<SEC-DOCUMENT>0001104659-24-105851.txt : 20241003
<SEC-HEADER>0001104659-24-105851.hdr.sgml : 20241003
<ACCEPTANCE-DATETIME>20241003161517
ACCESSION NUMBER:		0001104659-24-105851
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20241003
DATE AS OF CHANGE:		20241003
GROUP MEMBERS:		WILLIAM H. GATES III

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Otter Tail Corp
		CENTRAL INDEX KEY:			0001466593
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC SERVICES [4911]
		ORGANIZATION NAME:           	01 Energy & Transportation
		IRS NUMBER:				270383995
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-84909
		FILM NUMBER:		241351671

	BUSINESS ADDRESS:	
		STREET 1:		215 S CASCADE ST
		STREET 2:		PO BOX 496
		CITY:			FERGUS FALLS
		STATE:			MN
		ZIP:			56538-0496
		BUSINESS PHONE:		866-410-8780

	MAIL ADDRESS:	
		STREET 1:		215 S CASCADE ST
		STREET 2:		PO BOX 496
		CITY:			FERGUS FALLS
		STATE:			MN
		ZIP:			56538-0496

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Otter Tail Holding Co
		DATE OF NAME CHANGE:	20090618

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CASCADE INVESTMENT, L.L.C.
		CENTRAL INDEX KEY:			0001052192
		ORGANIZATION NAME:           	
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		2365 CARILLON POINT
		CITY:			KIRKLAND
		STATE:			WA
		ZIP:			98033
		BUSINESS PHONE:		4258897900

	MAIL ADDRESS:	
		STREET 1:		2365 CARILLON POINT
		CITY:			KIRKLAND
		STATE:			WA
		ZIP:			98033

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CASCADE INVESTMENT LLC
		DATE OF NAME CHANGE:	19980102
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>tm2425155d1_sc13da.htm
<DESCRIPTION>SC 13D/A
<TEXT>
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<P STYLE="margin: 0">&nbsp;</P>

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

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

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

<P STYLE="font: 18pt 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"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>WASHINGTON</B></FONT><B>,
D.C. 20549</B></P>

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

<P STYLE="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SCHEDULE 13D</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-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>(Amendment No.&nbsp;12)*</B></P>

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

<P STYLE="font: 18pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center; border-bottom: Black 0.5pt solid"><B>Otter Tail
Corporation</B></P>

<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; text-align: center">(Name of Issuer)</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-align: center; border-bottom: Black 0.5pt solid"><B>Common Shares,
par value $5.00 per share</B></P>

<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; text-align: center">(Title of Class&nbsp;of Securities)</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-align: center; border-bottom: Black 0.5pt solid"><B>689648103</B></P>

<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; text-align: center">(CUSIP Number)</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: 100%; padding-right: 5.4pt; padding-left: 5.4pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Jeff Shim,&nbsp;Esq.</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>2365 Carillon Point</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Kirkland, WA 98033</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(425) 889-7900</B></P></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="border-top: Black 0.5pt solid; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center">(Name,
Address and Telephone Number of Persons Authorized to<BR>
Receive Notices and Communications)</P>

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

<P STYLE="border-bottom: Black 0.5pt solid; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>October&nbsp;1,
2024</B></P>

<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; 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">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 0.5in">If the filing person has previously filed a statement on
Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of &sect;&sect;240.13d-1(e),
240.13d-1(f)&nbsp;or 240.13d-1(g), check the following box. <FONT STYLE="font-family: Wingdings"><FONT STYLE="font-family: Wingdings">&#168;</FONT></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 0pt 0.5in">* The remainder of this cover page&nbsp;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 disclosures provided in a prior cover page.</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 0pt 0.5in">The information required on the remainder of this cover page&nbsp;shall
not be deemed to be &ldquo;filed&rdquo; for the purpose of Section&nbsp;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">&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>

