, Serif">&#9744;</FONT></FONT></TD></TR>
</TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 27.5pt"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 27.5pt; text-indent: 297pt">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: bottom">
    <TD COLSPAN="5" STYLE="border-bottom: Black 1.5pt double; text-align: center; font-weight: bold">CALCULATION OF REGISTRATION FEE</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 37%; border-bottom: Black 1pt solid; border-right: Black 1pt solid; text-align: center; font-weight: bold">Title of Each Class of Securities to be Registered</TD>
    <TD STYLE="width: 15%; border-bottom: Black 1pt solid; border-right: Black 1pt solid; text-align: center; font-weight: bold"><P STYLE="margin-top: 0; margin-bottom: 0">Amount to be</P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0">Registered (1)</P></TD>
    <TD STYLE="width: 15%; border-bottom: Black 1pt solid; border-right: Black 1pt solid; text-align: center; font-weight: bold"><P STYLE="margin-top: 0; margin-bottom: 0">Proposed Maximum Offering Price</P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0">per Share (2)</P></TD>
    <TD STYLE="width: 18%; border-bottom: Black 1pt solid; border-right: Black 1pt solid; text-align: center; font-weight: bold"><P STYLE="margin-top: 0; margin-bottom: 0">Proposed Maximum</P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0">Aggregate Offering</P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0">Price (2)</P></TD>
    <TD STYLE="width: 15%; border-bottom: Black 1pt solid; text-align: center; font-weight: bold">Amount of <BR>
Registration Fee (3)</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding-left: 9.35pt; text-indent: -9.35pt">Common Stock, par value $0.001 per share</TD>
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; padding-left: 9.35pt; text-align: center; text-indent: -9.35pt">2,164,999</TD>
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; text-align: center">$13.79</TD>
    <TD STYLE="border-right: Black 1pt solid; border-bottom: Black 1pt solid; text-align: center">$29,844,511.22</TD>
    <TD STYLE="border-bottom: Black 1pt solid; text-align: center">$2,766.59</TD></TR>
  </TABLE>
<p></p>
<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0"></TD><TD STYLE="width: 0.25in">(1)</TD><TD>This Registration Statement on Form S-8 (this &ldquo;Registration Statement&rdquo;) covers shares of common stock, $0.001 par value
per share (&ldquo;Shares&rdquo;), of QuinStreet, Inc. (the &ldquo;Company&rdquo; or &ldquo;Registrant&rdquo;) (i) authorized for issuance
under the QuinStreet, Inc. 2021 Employee Stock Purchase Plan (the &ldquo;Plan&rdquo;) and (ii) pursuant to Rule 416(a) under the Securities
Act of 1933, as amended (the &ldquo;Securities Act&rdquo;), any additional Shares that may become issuable under the Plan by reason of
any stock dividend, stock split or other similar transaction.</TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif"></P>

<TABLE CELLPADDING="0" CELLSPACING="0" WIDTH="100%" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"><TR STYLE="vertical-align: top">
<TD STYLE="width: 0"></TD><TD STYLE="width: 0.25in">(2)</TD><TD><FONT STYLE="background-color: white">Calculated under Rule 457(h) of the Securities Act of 1933, as amended, on the basis of the
average of the high and low selling prices per share of the Registrant&rsquo;s Common Stock on November 2, 2021 as reported by the Nasdaq
Global Market.</FONT></TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif"></P>

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<TD STYLE="width: 0"></TD><TD STYLE="width: 0.25in">(3)</TD><TD>Rounded up to the nearest penny.</TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif">&nbsp;</P>

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<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">PART I</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: left; text-indent: 0.25in"><FONT STYLE="font-weight: normal">The
information specified in Item 1 and Item 2 of Part I of Form S-8 is omitted from this filing in accordance with the provisions of Rule
428 under the Securities Act and the introductory note to Part I of the Form S-8 instructions. The documents containing the information
specified in Part I will be delivered to the participants in the Plan as required by Rule 428(b)(1).</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: left; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">PART II<BR>
<BR>
INFORMATION REQUIRED IN THE REGISTRATION STATEMENT</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">Item 3. Incorporation of Documents by Reference.</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">The following documents are incorporated herein
by reference:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">(a)&nbsp;&nbsp;the
Company&rsquo;s Annual Report on Form 10-K for the fiscal year ended June 30, 2021, filed on August 26, 2021 (File No. 001-34628);</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">(b)&#9;the Company&rsquo;s Current Reports
on Form 8-K filed on September 10, 2021 and October 26, 2021;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">(c)&#9;all other reports filed pursuant to
Section 13(a) or 15(d) of the Exchange Act since the end of the fiscal year covered by the Company's Annual Report referred to in (a)
above; and</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">(d)&#9;<FONT STYLE="background-color: white">the
description of the Company&rsquo;s Common Stock which is contained in a registration statement on Form 8-A filed on February&nbsp;9, 2010
(File No.&nbsp;00-34628) under the Exchange Act of 1934, as amended (the &ldquo;Exchange Act&rdquo;), including any amendment or report
filed for the purpose of updating such description.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&#9;All documents filed by the Registrant pursuant
to Sections 13(a), 13(c), 14 or 15(d) of the Exchange Act, after the date of this Registration Statement and prior to the filing of a
post-effective amendment that indicates that all securities offered hereby have been sold or which deregisters all securities then remaining
unsold, are incorporated by reference in this Registration Statement and are a part hereof from the date of filing of such documents;
