<SEC-DOCUMENT>0000950103-12-003075.txt : 20120611
<SEC-HEADER>0000950103-12-003075.hdr.sgml : 20120611
<ACCEPTANCE-DATETIME>20120611172951
ACCESSION NUMBER:		0000950103-12-003075
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20120611
DATE AS OF CHANGE:		20120611

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			YPF SOCIEDAD ANONIMA
		CENTRAL INDEX KEY:			0000904851
		STANDARD INDUSTRIAL CLASSIFICATION:	PETROLEUM REFINING [2911]
		IRS NUMBER:				521612271
		STATE OF INCORPORATION:			C1
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-50107
		FILM NUMBER:		12901440

	BUSINESS ADDRESS:	
		STREET 1:		AVENIDA PTE R SAENZ 777-8 PISO
		CITY:			BUENOS AIRES 1364 AR
		STATE:			C1
		BUSINESS PHONE:		5413267265

	MAIL ADDRESS:	
		STREET 1:		AVENIDA PTE R SAENZ 777-8 PISO
		CITY:			BUENOS AIRES
		STATE:			C1

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Repsol, S.A.
		CENTRAL INDEX KEY:			0000847838
		STANDARD INDUSTRIAL CLASSIFICATION:	PETROLEUM REFINING [2911]
		IRS NUMBER:				000000000
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		PASEO DE LA CASTELLANA 278-280
		CITY:			MADRID SPAIN
		STATE:			U3
		ZIP:			28046
		BUSINESS PHONE:		212-495-1784

	MAIL ADDRESS:	
		STREET 1:		PASEO DE LA CASTELLANA
		STREET 2:		278-280
		CITY:			MADRID
		STATE:			U3
		ZIP:			U328046

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	REPSOL YPF SA
		DATE OF NAME CHANGE:	20000710

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	REPSOL SA
		DATE OF NAME CHANGE:	20000710
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>dp31135_sc13da.htm
<DESCRIPTION>FORM SC 13D/A
<TEXT>
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<div style="TEXT-ALIGN: center; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman, serif; FONT-SIZE: 14pt; FONT-WEIGHT: bold">SECURITIES AND EXCHANGE COMMISSION</font></div>

<div style="TEXT-ALIGN: center; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Washington, D.C.&#160;&#160;20549</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman, serif; FONT-SIZE: 14pt; FONT-WEIGHT: bold">SCHEDULE 13D/A</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Under the Securities Exchange Act of 1934</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">(Amendment No. 8 to Amended and Restated Schedule 13D)*</font></div>
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<td colspan="5" valign="bottom" width="80%" style="BORDER-BOTTOM: #000000 2px solid; TEXT-ALIGN: center; TEXT-INDENT: 0pt; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt">
<div style="TEXT-ALIGN: center; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">YPF SOCIEDAD AN&#211;NIMA</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">CLASS D SHARES</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">(PAR VALUE PS. 10 PER SHARE)</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(Title of Class of Securities)</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">984245100</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(CUSIP Number)</font></div>
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<td colspan="5" valign="bottom" width="80%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;</font></td>
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<td colspan="5" valign="bottom" width="80%" style="BORDER-BOTTOM: #000000 2px solid; TEXT-ALIGN: center; TEXT-INDENT: 0pt; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt">
<div style="TEXT-ALIGN: center; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Miguel Mart&#237;nez San Mart&#237;n</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Repsol, S.A.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">(Formerly known as Repsol YPF, S.A.)</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Paseo de la Castellana, 278&#8212;280</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">28046 Madrid, Spain</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Tel: (011-34) 91 314-2821</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(Name, Address and Telephone Number of Person Authorized to</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Receive Notices and Communications)</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">May 30, 2012</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(Date of Event which Requires Filing of this Statement)</font></div>
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<td colspan="5" valign="top" width="80%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;</font></td>
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<td colspan="5" valign="top" width="80%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 27pt; MARGIN-RIGHT: 23.75pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">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 &#167;&#167;240.13d-1(e), 240.13d-l(f) or 240.13d-l(g), check the following box.&#160; <font style="DISPLAY: inline; FONT-FAMILY: wingdings">o</font></font></div>
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<td colspan="5" valign="top" width="80%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;</font></td>
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<td colspan="5" valign="top" width="80%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 27pt; MARGIN-RIGHT: 23.75pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">*The remainder of this cover page shall be filled out for a reporting person&#8217;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.</font></div>
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<td colspan="5" valign="top" width="80%"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;</font></td>
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<td colspan="5" valign="top" width="80%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 27pt; MARGIN-RIGHT: 24pt" align="justify"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">The information required on the remainder of this cover page shall not be deemed to be &#8220;filed&#8221; for the purpose of Section 18 of the Securities Exchange Act of 1934 (&#8220;Exchange Act&#8221;) or otherwise subject to the liabilities of that section of the Exchange Act but shall be subject to all other provisions of the Exchange Act (however, see the Notes).</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 24pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(Continued on following pages)</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">CUSIP No. 984245100</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">1.</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">NAMES OF REPORTING PERSONS.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">REPSOL, S.A.</font></div>