<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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    <DIV STYLE="margin-top: 12pt; margin-bottom: 6pt; border-bottom: Black 1pt solid"><P STYLE="margin: 0pt">&nbsp;</P></DIV>
    <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">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR>
    <TD COLSPAN="6" STYLE="border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;&nbsp;CUSIP No.&nbsp; 689648103</FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.</FONT></TD>
    <TD COLSPAN="4" STYLE="border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Names of Reporting Persons<BR>
Cascade Investment, L.L.C.</FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">2. </FONT></TD>
    <TD COLSPAN="4" STYLE="padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Check the Appropriate Box if a Member of a Group (See Instructions)</FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(a)</FONT></TD>
    <TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(b)</FONT></TD>
    <TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Wingdings; font-size: 10pt">&#168;</FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">3.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">SEC Use Only </FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">4.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Source of Funds (See Instructions)<BR>
WC</FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">5.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Check
    if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d)&nbsp;or (e)&nbsp;&nbsp;</FONT><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">6.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Citizenship or Place of Organization <BR>
State of Washington</FONT></TD></TR>
  <TR>
    <TD COLSPAN="3" STYLE="padding: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding: 3pt; text-align: right">&nbsp;</TD>
    <TD STYLE="padding: 3pt">&nbsp;</TD></TR>
  <TR>
    <TD COLSPAN="3" ROWSPAN="7" STYLE="padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Number of<BR>
Shares<BR>
Beneficially<BR>
Owned by<BR>
Each<BR>
Reporting<BR>
Person With</FONT></TD>
    <TD COLSPAN="2" STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">7.</FONT></TD>
    <TD STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Sole Voting Power <BR>
2,973,337 <SUP>(1)</SUP></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="padding: 3pt">&nbsp;</TD></TR>
  <TR>
    <TD COLSPAN="2" STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">8.</FONT></TD>
    <TD STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Shared Voting Power <BR>
-0-</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="padding: 3pt">&nbsp;</TD></TR>
  <TR>
    <TD COLSPAN="2" STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">9.</FONT></TD>
    <TD STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Sole Dispositive Power <BR>
2,973,337 <SUP>(1)</SUP></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="padding: 3pt">&nbsp;</TD></TR>
  <TR>
    <TD COLSPAN="2" STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">10.</FONT></TD>
    <TD STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Shared Dispositive Power <BR>
-0-</FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">11.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Aggregate Amount Beneficially Owned by Each Reporting Person<BR>
2,973,337 <SUP>(1)</SUP></FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">12.</FONT></TD>
    <TD COLSPAN="4" STYLE="border-bottom: Black 1pt solid; vertical-align: bottom; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Check
    if the Aggregate Amount in Row (11)&nbsp;Excludes Certain Shares (See Instructions)&nbsp; </FONT><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">13.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Percent of Class&nbsp;Represented by Amount in Row (11)<BR>
7.1% <SUP>(2)</SUP></FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">14.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: top; border-bottom: Black 1pt solid; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Type of Reporting Person (See Instructions)<BR>
OO</FONT></TD></TR>
  <TR>
    <TD STYLE="width: 3%">&nbsp;</TD>
    <TD STYLE="width: 5%">&nbsp;</TD>
    <TD STYLE="width: 5%">&nbsp;</TD>
    <TD STYLE="width: 1%">&nbsp;</TD>
    <TD STYLE="width: 4%">&nbsp;</TD>
    <TD STYLE="width: 82%">&nbsp;</TD></TR>
  </TABLE>
<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"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></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="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><SUP>(1)</SUP></FONT></TD><TD STYLE="text-align: left">All of the common shares, $5.00
par value per share (the &ldquo;Common Shares&rdquo;), of Otter Tail Corporation (the &ldquo;Issuer&rdquo;) held by Cascade Investment,
L.L.C. (&ldquo;Cascade&rdquo;), may be deemed to be beneficially owned by William H. Gates III as the sole member of Cascade.</TD>
</TR></TABLE>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&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="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><SUP>(2)</SUP></FONT></TD><TD STYLE="text-align: left">Based
on 41,827,967 Common Shares outstanding as of July 31, 2024, as reported on the Issuer&rsquo;s Form 10-Q filed on August 7, 2024.</TD>
</TR></TABLE>

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

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    <DIV STYLE="break-before: page; 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"></P>