except as to any portion of any future annual or quarterly report to stockholders or document or current report furnished under current
Items 2.02 or 7.01 of Form 8-K that is not deemed filed under such provisions. Any statement contained in a document incorporated or deemed
to be incorporated by reference herein shall be deemed to be modified or superseded for purposes of this Registration Statement to the
extent that a statement contained herein or in any other subsequently filed document which also is or is deemed to be incorporated by
reference herein modifies or supersedes such statement. Any statement so modified or superseded shall not be deemed, except as so modified
or superseded, to constitute a part of this Registration Statement.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">Item 4. Description of Securities.</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">Not applicable.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">Item 5. Interests of Named Experts and Counsel.</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">Not applicable.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">Item 6. Indemnification of Directors and Officers.</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&#9;<FONT STYLE="background-color: white">Section&nbsp;145
of the Delaware General Corporation Law authorizes a court to award, or a corporation&rsquo;s board of directors to grant, indemnity to
directors and officers in terms sufficiently broad to permit such indemnification under certain circumstances for liabilities, including
reimbursement for expenses incurred, arising under the Securities Act. The Company&rsquo;s amended and restated certificate of incorporation
eliminates the liability of the Company&rsquo;s directors for monetary damages to the fullest extent permitted under the Delaware General
Corporation Law. The Company&rsquo;s amended and restated bylaws require the Company to indemnify its directors and executive officers
to the maximum extent not prohibited by the Delaware General Corporation Law or any other applicable law and allow the Company to indemnify
other officers, employees and other agents as set forth in the Delaware General Corporation Law or any other applicable law.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>


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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in"><FONT STYLE="background-color: white">The Company
has entered into indemnification agreements with its directors and executive officers, whereby the Company has agreed to indemnify its
directors and executive officers to the fullest extent permitted by law, including indemnification against expenses and liabilities incurred
in legal proceedings to which the director or officer was, or is threatened to be made, a party by reason of the fact that such director
or officer is or was a director, officer, employee or agent of the Company, provided that such director or officer acted in good faith
and in a manner that the director or officer reasonably believed to be in, or not opposed to, the best interest of the Company.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in"><FONT STYLE="background-color: white">At present,
there is no pending litigation or proceeding involving a director or officer of the Company regarding which indemnification is sought,
nor is the Company aware of any threatened litigation that may result in claims for indemnification.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in"><FONT STYLE="background-color: white">&nbsp;The
Company maintains insurance policies that indemnify the Company&rsquo;s directors and officers against various liabilities arising under
the Securities Act and the Exchange Act that might be incurred by any director or officer in his or her capacity as such.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">Item 7. Exemption from Registration Claimed.</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&#9;Not applicable.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">Item 8. Exhibits.</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 10%; border-bottom: Black 1pt solid; font-size: 12pt; text-align: center"><FONT STYLE="font-size: 10pt"><B>Exhibit Number</B></FONT></TD>
    <TD STYLE="width: 90%; font-size: 12pt; text-align: center">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">4.1</FONT></TD>
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt; background-color: white"><A HREF="https://www.sec.gov/Archives/edgar/data/0001117297/000095012309072789/f53797a1exv3w2.htm">Amended and Restated Certificate of Incorporation of QuinStreet, Inc. (incorporated by reference to Exhibit&nbsp;3.2 to the Company&rsquo;s Registration Statement on Form S-1, as amended (File No.&nbsp;333-163228), filed with the Securities and Exchange Commission on December 22, 2009)</A></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">4.2</FONT></TD>
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt"><A HREF="https://www.sec.gov/Archives/edgar/data/0001117297/000095012309072789/f53797a1exv3w4.htm">By-Laws of QuinStreet, Inc. incorporated by reference to Exhibit&nbsp;3.4 to the Company&rsquo;s Registration Statement on Form S-1, as amended (File No.&nbsp;333-163228), filed with the Securities and Exchange Commission on December 22, 2009)</A></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">4.3</FONT></TD>
    <TD>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><A HREF="https://www.sec.gov/Archives/edgar/data/1117297/000095012310002634/f53797a2exv4w1.htm">Form of QuinStreet, Inc.&rsquo;s Common Stock Certificate incorporated by reference to Exhibit&nbsp;4.1 to the Company&rsquo;s Registration Statement on Form S-1, as amended (File No.&nbsp;333-163228), filed with the Securities and Exchange Commission on January 14, 2010)</A></FONT></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">5.1*</FONT></TD>
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt"><A HREF="dp161233_ex0501.htm">Opinion of Davis Polk &amp; Wardwell LLP</A></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">23.1*</FONT></TD>
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt"><A HREF="dp161233_ex2301.htm">Consent of PricewaterhouseCoopers LLP, independent registered public accounting firm</A></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">23.2*</FONT></TD>
