<SEC-DOCUMENT>0001104659-21-117229.txt : 20210920
<SEC-HEADER>0001104659-21-117229.hdr.sgml : 20210920
<ACCEPTANCE-DATETIME>20210920124447
ACCESSION NUMBER:		0001104659-21-117229
CONFORMED SUBMISSION TYPE:	6-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20210920
FILED AS OF DATE:		20210920
DATE AS OF CHANGE:		20210920

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			GERDAU S.A.
		CENTRAL INDEX KEY:			0001073404
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL WORKS, BLAST FURNACES & ROLLING & FINISHING MILLS [3310]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			D5
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		6-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14878
		FILM NUMBER:		211262596

	BUSINESS ADDRESS:	
		STREET 1:		AV DOUTORA RUTH CARDOSO, 8,501
		STREET 2:		8TH FLOOR
		CITY:			SAO PAULO, SP
		STATE:			D5
		ZIP:			05425-070
		BUSINESS PHONE:		011-55-51-3323-2703

	MAIL ADDRESS:	
		STREET 1:		AV DOUTORA RUTH CARDOSO, 8,501
		STREET 2:		8TH FLOOR
		CITY:			SAO PAULO, SP
		STATE:			D5
		ZIP:			05425-070

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GERDAU SA
		DATE OF NAME CHANGE:	19981112
</SEC-HEADER>
<DOCUMENT>
<TYPE>6-K
<SEQUENCE>1
<FILENAME>tm2128016d1_6k.htm
<DESCRIPTION>FORM 6-K
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<P STYLE="margin: 0">&nbsp;</P>

<!-- Field: Rule-Page --><DIV STYLE="margin-top: 12pt; margin-bottom: 3pt; 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"></P>



<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>FORM 6-K</B></P>

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

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

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

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>REPORT OF FOREIGN PRIVATE ISSUER</B></P>

<P STYLE="font: 12pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE</B></P>

<P STYLE="font: bold 12pt Times New Roman, Times, Serif; margin: 0pt 0; text-transform: uppercase; text-align: center">SECURITIES EXCHANGE
ACT OF 1934</P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center">Dated September 20, 2021</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-top: 0pt; margin-bottom: 0pt; text-align: center">Commission File Number 1-14878</P>

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

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>GERDAU S.A.</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Exact Name as Specified in its Charter)</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-top: 0pt; margin-bottom: 0pt; text-align: center"><U>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;N/A&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</U></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Translation of Registrant&#8217;s Name)</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">Av. Dra. Ruth Cardoso, 8,501 &#8211; 8&deg; andar</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">S&atilde;o Paulo, S&atilde;o Paulo - Brazil CEP
05425-070</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Address of principal executive offices)</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; text-indent: 0.5in">Indicate by check mark whether
the registrant files or will file annual reports under cover Form 20-F or Form 40-F.</P>

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

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%"><TR STYLE="vertical-align: top; text-align: justify">
<TD STYLE="padding-left: 0.5in; text-align: justify; width: 15%">Form 20-F</TD>
<TD STYLE="text-align: justify; width: 4%"><FONT STYLE="font-family: Wingdings">&#120;</FONT>&nbsp;</TD>
                            <TD STYLE="text-align: justify; width: 9%">Form 40-F</TD>
                            <TD STYLE="text-align: justify"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD>
</TR></TABLE>


<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">Indicate by check mark if
the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): <FONT STYLE="font-family: Wingdings">&#168;</FONT></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">Indicate by check mark if
the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): <FONT STYLE="font-family: Wingdings">&#168;</FONT></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">Indicate by check mark whether
by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant
to Rule 12g3-2(b) under the Securities Exchange Act of 1934.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">&nbsp;</P><TABLE CELLPADDING="0" CELLSPACING="0" STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0; margin-bottom: 0; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; padding-left: 0.5in; width: 10%">Yes</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 5%"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 4%">No </TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"><FONT STYLE="font-family: Wingdings">&#120;</FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; text-align: justify; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

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


<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify; text-indent: 0.5in">If &#8220;Yes&#8221; is marked,
indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): Not applicable.</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"></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"></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; text-indent: 0.5in">&nbsp;</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">SIGNATURES</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; text-indent: 1in">Pursuant to the requirements
of the Securities Exchange Act of 1934, the registrant has duly caused the Report to be signed on its behalf by the undersigned, thereunto
duly authorized.</P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">Date:&nbsp;&nbsp;September 20, 2021</P>

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

<TABLE CELLPADDING="0" CELLSPACING="0" STYLE="border-collapse: collapse; width: 100%">
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif">GERDAU S.A.</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD COLSPAN="2" STYLE="font: 10pt Times New Roman, Times, Serif">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 50%">&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; width: 3%">By:&nbsp;&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 47%">/s/ Harley Lorentz Scardoelli</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">Name:&nbsp;&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">Harley Lorentz Scardoelli</TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif">Title:</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif"> Investor Relations Director</TD></TR>
  </TABLE>


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

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

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">&nbsp;</P><TABLE CELLPADDING="0" CELLSPACING="0" ALIGN="CENTER" STYLE="border-collapse: collapse; width: 80%">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; width: 8%; text-align: left">Exhibit</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="border-bottom: Black 1pt solid; font: 10pt Times New Roman, Times, Serif; text-align: center">Description of Exhibit</TD></TR>