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

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR>
    <TD COLSPAN="6" STYLE="padding: 3pt; border-bottom: Black 1pt solid"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;&nbsp;CUSIP No.&nbsp; 689648103</FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">1.</FONT></TD>
    <TD COLSPAN="4" STYLE="border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Names of Reporting Persons<BR>
William H. Gates III</FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">2. </FONT></TD>
    <TD COLSPAN="4" STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Check the Appropriate Box if a Member of a Group (See Instructions)</FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(a)</FONT></TD>
    <TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Wingdings; font-size: 10pt">o</FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">(b)</FONT></TD>
    <TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Wingdings; font-size: 10pt">&uml;</FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">3.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">SEC Use Only </FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">4.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Source of Funds (See Instructions)<BR>
WC</FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">5.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Check if Disclosure of Legal Proceedings Is Required Pursuant to Items 2(d) or (e) &nbsp;</FONT><FONT STYLE="font-family: Wingdings; font-size: 10pt">o</FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">6.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Citizenship or Place of Organization <BR>
United States of America</FONT></TD></TR>
  <TR>
    <TD COLSPAN="3" STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD COLSPAN="2" STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt; text-align: right">&nbsp;</TD>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD></TR>
  <TR>
    <TD COLSPAN="3" ROWSPAN="7" STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Number of<BR>
Shares<BR>
Beneficially<BR>
Owned by<BR>
Each<BR>
Reporting<BR>
Person With</FONT></TD>
    <TD COLSPAN="2" STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">7.</FONT></TD>
    <TD STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Sole Voting Power <BR>
2,973,337 <SUP>(1)</SUP></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD></TR>
  <TR>
    <TD COLSPAN="2" STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">8.</FONT></TD>
    <TD STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Shared Voting Power <BR>
-0-</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD></TR>
  <TR>
    <TD COLSPAN="2" STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">9.</FONT></TD>
    <TD STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Sole Dispositive Power <BR>
2,973,337 <SUP>(1)</SUP></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD></TR>
  <TR>
    <TD COLSPAN="2" STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">10.</FONT></TD>
    <TD STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Shared Dispositive Power <BR>
-0-</FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">11.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Aggregate Amount Beneficially Owned by Each Reporting Person<BR>
 2,973,337 <SUP>(1)</SUP></FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">12.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Check if the Aggregate Amount in Row (11)&nbsp;Excludes Certain Shares (See Instructions)&nbsp; </FONT><FONT STYLE="font-family: Wingdings; font-size: 10pt">o</FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">13.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: bottom; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Percent of Class&nbsp;Represented by Amount in Row (11)<BR>
7.1% <SUP>(2)</SUP></FONT></TD></TR>
  <TR>
    <TD STYLE="padding-top: 3pt; padding-right: 3pt; padding-left: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">14.</FONT></TD>
    <TD COLSPAN="4" STYLE="vertical-align: top; border-bottom: Black 1pt solid; padding-top: 3pt; padding-right: 3pt; padding-left: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Type of Reporting Person (See Instructions)<BR>
IN</FONT></TD></TR>
  <TR>
    <TD STYLE="width: 3%">&nbsp;</TD>
    <TD STYLE="width: 5%">&nbsp;</TD>
    <TD STYLE="width: 5%">&nbsp;</TD>
    <TD STYLE="width: 1%">&nbsp;</TD>
    <TD STYLE="width: 4%">&nbsp;</TD>
    <TD STYLE="width: 82%">&nbsp;</TD></TR>
  </TABLE>



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

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt"></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="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font-size: 10pt"><SUP>(1)</SUP></FONT></TD><TD STYLE="text-align: left">All of the Common Shares of the Issuer held by
Cascade may be deemed to be beneficially owned by William H. Gates III as the sole member of Cascade.</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" 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="width: 0in"></TD><TD STYLE="width: 0.25in; text-align: left"><FONT STYLE="font-size: 10pt"><SUP>(2)</SUP></FONT></TD><TD STYLE="text-align: left">Based on 41,827,967 Common Shares outstanding
as of July 31, 2024, as reported on the Issuer&rsquo;s Form 10-Q filed on August 7, 2024.</TD>
</TR></TABLE>