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt"><A HREF="dp161233_ex0501.htm">Consent of Davis Polk &amp; Wardwell LLP (included in Exhibit 5.1)</A></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">24.1*</FONT></TD>
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt"><A HREF="#poa" STYLE="color: Blue; text-decoration: underline">Powers of Attorney (included in signature pages hereof)</A></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">99.1*</FONT></TD>
    <TD><A HREF="dp161233_ex9901.htm">
QuinStreet, Inc. 2021</FONT>
    Employee Stock Purchase Plan</A></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  </TABLE>
<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 100%; font-size: 12pt"><FONT STYLE="font-size: 10pt">* Filed herewith</FONT></TD></TR>
  </TABLE>
<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">Item 9. Undertakings.</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">(a)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The
undersigned Registrant hereby undertakes:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.25in; text-indent: 0.25in">(1)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;To
file, during any period in which offers or sales are being made, a post-effective amendment to this Registration Statement:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.25in; text-indent: 0.25in">&nbsp;</P>


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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in; text-indent: 0.25in">(i)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;To
include any prospectus required by Section 10(a)(3) of the Securities Act;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in; text-indent: 0.25in">(ii)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;To
reflect in the prospectus any facts or events arising after the effective date of this Registration Statement (or the most recent post-effective
amendment thereof) which, individually or in the aggregate, represent a fundamental change in the information set forth in this Registration
Statement. Notwithstanding the foregoing, any increase or decrease in volume of securities offered (if the total dollar value of securities
offered would not exceed that which was registered) and any deviation from the low or high end of the estimated maximum offering range
may be reflected in the form of prospectus filed with the Commission pursuant to Rule 424(b) if, in the aggregate, the changes in volume
and price represent no more than a 20 percent change in the maximum aggregate offering price set forth in the &ldquo;Calculation of Registration
Fee&rdquo; table in this registration statement; and</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in; text-indent: 0.25in">(iii)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;To
include any material information with respect to the Plans not previously disclosed in this Registration Statement or any material change
to such information in this Registration Statement;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.25in; text-indent: 0in"><I>provided</I>, <I>however</I>, that
paragraphs (a)(1)(i) and (a)(1)(ii) do not apply if the information required to be included in a post-effective amendment by those paragraphs
is contained in periodic reports filed with or furnished to the Commission by the Registrant pursuant to Section 13 or Section 15(d) of
the Exchange Act that are incorporated by reference in this Registration Statement.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.25in; text-indent: 0in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.25in; text-indent: 0.25in">(2)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;That,
for the purpose of determining any liability under the Securities Act, each such post-effective amendment shall be deemed to be a new
registration statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to
be the initial <I>bona fide</I> offering thereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.25in; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.25in; text-indent: 0.25in">(3)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;To
remove from registration by means of a post-effective amendment any of the securities being registered which remain unsold at the termination
of the offering.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.25in; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">(b)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The
undersigned Registrant hereby undertakes that, for purposes of determining any liability under the Securities Act, each filing of the
Registrant&rsquo;s annual report pursuant to Section 13(a) or Section 15(d) of the Exchange Act (and, where applicable, each filing of
an employee benefit plan&rsquo;s annual report pursuant to Section 15(d) of the Exchange Act) that is incorporated by reference in this
Registration Statement shall be deemed to be a new registration statement relating to the securities offered therein, and the offering
of such securities at that time shall be deemed to be the initial <I>bona fide</I> offering thereof.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">(c)&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Insofar
as indemnification for liabilities arising under the Securities Act may be permitted to directors, officers and controlling persons of
the Registrant pursuant to the provisions referenced in Item&nbsp;6 of this Registration Statement, or otherwise, the Registrant has been
advised that in the opinion of the Securities and Exchange Commission such indemnification is against public policy as expressed in the
Securities Act and is, therefore, unenforceable. In the event that a claim for indemnification against such liabilities (other than the
payment by the Registrant of expenses incurred or paid by a director, officer, or controlling person of the Registrant in the successful
defense of any action, suit or proceeding) is asserted by such director, officer or controlling person in connection with the securities
being registered hereunder, the Registrant will, unless in the opinion of its counsel the matter has been settled by controlling precedent,
submit to a court of appropriate jurisdiction the question of whether such indemnification by it is against public policy as expressed
