<SEC-DOCUMENT>0001174947-19-000843.txt : 20190628
<SEC-HEADER>0001174947-19-000843.hdr.sgml : 20190628
<ACCEPTANCE-DATETIME>20190628163859
ACCESSION NUMBER:		0001174947-19-000843
CONFORMED SUBMISSION TYPE:	S-8 POS
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20190628
DATE AS OF CHANGE:		20190628
EFFECTIVENESS DATE:		20190628

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Fortinet, Inc.
		CENTRAL INDEX KEY:			0001262039
		STANDARD INDUSTRIAL CLASSIFICATION:	COMPUTER PERIPHERAL EQUIPMENT, NEC [3577]
		IRS NUMBER:				770560389
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-8 POS
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-172459
		FILM NUMBER:		19929938

	BUSINESS ADDRESS:	
		STREET 1:		899 KIFER ROAD
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94086
		BUSINESS PHONE:		408-235-7700

	MAIL ADDRESS:	
		STREET 1:		899 KIFER ROAD
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94086

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FORTINET INC
		DATE OF NAME CHANGE:	20030902
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8 POS
<SEQUENCE>1
<FILENAME>c524412.htm
<DESCRIPTION>S-8 POS
<TEXT>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>As filed with the Securities and Exchange
Commission on June 28, 2019</B></P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-229894</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-223246</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-216362</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-209783</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-202402</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-194281</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-186921</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-179751</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-172459</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No. 333-163367</B></P>

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

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

<!-- Field: Rule-Page --><DIV ALIGN="LEFT" STYLE="margin-top: 0; margin-bottom: 0"><DIV STYLE="font-size: 1pt; border-top: Black 2pt solid; border-bottom: Black 1pt solid; width: 100%">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->

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

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

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SECURITIES AND EXCHANGE COMMISSION</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Washington, D.C. 20549</B></P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Post-Effective Amendment No. 1 to</B></P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Form S-8 Registration Statement No. 333-229894</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Form S-8 Registration Statement No. 333-223246</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Form S-8 Registration Statement No. 333-216362</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Form S-8 Registration Statement No. 333-209783</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Form S-8 Registration Statement No. 333-202402</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Form S-8 Registration Statement No. 333-194281</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Form S-8 Registration Statement No. 333-186921</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Form S-8 Registration Statement No. 333-179751</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Form S-8 Registration Statement No. 333-172459</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Form S-8 Registration Statement No. 333-163367</B></P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B><I>Under the Securities Act of 1933</I></B></P>

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

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

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

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
<TR>
    <TD STYLE="width: 51%; padding-left: 3pt; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom; width: 1%; padding-left: 3pt; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="width: 48%; padding-left: 3pt; font-size: 10pt">&nbsp;</TD></TR>
<TR>
    <TD STYLE="vertical-align: top; padding-right: 3pt; padding-left: 3pt; font-size: 10pt; text-align: center"><B>Delaware</B></TD>
    <TD STYLE="vertical-align: bottom; padding-left: 3pt; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-right: 3pt; padding-left: 3pt; font-size: 10pt; text-align: center"><B>77-0560389</B></TD></TR>
<TR>
    <TD STYLE="vertical-align: top; padding-right: 3pt; padding-left: 3pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 3pt; text-align: center"><B>(State or other jurisdiction of</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 3pt; text-align: center"><B>incorporation or organization)</B></P></TD>
    <TD STYLE="vertical-align: bottom; padding-left: 3pt; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-right: 3pt; padding-left: 3pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 3pt; text-align: center"><B>(I.R.S. Employer</B></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 3pt; text-align: center"><B>Identification Number)</B></P></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>899 Kifer Road</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Sunnyvale, California 94086</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(Address, including zip code, of principal
executive offices)</B></P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Fortinet, Inc. 2009 Equity Incentive
Plan</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(Full title of the plan)</B></P>