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<td valign="top" width="11%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">2.</font></div>
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<td align="left" colspan="4" valign="top" width="89%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; BORDER-RIGHT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (see instructions)</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">(a)&#160; <font style="DISPLAY: inline; FONT-FAMILY: wingdings">o</font></font></div>

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<td valign="top" width="11%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">3.</font></div>
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<td align="left" colspan="4" valign="top" width="89%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; BORDER-RIGHT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">SEC USE ONLY</font></div>

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<td valign="top" width="11%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">4.</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">SOURCE OF FUNDS (see instructions)</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">NOT APPLICABLE</font></div>
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<td valign="top" width="11%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">5.</font></div>
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<td align="left" colspan="4" valign="top" width="89%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; BORDER-RIGHT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">CHECK IF DISCLOSURE OF LEGAL PROCEEDINGS IS REQUIRED PURSUANT TO ITEM 2(d) or 2(e)&#160;&#160;&#160;&#160;&#160;&#160; <font style="DISPLAY: inline; FONT-FAMILY: wingdings">o</font></font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">KINGDOM OF SPAIN</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH</font></div>
</td>
<td align="left" valign="top" width="6%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; PADDING-LEFT: 0pt; MARGIN-LEFT: 9pt">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 9pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">7.</font></div>
</td>
<td align="left" colspan="2" valign="top" width="74%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; BORDER-RIGHT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">SOLE VOTING POWER</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">&#160;</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">46,475,858 CLASS D SHARES</font></div>
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<td align="left" valign="top" width="6%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; PADDING-LEFT: 0pt; MARGIN-LEFT: 9pt">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 9pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">8.</font></div>

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</td>
<td align="left" colspan="2" valign="top" width="74%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; BORDER-RIGHT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">SHARED VOTING POWER</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">NOT APPLICABLE</font></div>
</td>
</tr><tr>
<td align="left" valign="top" width="6%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; PADDING-LEFT: 0pt; MARGIN-LEFT: 9pt">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 9pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">9.</font></div>

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</td>
<td align="left" colspan="2" valign="top" width="74%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; BORDER-RIGHT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">SOLE DISPOSITIVE POWER</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">&#160;</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">46,475,858 CLASS D SHARES</font></div>
</td>
</tr><tr>
<td align="left" valign="top" width="6%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; PADDING-LEFT: 0pt; MARGIN-LEFT: 9pt">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 9pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">10.</font></div>

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</td>
<td align="left" colspan="2" valign="top" width="74%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; BORDER-RIGHT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">SHARED DISPOSITIVE POWER</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">&#160;</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">NOT APPLICABLE</font></div>
</td>
</tr><tr>
<td valign="top" width="11%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">11.</font></div>
</td>
<td align="left" colspan="4" valign="top" width="89%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; BORDER-RIGHT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">&#160;</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">46,475,858 CLASS D SHARES</font></div>
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</tr><tr>
<td valign="top" width="11%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">12.</font></div>
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<td align="left" colspan="4" valign="top" width="89%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; BORDER-RIGHT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">CHECK IF THE AGGREGATE AMOUNT IN ROW 11 EXCLUDES CERTAIN SHARES (see instructions)&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; <font style="DISPLAY: inline; FONT-FAMILY: wingdings">o</font></font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block">&#160;</div>
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</tr><tr>
<td valign="top" width="11%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">13.</font></div>
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<td align="left" colspan="4" valign="top" width="89%" style="BORDER-BOTTOM: #000000 2px solid; BORDER-LEFT: black 2px solid; BORDER-RIGHT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 11</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">&#160;</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">11.82% OF CLASS D SHARES</font></div>
</td>
</tr><tr>
<td valign="top" width="11%" style="BORDER-BOTTOM: black 2px solid; BORDER-LEFT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">14.</font></div>
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<td align="left" colspan="4" valign="top" width="89%" style="BORDER-BOTTOM: black 2px solid; BORDER-LEFT: black 2px solid; BORDER-RIGHT: black 2px solid">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">TYPE OF REPORTING PERSON (see instructions)</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">&#160;</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">CO</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 0pt" align="left"><font style="FONT-STYLE: italic; DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 1.&#160;&#160;Security and Issuer</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>

<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">The Annual General Shareholders Meeting of Repsol YPF, S.A. held on May 31, 2012 resolved to change the name of the Company from Repsol YPF, S.A. to Repsol, S.A. (&#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Repsol</font>&#8221;).</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>

<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Repsol hereby amends and supplements its report on Schedule 13D, as last amended on May 17, 2012 (as heretofore amended and restated, the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Schedule 13D</font>&#8221;), with respect to the Class D Shares, nominal value PS. 10 per share (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Class D Shares</font>&#8221;), of YPF Sociedad An&#243;nima, an Argentine corporation (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Issuer</font>&#8221; or the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Company</font>&#8221;).&#160;&#160;The principal executive offices of the Issuer are located at Macacha G&#252;emes 515, C1106BKK Ciudad Aut&#243;noma de Buenos Aires, Argentina.&#160;&#160;Unless otherwise indicated, capitalized terms used in this Amendment No. 8 (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Amendment</font>&#8221;), but not defined herein, shall have the meaning assigned to such terms in the Schedule 13D.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 0pt" align="left"><font style="FONT-STYLE: italic; DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 2.&#160;&#160;Identity and Background</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>