in the Securities Act and will be governed by the final adjudication of such issue.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>


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<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">SIGNATURES</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in"><FONT STYLE="background-color: white">Pursuant
to the requirements of the Securities Act of 1933, as amended, 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 Foster City, State of California, on the 4th day of November, 2021.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="3" STYLE="font-size: 11pt"><FONT STYLE="font-size: 10pt"><B>QuinStreet, Inc.</B></FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD COLSPAN="3" STYLE="font-size: 11pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 11pt; text-align: left"><FONT STYLE="font-size: 10pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; font-size: 11pt"><FONT STYLE="font-size: 10pt">/s/&nbsp;&nbsp;&nbsp;Douglas
    Valenti&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 45%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="width: 4%; padding-left: 0.25in; font-size: 11pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="width: 7%; font-size: 11pt; text-align: justify"><FONT STYLE="font-size: 10pt">Name: </FONT></TD>
    <TD STYLE="width: 35%; font-size: 11pt"><FONT STYLE="font-size: 10pt">Douglas Valenti</FONT></TD>
    <TD STYLE="width: 9%"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="padding-left: 0.25in; font-size: 11pt"><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD>
    <TD STYLE="font-size: 11pt; text-align: justify"><FONT STYLE="font-size: 10pt">Title:&nbsp;&nbsp;&nbsp;</FONT></TD>
    <TD STYLE="font-size: 11pt"><FONT STYLE="font-size: 10pt"><I>Chief Executive Officer and Chairman</I></FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">&nbsp;</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>

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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 6pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <!-- Field: /Page -->

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><BR STYLE="clear: both">
<FONT STYLE="font-size: 10pt"><B><A NAME="poa"></A>POWER OF ATTORNEY </B></FONT></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&#9;KNOW ALL PERSONS BY THESE PRESENTS, <FONT STYLE="background-color: white">that
each person whose signature appears below constitutes and appoints Douglas Valenti and Gregory Wong, and each of them, the true and lawful
attorneys-in-fact and agents, with full power of substitution and re-substitution, 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 to
file the same, with all exhibits thereto, and other documents in connection therewith, with the 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 he or she might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents, or any of them, or their or his substitutes or substitute, may lawfully
do or cause to be done by virtue hereof.</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">Pursuant to the requirements of the Securities
Act of 1933, as amended, this Registration Statement has been signed by the following persons in the capacities and on the dates indicated.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.25in">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 38%; text-align: center"><FONT STYLE="font-size: 10pt"><B><U>Signature</U></B></FONT></TD>
    <TD STYLE="width: 41%; text-align: center"><FONT STYLE="font-size: 10pt"><B><U>Title</U></B></FONT></TD>
    <TD STYLE="width: 21%; text-align: center"><FONT STYLE="font-size: 10pt"><B><U>Date</U></B></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="text-align: center"><FONT STYLE="font-size: 10pt"><B>&nbsp;</B></FONT></TD>
    <TD STYLE="text-align: center"><FONT STYLE="font-size: 10pt"><B>&nbsp;</B></FONT></TD>
    <TD STYLE="text-align: center"><FONT STYLE="font-size: 10pt"><B>&nbsp;</B></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="border-bottom: Black 1pt solid; padding-left: 5.05pt; text-indent: -5.05pt">/s/&nbsp;&nbsp;&nbsp;Douglas Valenti</TD>
    <TD STYLE="text-align: center">Chairman of the Board and </TD>
    <TD STYLE="text-align: center">November 4, 2021</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">Douglas Valenti</TD>
    <TD>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">Chief Executive Officer</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Principal Executive Officer)</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P></TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="border-bottom: Black 1pt solid; padding-left: 5.05pt; text-indent: -5.05pt">/s/&nbsp;&nbsp;&nbsp;Gregory Wong</TD>
    <TD STYLE="text-align: center">Chief Financial Officer </TD>
    <TD STYLE="text-align: center">November 4, 2021</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">Gregory Wong</TD>
    <TD>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Principal Financial and</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">Accounting Officer)</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"></P></TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; border-bottom: Black 1pt solid; padding-left: 5.05pt; text-indent: -5.05pt">/s/&nbsp;&nbsp;&nbsp;Asmau Ahmed</TD>
    <TD STYLE="vertical-align: top; text-align: center">Director</TD>
    <TD STYLE="vertical-align: bottom; text-align: center">November 4, 2021</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 5.05pt; text-indent: -5.05pt">Asmau Ahmed</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 5.05pt; text-indent: -5.05pt">&nbsp;</P></TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; border-bottom: Black 1pt solid; padding-left: 5.05pt; text-indent: -5.05pt">/s/&nbsp;&nbsp;&nbsp;Anna Fieler</TD>
    <TD STYLE="vertical-align: top; text-align: center">Director</TD>
    <TD STYLE="vertical-align: bottom; text-align: center">November 4, 2021</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 5.05pt; text-indent: -5.05pt">Anna Fieler</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 5.05pt; text-indent: -5.05pt">&nbsp;</P></TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; border-bottom: Black 1pt solid; padding-left: 5.05pt; text-indent: -5.05pt">/s/&nbsp;&nbsp;&nbsp;Matthew Glickman</TD>