<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"></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: center">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>EXPLANATORY STATEMENT</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: 0.5in"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">This
Amendment No.&nbsp;12 to Schedule 13D (&ldquo;Amendment&rdquo;) amends and supplements the Schedule 13D previously filed by Cascade Investment,
L.L.C. (&ldquo;Cascade&rdquo;) and William H. Gates III (&ldquo;WHG,&rdquo; and together with Cascade, the &ldquo;Reporting Persons&rdquo;)
with the Securities and Exchange Commission on January&nbsp;22, 2009, as amended April&nbsp;15, 2009; May&nbsp;5, 2009; July&nbsp;2, 2009;
October&nbsp;7, 2009; June&nbsp;29, 2010; August&nbsp;3, 2010; November&nbsp;4, 2011; December&nbsp;13, 2011; January&nbsp;9, 2012; July&nbsp;16,
2012; and February&nbsp;24, 2020, relating to the common shares, par value $5.00 per share (the &ldquo;Common Shares&rdquo;), of </FONT>Otter
Tail Corporation (the &ldquo;Issuer&rdquo;). The information set forth in response to each separate Item below shall be deemed to be a
response to all Items where such information is relevant. Information in the Schedule 13D remains in effect except to the extent that
it is amended or superseded by subsequently filed information, including information in this Amendment.</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>
    <TD STYLE="width: 8%; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Item 2.</B></FONT></TD>
    <TD STYLE="width: 92%; padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Identity and Background</B></FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="padding: 3pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.25pt; text-indent: -22.5pt">(a)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;This
    statement is being filed jointly by Cascade and WHG.</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.25pt; text-indent: -22.5pt">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.25pt; text-indent: -22.5pt">(b)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;The
    business addresses of the Reporting Persons are as follows:</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 59.25pt; text-indent: -0.25in"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><FONT STYLE="font-family: Symbol; font-size: 10pt">&middot;</FONT>&#8239;&#8239;&#8239;&#8239;&#8239;</FONT>Cascade:
2365 Carillon Point, Kirkland, Washington 98033</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 59.25pt; text-indent: -0.25in"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><FONT STYLE="font-family: Symbol; font-size: 10pt">&middot;</FONT>&#8239;&#8239;&#8239;&#8239;&#8239;</FONT>WHG:
500 Fifth Avenue North, Seattle, Washington 98109</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 59.25pt">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.25pt; text-indent: -22.5pt">(c)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;Cascade
    is a limited liability company organized under the laws of the State of Washington. Cascade is a private investment entity that &#8239;seeks
    appreciation of its assets for the benefit of its member. WHG controls Cascade as its sole member. The address of Cascade&rsquo;s &#8239;principal
    office is set forth in paragraph (b)&nbsp;of this item.</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.25pt; text-indent: 0.75pt">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.25pt; text-indent: 0.75pt">WHG, a natural person, is the Trustee
    of the Bill&nbsp;&amp; Melinda Gates Foundation (the &ldquo;Foundation&rdquo;) and its asset trust. The Foundation is a &#8239;nonprofit organization
    fighting poverty, disease, and inequity around the world; its business address is 500 Fifth Avenue North, Seattle, &#8239;Washington 98109.</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 0pt 23.25pt; text-indent: -22.5pt">(d)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;None.</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.25pt; text-indent: -22.5pt">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.25pt; text-indent: -22.5pt">(e)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;None.</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.25pt; text-indent: -22.5pt">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">(f)&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;WHG is a citizen of the United States of America.</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Item 5.</B></FONT></TD>
    <TD STYLE="padding: 3pt"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Interest in Securities of the Issuer</B></FONT></TD></TR>
  <TR>
    <TD STYLE="padding: 3pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding: 3pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.75pt; text-indent: -22.3pt">(a)&#8239;&#8239;&#8239;&#8239;&#8239;See
    items 11 and 13 of the cover pages&nbsp;to this Amendment for the aggregate number of Common Shares and percentage of Common Shares&#8239;beneficially
    owned by each of the Reporting Persons.</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.75pt; text-indent: -22.3pt">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.75pt; text-indent: -22.3pt">(b)&#8239;&#8239;&#8239;&#8239;&#8239;See
