<SEC-DOCUMENT>0001213900-21-009319.txt : 20210216
<SEC-HEADER>0001213900-21-009319.hdr.sgml : 20210216
<ACCEPTANCE-DATETIME>20210216100335
ACCESSION NUMBER:		0001213900-21-009319
CONFORMED SUBMISSION TYPE:	SC 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210216
DATE AS OF CHANGE:		20210216

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Protalix BioTherapeutics, Inc.
		CENTRAL INDEX KEY:			0001006281
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		IRS NUMBER:				650643773
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-50118
		FILM NUMBER:		21633765

	BUSINESS ADDRESS:	
		STREET 1:		2 SNUNIT ST
		STREET 2:		SCIENCE PARK, POB 455
		CITY:			CARMIEL
		STATE:			L3
		ZIP:			2161401
		BUSINESS PHONE:		972-4-988-9488

	MAIL ADDRESS:	
		STREET 1:		2 SNUNIT ST
		STREET 2:		SCIENCE PARK, POB 455
		CITY:			CARMIEL
		STATE:			L3
		ZIP:			2161401

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ORTHODONTIX INC
		DATE OF NAME CHANGE:	19980422

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	EMBASSY ACQUISITION CORP
		DATE OF NAME CHANGE:	19960124

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UBS OCONNOR LLC
		CENTRAL INDEX KEY:			0001132716
		IRS NUMBER:				061569842
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		ONE NORTH WACKER DRIVE 31ST FLOOR
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		3125256000

	MAIL ADDRESS:	
		STREET 1:		ONE NORTH WACKER DRIVE 31ST FLOOR
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G/A
<SEQUENCE>1
<FILENAME>ea135432-13ga5ubs_protalix.htm
<DESCRIPTION>AMENDMENT NO. 5 TO SCHEDULE 13G
<TEXT>
<HTML>
<HEAD>
     <TITLE></TITLE>
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<BODY STYLE="font: 10pt Times New Roman, Times, Serif">

<P STYLE="margin: 0"></P>

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

<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>UNITED STATES<BR>
SECURITIES AND EXCHANGE COMMISSION<BR>
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>SCHEDULE 13G</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>Under the Securities Exchange Act of
1934</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>(Amendment No. 5)*</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: center">Protalix Biotherapeutics, Inc.</P>

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<P STYLE="font: 10pt 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">(Name of Issuer)</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">Common Stock, $0.001 par value
per share</P>

<!-- Field: Rule-Page --><DIV STYLE="width: 100%"><DIV STYLE="font-size: 1pt; border-top: Black 1.5pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->

<P STYLE="font: 10pt 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">(Title of Class of Securities)</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">74365A309</P>

<!-- Field: Rule-Page --><DIV STYLE="width: 100%"><DIV STYLE="font-size: 1pt; border-top: Black 1.5pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->

<P STYLE="font: 10pt 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">(CUSIP Number)</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">December 31, 2020</P>

<!-- Field: Rule-Page --><DIV STYLE="width: 100%"><DIV STYLE="font-size: 1pt; border-top: Black 1.5pt solid">&nbsp;</DIV></DIV><!-- Field: /Rule-Page -->

<P STYLE="font: 10pt 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">(Date of Event Which Requires Filing of
this Statement)</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">Check the appropriate box to designate
the rule pursuant to which this Schedule is filed:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">&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: 0.25in; text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">a.</FONT></TD>
    <TD STYLE="width: 0.25in"><FONT STYLE="font-family: Times New Roman, Times, Serif">&#9746;</FONT></TD>
    <TD STYLE="text-align: justify"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Rule
    13d-1(b)</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">b.</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#9744;</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Rule 13d-1(c)</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">c.</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#9744;</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Rule 13d-1(d)</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; text-align: justify">*The remainder of this cover page shall
be filled out for a reporting person&rsquo;s initial filing on this form with respect to the subject class of securities, and for
any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.</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 information required in the remainder
of this cover page shall not be deemed to be &ldquo;filed&rdquo; for the purpose of Section 18 of the Securities Exchange Act of
1934 (&ldquo;Act&rdquo;) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions
of the Act (however, see the Notes).</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>

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

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


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    <DIV STYLE="break-before: page; margin-top: 6pt; margin-bottom: 12pt"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <!-- Field: /Page -->

<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">CUSIP No. &#9;74365A309<BR>
&nbsp;</P>

<P STYLE="font: bold 10pt Times New Roman, Times, Serif; margin: 0pt 0"></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="border: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; width: 5%; font-size: 10pt"><FONT STYLE="font: normal 10pt Times New Roman, Times, Serif">1.</FONT></TD>
    <TD STYLE="border-top: Black 1.5pt solid; border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; width: 95%; font-size: 10pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-style: normal; font-weight: normal">Names
    of Reporting Persons.<BR></FONT><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-style: normal; font-weight: normal">&nbsp;</FONT></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-style: normal; font-weight: normal">UBS
    O&rsquo;Connor LLC</FONT></P>


</TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; border-left: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt"><FONT STYLE="font: normal 10pt Times New Roman, Times, Serif">2</FONT>.</TD>
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt"><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-style: normal; font-weight: normal">Check
                                         the Appropriate Box if a Member of a Group (See Instructions)</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"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-style: normal; font-weight: normal">(a)
&#9744;        <BR>
        (b) </FONT>&#9744;</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; border-left: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt"><FONT STYLE="font: normal 10pt Times New Roman, Times, Serif">3</FONT>.</TD>
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt"><P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font: normal 10pt Times New Roman, Times, Serif">SEC Use Only</FONT></P>
                                                                                <P STYLE="margin-top: 0; margin-bottom: 0"><FONT STYLE="font: normal 10pt Times New Roman, Times, Serif">&nbsp;</FONT></P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1.5pt solid; border-left: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt"><FONT STYLE="font: normal 10pt Times New Roman, Times, Serif">4</FONT>.</TD>
    <TD STYLE="border-right: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt"><FONT STYLE="font: normal 10pt Times New Roman, Times, Serif">Citizenship
    or Place of Organization </FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1.5pt solid; border-left: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="border-right: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt">Delaware</TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></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 ROWSPAN="4" STYLE="border: Black 1.5pt solid; padding: 3pt 3pt 3pt 5.4pt; width: 15%; font-size: 10pt; text-align: center; vertical-align: middle"><FONT STYLE="font-size: 10pt">Number of<BR>
 Shares<BR>
Beneficially<BR>
 Owned&nbsp;by<BR>
Each<BR>
 Reporting<BR>
 Person With</FONT>:</TD>
    <TD STYLE="border-top: Black 1.5pt solid; border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; width: 5%; font-size: 10pt"><FONT STYLE="font-size: 10pt">5.</FONT></TD>
    <TD STYLE="border-top: Black 1.5pt solid; border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; width: 80%">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Sole Voting Power</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">1,091,176</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt"><FONT STYLE="font-size: 10pt">6</FONT>.</TD>
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Shared Voting Power</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">0</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt"><FONT STYLE="font-size: 10pt">7</FONT>.</TD>
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Sole Dispositive Power</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">1,091,176</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt"><FONT STYLE="font-size: 10pt">8</FONT>.</TD>
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Shared Dispositive Power</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">0</P></TD></TR>
</TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></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="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; border-left: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt"><FONT STYLE="font-size: 10pt">9.</FONT></TD>
    <TD COLSPAN="2" STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Aggregate Amount Beneficially Owned by Each Reporting Person</P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;<FONT STYLE="text-underline-style: dotted"></FONT></P>
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">1,091,176 (see Item 4)</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; border-left: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; width: 5%; font-size: 10pt"><FONT STYLE="font-size: 10pt">10.</FONT></TD>
    <TD STYLE="border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; width: 90%; font-size: 10pt"><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Check if the Aggregate Amount in Row (9) Excludes Certain Shares
(See Instructions) &#9744;</P>


&nbsp;</TD>
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; width: 5%; font-size: 10pt"></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; border-left: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt"><FONT STYLE="font-size: 10pt">11.</FONT></TD>
    <TD COLSPAN="2" STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt">
        <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Percent of Class Represented by Amount in Row (9)</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">3.2% (see Item 4)&#9;</P></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; border-left: Black 1.5pt solid; padding: 3pt 0 3pt 5.4pt; font-size: 10pt"><FONT STYLE="font-size: 10pt">12.</FONT></TD>
    <TD COLSPAN="2" STYLE="border-right: Black 1.5pt solid; border-bottom: Black 1.5pt solid; padding: 0 0 0 5.4pt; font-size: 10pt"><P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Type of Reporting Person (See Instructions)</P>
                                                                                                                                     <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>


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


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    <!-- Field: /Page -->

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">This Amendment No.&nbsp;5
is being filed jointly by the Reporting Person and amends the Schedule&nbsp;13G initially filed with the Securities and Exchange
Commission (the &ldquo;<B>SEC</B>&rdquo;) on February 14, 2017, as amended by Amendment No. 1 thereto filed with the SEC on February
13, 2018, as amended by Amendment No. 2 thereto filed with the SEC on February 12, 2019, as amended by Amendment No. 3 thereto
filed with the SEC on February 13, 2020, and as amended by Amendment No. 4 thereto filed with the SEC on February 13, 2020 (the
&ldquo;<B>Schedule&nbsp;13G</B>&rdquo;).</P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Except as set forth
below, all Items of the Schedule&nbsp;13G remain unchanged. All capitalized terms not otherwise defined herein shall have the meanings
ascribed to such terms in the Schedule 13G.</P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify"><B>Item 2. </B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 22.3pt">&nbsp;</P>