    <TD STYLE="vertical-align: top; text-align: center">Director</TD>
    <TD STYLE="vertical-align: bottom; text-align: center">November 4, 2021</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 5.05pt; text-indent: -5.05pt">Matthew Glickman</P>
    <P STYLE="font: 11pt Times New Roman, Times, Serif; margin: 0pt 5.05pt; text-indent: -5.05pt">&nbsp;</P></TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; border-bottom: Black 1pt solid; padding-left: 5.05pt; text-indent: -5.05pt">/s/&nbsp;&nbsp;&nbsp;Stuart Huizinga</TD>
    <TD STYLE="vertical-align: top; text-align: center">Director</TD>
    <TD STYLE="vertical-align: bottom; text-align: center">November 4, 2021</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">Stuart Huizinga</TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; border-bottom: Black 1pt solid; padding-left: 5.05pt; text-indent: -5.05pt">/s/&nbsp;&nbsp;&nbsp;David Pauldine</TD>
    <TD STYLE="vertical-align: top; text-align: center">Director</TD>
    <TD STYLE="vertical-align: bottom; text-align: center">November 4, 2021</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">David Pauldine</TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; border-bottom: Black 1pt solid; padding-left: 5.05pt; text-indent: -5.05pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; text-align: center">Director</TD>
    <TD STYLE="vertical-align: bottom; text-align: center">November 4, 2021</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">Andrew Sheehan</TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; border-bottom: Black 1pt solid; padding-left: 5.05pt; text-indent: -5.05pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; text-align: center">Director</TD>
    <TD STYLE="vertical-align: bottom; text-align: center">November 4, 2021</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">James Simons</TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; border-bottom: Black 1pt solid; padding-left: 5.05pt; text-indent: -5.05pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; text-align: center">Director</TD>
    <TD STYLE="vertical-align: bottom; text-align: center">November 4, 2021</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="padding-left: 5.05pt; text-indent: -5.05pt">Hillary Smith</TD>
    <TD STYLE="text-align: center">&nbsp;</TD>
    <TD STYLE="text-align: center">&nbsp;</TD></TR>
  </TABLE>

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<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">EXHIBIT INDEX</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><B>Exhibit Number</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="width: 100%; font: 10pt Times New Roman, Times, Serif; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 10%; font-size: 12pt"><FONT STYLE="font-size: 10pt">4.1</FONT></TD>
    <TD STYLE="width: 90%; font-size: 12pt"><FONT STYLE="font-size: 10pt; background-color: white">Amended and Restated Certificate of Incorporation of QuinStreet, Inc. (incorporated by reference to Exhibit&nbsp;3.2 to the Company&rsquo;s Registration Statement on Form S-1, as amended (File No.&nbsp;333-163228), filed with the Securities and Exchange Commission on December 22, 2009)</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">4.2</FONT></TD>
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">By-Laws of QuinStreet, Inc. (<FONT STYLE="background-color: white">incorporated by reference to Exhibit&nbsp;3.4 to the Company&rsquo;s Registration Statement on Form S-1, as amended (File No.&nbsp;333-163228), filed with the Securities and Exchange Commission on December 22, 2009)</FONT></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">4.3</FONT></TD>
    <TD>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Form of QuinStreet, Inc.&rsquo;s Common Stock Certificate (<FONT STYLE="background-color: white">incorporated
    by reference to Exhibit&nbsp;4.1 to the Company&rsquo;s Registration Statement on Form S-1, as amended (File No.&nbsp;333-163228), filed
    with the Securities and Exchange Commission on January 14, 2010)</FONT></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">5.1*</FONT></TD>
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">Opinion of Davis Polk &amp; Wardwell LLP</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">23.1*</FONT></TD>
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">Consent of PricewaterhouseCoopers LLP, independent registered public accounting firm</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">23.2*</FONT></TD>
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">Consent of Davis Polk &amp; Wardwell LLP (included in Exhibit 5.1)</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">24.1*</FONT></TD>
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">Powers of Attorney (included in signature pages hereof)</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD STYLE="font-size: 12pt">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">99.1*</FONT></TD>
    <TD>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="background-color: white">QuinStreet, Inc. 2021</FONT>
    Employee Stock Purchase Plan</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="font-size: 12pt">&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="2" STYLE="font-size: 12pt"><FONT STYLE="font-size: 10pt">* Filed herewith</FONT></TD></TR>
  </TABLE>

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[{"type": "S-8", "sequence": "1", "filename": "dp161233_s8.htm", "description": "FORM S-8", "secsgml_size_bytes": 58603}]
{"company-data": {"conformed-name": "QUINSTREET, INC", "cik": "0001117297", "assigned-sic": "7389", "irs-number": "770512121", "fiscal-year-end": "0630"}, "filing-values": {"form-type": "S-8", "act": "33", "file-number": "333-260769", "film-number": "211380781"}, "business-address": {"street1": "950 TOWER LANE, 6TH FLOOR", "city": "FOSTER CITY", "state": "CA", "zip": "94404", "phone": "650-578-7700"}, "mail-address": {"street1": "950 TOWER LANE, 6TH FLOOR", "city": "FOSTER CITY", "state": "CA", "zip": "94404"}, "former-company": {"former-conformed-name": "QUINSTREET INC", "date-changed": "20000627"}}
As filed with the Securities and Exchange Commission
on November 4, 2021
Registration No. 333-__________
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM S-8
REGISTRATION STATEMENT UNDER
THE SECURITIES ACT OF 1933
QuinStreet, Inc.