    items 7 through 10 of the cover pages&nbsp;to this Amendment for the number of Common Shares beneficially owned by each of the Reporting
    Persons as to which there is sole power to vote or to direct the vote, shared power to vote or to direct the vote, and sole or shared
    power to dispose or to direct the disposition.</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.75pt; text-indent: -22.3pt">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.75pt; text-indent: -22.3pt">(c)&#8239;&#8239;&#8239;&#8239;&#8239;Cascade
    transferred 645,162 Common Shares in a private transaction for no consideration on October&nbsp;1, 2024.</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.75pt; text-indent: -22.3pt">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.75pt; text-indent: -22.3pt">(d)&#8239;&#8239;&#8239;&#8239;&#8239;None.</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.75pt; text-indent: -22.3pt">&nbsp;</P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0 0pt 23.75pt; text-indent: -22.3pt">(e)&#8239;&#8239;&#8239;&#8239;&#8239;Not
    applicable.</P></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"></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">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B>SIGNATURE</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: 0.5in">After reasonable inquiry and to the best of my
knowledge and belief,&nbsp;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>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: top">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&nbsp;Date: &nbsp;October&nbsp;3, 2024 </FONT></TD>
    <TD COLSPAN="3"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">CASCADE INVESTMENT, L.L.C. <SUP>(1)</SUP></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By</FONT></TD>
    <TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*</FONT></TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD STYLE="width: 50%">&nbsp;</TD>
    <TD STYLE="width: 4%">&nbsp;</TD>
    <TD STYLE="width: 5%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name:</FONT></TD>
    <TD STYLE="width: 41%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Alan Heuberger <SUP>(2)</SUP></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Attorney-in-fact for Michael Larson, Business Manager</FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2"></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD COLSPAN="3"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">WILLIAM H. GATES III <SUP>(1)</SUP></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2">&nbsp;</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By</FONT></TD>
    <TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&#8239;&nbsp;&nbsp;&nbsp;*</FONT></TD>
    </TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Name:</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Alan Heuberger <SUP>(3)</SUP></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Title:</FONT></TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Attorney-in-fact</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>*By:</TD>
    <TD COLSPAN="2" STYLE="border-bottom: Black 1pt solid">/s/ Alan Heuberger</TD></TR>
  <TR STYLE="vertical-align: top">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD COLSPAN="2">Alan Heuberger</TD></TR>
  </TABLE>
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<TD STYLE="width: 0"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><SUP>(1)</SUP></FONT></TD><TD>This Amendment is being filed jointly by the Reporting Persons pursuant to the Joint Filing Agreement dated January&nbsp;21, 2009,
and included with the signature page&nbsp;to the Reporting Persons&rsquo; Schedule 13D filed with respect to the Issuer on January&nbsp;22,
2009, SEC File No.&nbsp;005-06638, and incorporated by reference herein.</TD></TR></TABLE>

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<TD STYLE="width: 0"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><SUP>(2)</SUP></FONT></TD><TD>Duly authorized under Special Limited Power of Attorney appointing Alan Heuberger attorney-in-fact, dated October&nbsp;11, 2013, by
and on behalf of Michael Larson, filed as Exhibit&nbsp;99.1 to Amendment No.&nbsp;9 to Cascade&rsquo;s Schedule 13D with respect to Western
Asset/Claymore Inflation-Linked Opportunities&nbsp;&amp; Income Fund on December&nbsp;11, 2013, SEC File No.<B>&nbsp;</B>005-81261, and
incorporated by reference herein.</TD></TR></TABLE>

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<TD STYLE="width: 0"></TD><TD STYLE="width: 0.25in"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><SUP>(3)</SUP></FONT></TD><TD>Duly authorized under Special Limited Power of Attorney appointing Alan Heuberger attorney-in-fact, dated August&nbsp;12, 2008, by
and on behalf of William H. Gates III, filed as Exhibit&nbsp;99.2 to Amendment No.&nbsp;1 to Cascade&rsquo;s Schedule 13D with respect
to the Issuer on April&nbsp;15, 2009, SEC File No.&nbsp;005-06638, and incorporated by reference herein.</TD></TR></TABLE>

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