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

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Executive Vice President of Corporate
Development,</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>General Counsel and Corporate Secretary</B></P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>899 Kifer Road</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Sunnyvale, California 94086</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(Name and address of agent for service)</B></P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>408-235-7700</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(Telephone number, including area code,
of agent for service)</B></P>

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

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

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Ran D. Ben-Tzur</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Fenwick &amp; West LLP</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>801 California Street</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Mountain View, California 94041</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>650-988-8500</B></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">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.</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 STYLE="width: 24%; padding-right: 2pt; padding-left: 3pt">Large accelerated filer</TD>
    <TD STYLE="width: 1%; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="width: 3%; padding-right: 2pt; padding-left: 3pt"><FONT STYLE="font-family: Wingdings">&#120;</FONT></TD>
    <TD STYLE="width: 40%; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="width: 3%; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="width: 1%; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="width: 24%; padding-right: 2pt; padding-left: 3pt">Accelerated filer</TD>
    <TD STYLE="width: 1%; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="width: 3%; padding-right: 2pt; padding-left: 3pt"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD></TR>
<TR>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-left: 3pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="padding-right: 2pt; padding-left: 3pt">Non-accelerated filer</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-right: 2pt; padding-left: 3pt"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-right: 2pt; padding-left: 3pt">Smaller reporting company</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-right: 2pt; padding-left: 3pt"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD></TR>
<TR>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-left: 3pt">&nbsp;</TD></TR>
<TR STYLE="vertical-align: bottom">
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-right: 2pt; padding-left: 3pt">Emerging growth company</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="padding-right: 2pt; padding-left: 3pt"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">If an emerging growth company, indicate by check mark if the
registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards
provided pursuant to Section 7(a)(2)(B) of the Securities Act. <FONT STYLE="font-family: Wingdings">&#168;</FONT></P>

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

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

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


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    <DIV STYLE="margin-top: 12pt; margin-bottom: 6pt; border-bottom: Black 1pt solid"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <DIV STYLE="page-break-before: always; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
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<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"><B>DEREGISTRATION OF COMMON STOCK</B></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: justify">These post-effective amendments relate
to the following registration statements on Form&nbsp;S-8&nbsp;(collectively, the &ldquo;Registration Statements&rdquo;) filed
by Fortinet, Inc. (the &ldquo;Registrant&rdquo;) with the Securities and Exchange Commission (the &ldquo;SEC&rdquo;):</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&nbsp;</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: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD STYLE="text-align: justify">File No. 333-229894, filed with the SEC on February 27, 2019, registering 8,489,381 shares of the
Registrant&rsquo;s Common Stock, $0.001 par value per share (&ldquo;Common Stock&rdquo;), to be issued under the Fortinet, Inc.
2009 Equity Incentive Plan (the &ldquo;Plan&rdquo;);</TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif">&nbsp;</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: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD STYLE="text-align: justify">File No. 333-223246, filed with the SEC on February 26, 2018, registering 8,394,461 shares of the
Common Stock to be issued under the Plan;</TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif">&nbsp;</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: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD STYLE="text-align: justify">File No. 333-216362, filed with the SEC on March 1, 2017, registering 8,653,899 shares of the Common
Stock to be issued under the Plan;</TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif">&nbsp;</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: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD STYLE="text-align: justify">File No. 333-209783, filed with the SEC on February 29, 2016, registering 8,569,936 shares of the
Common Stock to be issued under the Plan;</TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif">&nbsp;</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: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD STYLE="text-align: justify">File No. 333-202402, filed with the SEC on March 2, 2015, registering 8,322,098 shares of the Common
Stock to be issued under the Plan;</TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif">&nbsp;</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: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD STYLE="text-align: justify">File No. 333-194281, filed with the SEC on March 3, 2014, registering 8,076,703 shares of the Common
Stock to be issued under the Plan;</TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif">&nbsp;</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: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD STYLE="text-align: justify">File No. 333-186921, filed with the SEC on February 27, 2013, registering 8,017,366 shares of the
Common Stock to be issued under the Plan;</TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif">&nbsp;</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: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD STYLE="text-align: justify">File No. 333-179751, filed with the SEC on February 28, 2012, registering 7,749,564 shares of the
Common Stock to be issued under the Plan;</TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif">&nbsp;</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: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD STYLE="text-align: justify">File No. 333-172459, filed with the SEC on February 25, 2011, registering 7,438,100 shares of the
Common Stock to be issued under the Plan (such number reflecting the effect of the two-for-one stock split effected by the Registrant
in June 2011); and</TD></TR></TABLE>