(Exact name of registrant as specified in its charter)
Delaware
77-0512121
(State or other jurisdiction of
incorporation or organization)
(I.R.S. Employer
Identification No.)
950 Tower Lane, 6th Floor
Foster City, CA 94404
(650) 578-7700
(Address of Principal Executive Offices, Including Zip Code)
QuinStreet, Inc. 2021 Employee Stock Purchase
    Plan
(Full title of the plan)
Douglas Valenti
Chief Executive Officer
    and Chairman
950 Tower Lane, 6th
    Floor
Foster City, CA 94404
(650) 578-7700
(Name, address and telephone number, including area code, of agent for service)
With a copy to:
Alan F. Denenberg,
    Esq.
Davis Polk &
    Wardwell LLP
1600 El Camino Real
Menlo Park, CA 94025
(650) 752-2000
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
☐
CALCULATION OF REGISTRATION FEE
Title of Each Class of Securities to be Registered
Amount to be
Registered (1)
Proposed Maximum Offering Price
per Share (2)
Proposed Maximum
Aggregate Offering
Price (2)
Amount of
Registration Fee (3)
Common Stock, par value $0.001 per share
2,164,999
$13.79
$29,844,511.22
$2,766.59
(1)
This Registration Statement on Form S-8 (this "Registration Statement") covers shares of common stock, $0.001 par value
per share ("Shares"), of QuinStreet, Inc. (the "Company" or "Registrant") (i) authorized for issuance
under the QuinStreet, Inc. 2021 Employee Stock Purchase Plan (the "Plan") and (ii) pursuant to Rule 416(a) under the Securities
Act of 1933, as amended (the "Securities Act"), any additional Shares that may become issuable under the Plan by reason of
any stock dividend, stock split or other similar transaction.
(2)
Calculated under Rule 457(h) of the Securities Act of 1933, as amended, on the basis of the
average of the high and low selling prices per share of the Registrant's Common Stock on November 2, 2021 as reported by the Nasdaq
Global Market.
(3)
Rounded up to the nearest penny.
PART I
The
information specified in Item 1 and Item 2 of Part I of Form S-8 is omitted from this filing in accordance with the provisions of Rule
428 under the Securities Act and the introductory note to Part I of the Form S-8 instructions. The documents containing the information
specified in Part I will be delivered to the participants in the Plan as required by Rule 428(b)(1).
PART II
INFORMATION REQUIRED IN THE REGISTRATION STATEMENT
Item 3. Incorporation of Documents by Reference.
The following documents are incorporated herein
by reference:
(a)  the
Company's Annual Report on Form 10-K for the fiscal year ended June 30, 2021, filed on August 26, 2021 (File No. 001-34628);
(b)	the Company's Current Reports
on Form 8-K filed on September 10, 2021 and October 26, 2021;
(c)	all other reports filed pursuant to
Section 13(a) or 15(d) of the Exchange Act since the end of the fiscal year covered by the Company's Annual Report referred to in (a)
above; and
(d)
the
description of the Company's Common Stock which is contained in a registration statement on Form 8-A filed on February 9, 2010
(File No. 00-34628) under the Exchange Act of 1934, as amended (the "Exchange Act"), including any amendment or report
filed for the purpose of updating such description.
All documents filed by the Registrant pursuant
to Sections 13(a), 13(c), 14 or 15(d) of the Exchange Act, after the date of this Registration Statement and prior to the filing of a
post-effective amendment that indicates that all securities offered hereby have been sold or which deregisters all securities then remaining
unsold, are incorporated by reference in this Registration Statement and are a part hereof from the date of filing of such documents;
except as to any portion of any future annual or quarterly report to stockholders or document or current report furnished under current
Items 2.02 or 7.01 of Form 8-K that is not deemed filed under such provisions. Any statement contained in a document incorporated or deemed
to be incorporated by reference herein shall be deemed to be modified or superseded for purposes of this Registration Statement to the
extent that a statement contained herein or in any other subsequently filed document which also is or is deemed to be incorporated by
reference herein modifies or supersedes such statement. Any statement so modified or superseded shall not be deemed, except as so modified
or superseded, to constitute a part of this Registration Statement.