<TR STYLE="vertical-align: bottom">
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><A HREF="tm2128016d1_ex99-1.htm" STYLE="-sec-extract: exhibit">99.1</A></TD>
    <TD>&nbsp;</TD>
    <TD STYLE="font: 10pt Times New Roman, Times, Serif; text-align: left"><A HREF="tm2128016d1_ex99-1.htm" STYLE="-sec-extract: exhibit">Material Fact, September 13, 2021</A></TD></TR>
  </TABLE>
<P STYLE="text-align: justify; font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt">&nbsp;</P>

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

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<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>tm2128016d1_ex99-1.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
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<P STYLE="margin: 0">&nbsp;</P>

<P STYLE="text-align: right; margin: 0"><B>Exhibit 99.1</B></P>

<P STYLE="margin: 0; text-align: right">&nbsp;</P>

<P STYLE="margin-top: 0; margin-bottom: 0; text-align: center">&nbsp;</P>

<P STYLE="margin-top: 0; margin-bottom: 0; text-align: center"><IMG SRC="tm2128016d1_ex99-1img01.jpg" ALT="">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-transform: uppercase; text-align: center">&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: 50%; padding-right: 5.4pt; padding-left: 5.4pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>GERDAU S.A.</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">CNPJ/MF n&ordm; 33.611.500/0001-19</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">NIRE: 35300520696</P></TD>
    <TD STYLE="width: 50%; padding-right: 5.4pt; padding-left: 5.4pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>METAL&Uacute;RGICA GERDAU S.A.</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">CNPJ/MF n&ordm; 92.690.783/0001-09</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">NIRE: 35300520751</P></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>&nbsp;</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SEIVA S.A. &ndash; FLORESTAS E IND&Uacute;STRIAS</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">CNPJ/MF n&ordm; 87.043.832/0001-73</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-transform: uppercase; text-align: center">NIRE: 35300521781</P>

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

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-transform: uppercase; text-align: center"><B>material fact</B></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">Gerdau S.A., Metal&uacute;rgica Gerdau S.A. and
Seiva S.A. - Florestas e Ind&uacute;strias (collectively, &ldquo;the Company&rdquo;), in accordance with CVM resolution number 44/2021,
hereby informs its shareholders and the capital markets that the Company, within the scope of lawsuit number 0023102-98.1990.8.19.0001,
which is under judgment by the 14<SUP>th</SUP> <FONT STYLE="background-color: White">civil court in the District of Rio de Janeiro (&ldquo;14<SUP>th</SUP>
civil court&rdquo;), claiming the compensation of the losses caused by the Compulsory Electric Power Loan (ECE), had the following case
development:</FONT></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">a)</TD><TD STYLE="text-align: justify"><FONT STYLE="background-color: White">On December 16, 2019, the judicial expert designated by the 14<SUP>th</SUP>
civil court concluded the expert report;</FONT></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in; 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">b)</TD><TD STYLE="text-align: justify">On November 25, 2020, the decision from the expert report was accepted in favor of the Company, establishing
the amount of approximately R$ 1.5 billion to be received by the Company;</TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in">&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">c)</TD><TD STYLE="text-align: justify"><FONT STYLE="background-color: White">On August 10, 2021, the judgment of interlocutory appeal filed
by Centrais El&eacute;tricas Brasileiras S/A (&ldquo;Eletrobras&rdquo;) was concluded and the decision issued by 14<SUP>th</SUP> civil
court was maintained by the 8<SUP>th</SUP> Civil Chamber of the Court of state of Rio de Janeiro;</FONT></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in">&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">d)</TD><TD STYLE="text-align: justify"><FONT STYLE="background-color: White">On September 10, 2021 the Company became aware that Eletrobras
made the deposit/payment in court of the amount established by the judicial system of the state of Rio de Janeiro, including the accrued
charges of late interests and defeat fees;</FONT></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in">&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">e)</TD><TD STYLE="text-align: justify"><FONT STYLE="background-color: White">The decision that established the amount in favor of Gerdau group
was maintained by all instances of the judicial system of the state of Rio de Janeiro, and its suspension was rejected by the Superior
Court of Justice (STJ); and</FONT></TD></TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in">&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">f)</TD><TD STYLE="text-align: justify"><FONT STYLE="background-color: White">The final decision was reached, based on a judicial enforcement
instrument, not subject to review of any nature by the Court, being possible only the appeals and other measures with remote possibilities
of reception, due to its motivation being only delaying the solution.</FONT></TD></TR></TABLE>

<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 that sense, considering the current stage of
the case, the Company concluded that the referred asset, until then considered as contingent asset, as disclosed in footnote 15 of the
Financials Statements of Gerdau S.A. and Metal&uacute;rgica Gerdau S.A. as of June 30, 2021, due to uncertainties regarding the term,
form and amount that would be effectively paid, conditions that are now defined, and these assets reached the accounting characteristics
to provide the economic benefits, according to paragraph 35 of IAS 37 (CPC 25), which demands the recognition by the Company, in the 3<SUP>rd</SUP>
quarter of 2021, of a gain in the income statement and assets, which together total approximately R$ 1.5 billion, gross of taxes and related
costs/fees.</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 Company clarifies that is undertaking the
necessary measures at the 14<SUP>th</SUP> civil court to withdraw the amounts deposited in court.</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: justify">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: justify">The Company will keep its shareholders and the
general public informed about the development of this case.</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-top: 0pt; margin-bottom: 0pt; text-align: center">S&atilde;o Paulo, September 13, 2021.</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-top: 0pt; margin-bottom: 0pt; text-align: center">Harley Lorentz Scardoelli</P>

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

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

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



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

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