<P STYLE="margin-top: 0pt; margin-bottom: 0pt; font: 10pt Times New Roman, Times, Serif">&nbsp;</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: 0.25in"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Symbol">&middot;</FONT></TD><TD STYLE="text-align: justify">File No. 333-163367, filed with the SEC on November 25, 2009, registering 18,053,764 shares of
the Common Stock outstanding or to be issued under the Plan (such number reflecting the effect of the two-for-one stock split effected
by the Registrant in June 2011).</TD></TR></TABLE>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">At the Registrant&rsquo;s Annual Meeting
of Stockholders held on June 21, 2019 (the &ldquo;Annual Meeting&rdquo;), the Registrant&rsquo;s stockholders approved the Amended
and Restated Fortinet, Inc. 2009 Equity Incentive Plan (the &ldquo;Amended Plan&rdquo;). Among other changes, the Amended Plan
provides for a net decrease in the number of shares of Common Stock that are authorized and available for issuance pursuant to
future awards granted on or following the effective date of the Amended Plan by a total of 46,214,259 shares of Common Stock (the
&ldquo;Share Decrease&rdquo;). The Amended Plan became effective upon its approval at the Annual Meeting, with a total of 23,620,199
shares authorized under the Amended Plan and a total of 13,500,000 shares of Common Stock remaining available for issuance pursuant
to future awards under the Amended Plan after giving effect to the Share Decrease.</P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">In connection with the Share Decrease,
the Registrant hereby deregisters an aggregate of 46,214,259 shares of Common Stock that were originally registered for issuance
under the Registration Statements and that remain unissued as of the date hereof.</P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The Registration Statements are hereby
amended to reflect the deregistration of such shares of Common Stock.</P>

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

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

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<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"><B>SIGNATURES</B></P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Pursuant to the requirements of the Securities
Act of 1933, as amended, and Rule 478, the Registrant has duly caused this&nbsp;Post-Effective Amendment No. 1 to Form S-8 Registration
Statements to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Sunnyvale, State of California,
on this 28<SUP>th</SUP> day of June, 2019.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&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>&nbsp;</TD>
    <TD COLSPAN="3" STYLE="padding-right: 2pt; padding-left: 3pt"><B>FORTINET, INC.</B></TD></TR>
<TR>
    <TD>&nbsp;</TD>
    <TD STYLE="padding-left: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-left: 3pt">&nbsp;</TD></TR>
<TR>
    <TD STYLE="width: 50%">&nbsp;</TD>
    <TD STYLE="vertical-align: top; width: 4%; padding-right: 2pt; padding-left: 3pt">By:</TD>
    <TD STYLE="vertical-align: bottom; width: 1%; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom; width: 45%; border-bottom: Black 1pt solid; padding-right: 3pt; padding-left: 3pt; text-align: center">/s/ John Whittle</TD></TR>
<TR>
    <TD>&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom; padding-right: 3pt; padding-left: 3pt; text-align: center"><B>John Whittle</B></TD></TR>
<TR>
    <TD>&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: bottom; padding-right: 3pt; padding-left: 3pt; text-align: center"><B>Executive Vice President and General Counsel</B></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>&nbsp;</B></P>

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

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