Item 4. Description of Securities.
Not applicable.
Item 5. Interests of Named Experts and Counsel.
Not applicable.
Item 6. Indemnification of Directors and Officers.
Section 145
of the Delaware General Corporation Law authorizes a court to award, or a corporation's board of directors to grant, indemnity to
directors and officers in terms sufficiently broad to permit such indemnification under certain circumstances for liabilities, including
reimbursement for expenses incurred, arising under the Securities Act. The Company's amended and restated certificate of incorporation
eliminates the liability of the Company's directors for monetary damages to the fullest extent permitted under the Delaware General
Corporation Law. The Company's amended and restated bylaws require the Company to indemnify its directors and executive officers
to the maximum extent not prohibited by the Delaware General Corporation Law or any other applicable law and allow the Company to indemnify
other officers, employees and other agents as set forth in the Delaware General Corporation Law or any other applicable law.
The Company
has entered into indemnification agreements with its directors and executive officers, whereby the Company has agreed to indemnify its
directors and executive officers to the fullest extent permitted by law, including indemnification against expenses and liabilities incurred
in legal proceedings to which the director or officer was, or is threatened to be made, a party by reason of the fact that such director
or officer is or was a director, officer, employee or agent of the Company, provided that such director or officer acted in good faith
and in a manner that the director or officer reasonably believed to be in, or not opposed to, the best interest of the Company.
At present,
there is no pending litigation or proceeding involving a director or officer of the Company regarding which indemnification is sought,
nor is the Company aware of any threatened litigation that may result in claims for indemnification.
The
Company maintains insurance policies that indemnify the Company's directors and officers against various liabilities arising under
the Securities Act and the Exchange Act that might be incurred by any director or officer in his or her capacity as such.
Item 7. Exemption from Registration Claimed.
Not applicable.
Item 8. Exhibits.
Exhibit Number
4.1
Amended and Restated Certificate of Incorporation of QuinStreet, Inc. (incorporated by reference to Exhibit 3.2 to the Company's Registration Statement on Form S-1, as amended (File No. 333-163228), filed with the Securities and Exchange Commission on December 22, 2009)
4.2
By-Laws of QuinStreet, Inc. incorporated by reference to Exhibit 3.4 to the Company's Registration Statement on Form S-1, as amended (File No. 333-163228), filed with the Securities and Exchange Commission on December 22, 2009)
4.3
Form of QuinStreet, Inc.'s Common Stock Certificate incorporated by reference to Exhibit 4.1 to the Company's Registration Statement on Form S-1, as amended (File No. 333-163228), filed with the Securities and Exchange Commission on January 14, 2010)
5.1*
Opinion of Davis Polk & Wardwell LLP
23.1*
Consent of PricewaterhouseCoopers LLP, independent registered public accounting firm
23.2*
Consent of Davis Polk & Wardwell LLP (included in Exhibit 5.1)
24.1*
Powers of Attorney (included in signature pages hereof)
99.1*
QuinStreet, Inc. 2021
    Employee Stock Purchase Plan
* Filed herewith
Item 9. Undertakings.
(a)       The
undersigned Registrant hereby undertakes:
(1)       To
file, during any period in which offers or sales are being made, a post-effective amendment to this Registration Statement:
(i)       To
include any prospectus required by Section 10(a)(3) of the Securities Act;
(ii)       To
reflect in the prospectus any facts or events arising after the effective date of this Registration Statement (or the most recent post-effective
amendment thereof) which, individually or in the aggregate, represent a fundamental change in the information set forth in this Registration
Statement. Notwithstanding the foregoing, any increase or decrease in volume of securities offered (if the total dollar value of securities
offered would not exceed that which was registered) and any deviation from the low or high end of the estimated maximum offering range
may be reflected in the form of prospectus filed with the Commission pursuant to Rule 424(b) if, in the aggregate, the changes in volume
and price represent no more than a 20 percent change in the maximum aggregate offering price set forth in the "Calculation of Registration
Fee" table in this registration statement; and
(iii)       To
include any material information with respect to the Plans not previously disclosed in this Registration Statement or any material change
to such information in this Registration Statement;
provided
,
however
, that
paragraphs (a)(1)(i) and (a)(1)(ii) do not apply if the information required to be included in a post-effective amendment by those paragraphs
is contained in periodic reports filed with or furnished to the Commission by the Registrant pursuant to Section 13 or Section 15(d) of
the Exchange Act that are incorporated by reference in this Registration Statement.