<P STYLE="text-indent: 0.25in; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">(a) Name of Person Filing</P>

<P STYLE="text-indent: 0.25in; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">(b) Address of Principal Business Office or, if none,
Residence</P>

<P STYLE="text-indent: 0.25in; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">(c) Citizenship</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 0pt 1in; text-align: justify">The Reporting Person serves as the investment manager to Nineteen77
Global Multi-Strategy Alpha Master Limited (&ldquo;<B>GLEA</B>&rdquo;). In such capacity, the Reporting Person exercises voting
and investment power over the shares of Common Stock held for the account of GLEA. The Reporting Person is a registered investment
adviser under Section 203 of the Investment Advisers Act of 1940, as amended. As a result, the Reporting Person may be deemed to
have beneficial ownership (as determined under Section 13(d) of the Securities Exchange Act of 1934, as amended) of the shares
of Common Stock held for the account of GLEA.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 1in; text-align: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"> <B>Item 4.</B> <B>Ownership. </B></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; text-indent: 0.25in">(a) and (b):</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 22.3pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">As of the close of business on December 31, 2020, the Reporting
Person may have been deemed to have beneficial ownership of 1,091,176 shares of Common Stock, which consisted of (i) 941,176 shares
of Common Stock issuable upon conversion of the GLEA Note and (ii) 150,000 shares of Common Stock held by GLEA, and all such shares
of Common Stock represented beneficial ownership of approximately 3.2% of the Common Stock, based on (1) 33,336,709 shares of Common
Stock outstanding as of October 15, 2020 as reported by the Issuer, plus (2) 941,176 shares of Common Stock issuable upon conversion
of the GLEA Note.</P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.25in">(c)</P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">Number of shares as
to which each Reporting Person has:</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 49.7pt">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.75in; text-indent: 0">(1) Sole power to vote or to direct the vote: <U>&#9;&nbsp;&nbsp;&nbsp;&nbsp;1,091,176&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</U>.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.75in; text-indent: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.75in; text-indent: 0">(2) Shared power to vote or to direct the vote: <U>&#9;&nbsp;&nbsp;&nbsp;&nbsp;0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</U>.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.75in; text-indent: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.75in; text-indent: 0">(3) Sole power to dispose or to direct the disposition
of <U>&#9;&nbsp;&nbsp;&nbsp;&nbsp;1,091,176&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</U>.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.75in; text-indent: 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.75in; text-indent: 0">(4) Shared power to dispose or to direct the disposition
of <U>&#9;&nbsp;&nbsp;&nbsp;&nbsp;0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</U>.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 38.25pt; text-align: justify; text-indent: -38.25pt"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"> <B>Item 5.</B> <B>Ownership of Five Percent or Less of a Class </B></P>



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

<P STYLE="text-align: justify; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-indent: 0.5in">If this statement is being filed to report
the fact that as of the date hereof the reporting person has ceased to <FONT STYLE="font-family: Times New Roman, Times, Serif">be
the beneficial owner of more than 5 percent of the class of securities, check the following </FONT><FONT STYLE="font-family: Wingdings">&thorn;</FONT><FONT STYLE="font-family: Times New Roman, Times, Serif">.</FONT></P>

<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>Item 10. Certification </B></P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">By signing below I
certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary
course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the
control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction
having that purpose or effect, other than activities solely in connection with a nomination under &sect; 240.14a-11.</P>

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


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

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

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.25in">After reasonable inquiry
and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.</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; text-indent: 0.5in">Date: February 16, 2021</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"><FONT STYLE="font-size: 10pt">UBS O&rsquo;Connor LLC</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD STYLE="width: 60%">&nbsp;</TD>
    <TD STYLE="width: 3%">&nbsp;</TD>
    <TD STYLE="width: 4%">&nbsp;</TD>
    <TD STYLE="width: 33%">&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">By:&nbsp;</FONT></TD>
    <TD COLSPAN="2" STYLE="border-bottom: Black 1.5pt solid"><FONT STYLE="font-family: Times New Roman, Times, Serif">/s/ Charles Mathys</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Name:&nbsp;</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Charles Mathys</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Title:</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif">Chief Compliance Officer</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-size: 10pt">By:</FONT></TD>
    <TD COLSPAN="2" STYLE="border-bottom: Black 1.5pt solid"><FONT STYLE="font-size: 10pt">/s/ Christopher Smock</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-size: 10pt">Name:</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">Christopher Smock</FONT></TD></TR>
<TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-size: 10pt">Title:</FONT></TD>
    <TD><FONT STYLE="font-size: 10pt">Senior Compliance Officer</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">&nbsp;</P>

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