(2)       That,
for the purpose of determining any liability under the Securities Act, each such post-effective amendment shall be deemed to be a new
registration statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to
be the initial
bona fide
offering thereof.
(3)       To
remove from registration by means of a post-effective amendment any of the securities being registered which remain unsold at the termination
of the offering.
(b)       The
undersigned Registrant hereby undertakes that, for purposes of determining any liability under the Securities Act, each filing of the
Registrant's annual report pursuant to Section 13(a) or Section 15(d) of the Exchange Act (and, where applicable, each filing of
an employee benefit plan's annual report pursuant to Section 15(d) of the Exchange Act) that is incorporated by reference in this
Registration Statement shall be deemed to be a new registration statement relating to the securities offered therein, and the offering
of such securities at that time shall be deemed to be the initial
bona fide
offering thereof.
(c)       Insofar
as indemnification for liabilities arising under the Securities Act may be permitted to directors, officers and controlling persons of
the Registrant pursuant to the provisions referenced in Item 6 of this Registration Statement, or otherwise, the Registrant has been
advised that in the opinion of the Securities and Exchange Commission such indemnification is against public policy as expressed in the
Securities Act and is, therefore, unenforceable. In the event that a claim for indemnification against such liabilities (other than the
payment by the Registrant of expenses incurred or paid by a director, officer, or controlling person of the Registrant in the successful
defense of any action, suit or proceeding) is asserted by such director, officer or controlling person in connection with the securities
being registered hereunder, the Registrant will, unless in the opinion of its counsel the matter has been settled by controlling precedent,
submit to a court of appropriate jurisdiction the question of whether such indemnification by it is against public policy as expressed
in the Securities Act and will be governed by the final adjudication of such issue.
SIGNATURES
Pursuant
to the requirements of the Securities Act of 1933, as amended, 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 Foster City, State of California, on the 4th day of November, 2021.
QuinStreet, Inc.
By:
/s/   Douglas
    Valenti
Name:
Douglas Valenti
Title:
Chief Executive Officer and Chairman
POWER OF ATTORNEY
KNOW ALL PERSONS BY THESE PRESENTS,
that
each person whose signature appears below constitutes and appoints Douglas Valenti and Gregory Wong, and each of them, the true and lawful
attorneys-in-fact and agents, with full power of substitution and re-substitution, 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 to
file the same, with all exhibits thereto, and other documents in connection therewith, with the 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 he or she might or could do in person, hereby
ratifying and confirming all that said attorneys-in-fact and agents, or any of them, or their or his substitutes or substitute, may lawfully
do or cause to be done by virtue hereof.
Pursuant to the requirements of the Securities
Act of 1933, as amended, this Registration Statement has been signed by the following persons in the capacities and on the dates indicated.
Signature
Title
Date
/s/   Douglas Valenti
Chairman of the Board and
November 4, 2021
Douglas Valenti
Chief Executive Officer
(Principal Executive Officer)
/s/   Gregory Wong
Chief Financial Officer
November 4, 2021
Gregory Wong
(Principal Financial and
Accounting Officer)
/s/   Asmau Ahmed
Director
November 4, 2021
Asmau Ahmed
/s/   Anna Fieler
Director
November 4, 2021
Anna Fieler
/s/   Matthew Glickman
Director
November 4, 2021
Matthew Glickman
/s/   Stuart Huizinga
Director
November 4, 2021
Stuart Huizinga
/s/   David Pauldine
Director
November 4, 2021
David Pauldine
Director
November 4, 2021
Andrew Sheehan
Director
November 4, 2021
James Simons
Director
November 4, 2021
Hillary Smith
EXHIBIT INDEX
Exhibit Number
4.1
Amended and Restated Certificate of Incorporation of QuinStreet, Inc. (incorporated by reference to Exhibit 3.2 to the Company's Registration Statement on Form S-1, as amended (File No. 333-163228), filed with the Securities and Exchange Commission on December 22, 2009)
4.2
By-Laws of QuinStreet, Inc. (
incorporated by reference to Exhibit 3.4 to the Company's Registration Statement on Form S-1, as amended (File No. 333-163228), filed with the Securities and Exchange Commission on December 22, 2009)
4.3
Form of QuinStreet, Inc.'s Common Stock Certificate (
incorporated
    by reference to Exhibit 4.1 to the Company's Registration Statement on Form S-1, as amended (File No. 333-163228), filed
    with the Securities and Exchange Commission on January 14, 2010)
5.1*
Opinion of Davis Polk & Wardwell LLP
23.1*
Consent of PricewaterhouseCoopers LLP, independent registered public accounting firm
23.2*
Consent of Davis Polk & Wardwell LLP (included in Exhibit 5.1)
24.1*
Powers of Attorney (included in signature pages hereof)
99.1*
QuinStreet, Inc. 2021
Employee Stock Purchase Plan
* Filed herewith