<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Item 2 of the Schedule 13D is hereby amended and supplemented by the following information:</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>

<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Repsol is filing this Amendment to Schedule 13D to reflect changes to its effective beneficial ownership of Class D Shares.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">As previously reported, on May 7, 2012 the Expropriation Law went into effect in Argentina. The Expropriation Law rendered Argentina, by operation of Argentine law, the beneficial owner of 51% of the Class D shares of the Company, owned by Repsol.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>

<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">On May 10, 2012, Caja de Valores, S.A. (&#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Caja</font>&#8221;), the Argentine Depositary of the Issuer&#8217;s Class D Shares, informed Repsol that at the request of the Argentine appointed Interventor of the Issuer, the Caja had acknowledged the rights conferred upon Argentina by the Expropriation Law over 155,930,165 Class D Shares owned directly and indirectly by Repsol duly registered on the books of Caja.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">On May 23, 2012, The Bank of New York Mellon informed Repsol that pursuant to various communications received by The Bank of New York Mellon from the Issuer, it appears that the number of Class D Shares, in the form of American Depositary Receipts of the Issuer, eligible for voting and other purposes directly or indirectly by Repsol as of such date was 25,300,788, in effect depriving Repsol of its ability to direct the vote or disposition over 44,659,360 Class D Shares.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="justify">&#160;</div>

<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Repsol does not concede that the Expropriation Law, or any of the actions described above, is valid and enforceable and accordingly reserves all rights to dispute or challenge the validity and enforceability of the Expropriation Law or any action, document or instrument in connection thereunder, in any forum. Nothing discussed herein constitutes, or should be construed as constituting, a waiver or otherwise of any rights, actions or other relief available to Repsol in connection with the foregoing.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">As previously reported, Repsol, in its capacity as lender, entered into (i) a Seller Credit Agreement dated February 21, 2008 with Petersen Energ&#237;a S.A. (&#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Petersen Energ&#237;a</font>&#8221;), as borrower, and The Bank of New York, as Collateral Agent (The &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">First Seller Credit Agreement</font>&#8221;) and (ii) a Seller Credit Agreement dated May 19, 2011 with Petersen Energ&#237;a Inversora S.A.U. (&#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">PEISA</font>&#8221;), as borrower and The Bank of New York Mellon, as Collateral Agent (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Second Seller Credit Agreement</font>&#8221; and together with the First Seller Credit Agreement, the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Seller Credit Agreements</font>&#8221;), in order to finance in part the acquisition of certain Class D Shares by each of the Borrowers and their respective affiliates. Petersen Energ&#237;a and PEISA are referred to herein as the &#8220;Borrowers.&#8221;</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Pursuant to the terms of each Seller Credit Agreement, on May 30, 2012, Repsol notified (each an &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Event of Default Notification</font>&#8221;) the respective Borrower thereunder that certain Events of Default (as defined in the applicable Seller Credit Agreement) had occurred and were continuing to occur, and as a result, the Loans (as defined in each Seller Credit Agreement) became due and payable immediately, together with accrued interest thereon and all fees and other obligations of each Borrower accrued under the applicable Seller Credit Agreement.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">The First Seller Credit Agreement is secured by Collateral (as defined in the First Pledge and Security Agreement), including certain Class D Shares, pursuant to the Pledge and Security Agreement dated February 21, 2008 between Petersen Energ&#237;a, as pledgor and The Bank of New York, as collateral agent (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">First Pledge and Security Agreement</font>&#8221;).</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">The Second Seller Credit Agreement is secured by Collateral (as defined in the Second Pledge and Security Agreement), including certain Class D Shares, pursuant to the Pledge and Security Agreement dated May 19, 2011 between PEISA, as pledgor and The Bank of New York Mellon, as collateral agent (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Second Pledge and Security Agreement</font>&#8221; and together with the First Pledge and Security Agreement, the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Pledge Agreements</font>&#8221;).</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">On May 30, 2012, Repsol requested and received a confirmation from each Borrower (each such confirmation, a &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Voting Confirmation</font>&#8221;) that (i) pursuant to Section 4.04(b) of the applicable Pledge Agreement, such Borrower ceased to be entitled to exercise the voting, consensual and other powers of ownership pertaining to the Pledged Shares (as defined in each Pledge Agreement) as of the occurrence of the Events of Default (as defined in the applicable Seller Credit Agreement); and (ii) pursuant to Section 4.05(a) of the applicable Pledge Agreement, the Collateral Agent thereunder has the right to exercise the voting, consensual and other powers of ownership pertaining to the Pledged Shares (as defined in the applicable Pledge Agreement) pursuant to instructions provided by Repsol.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">In connection with the First Seller Credit Agreement and the Senior Secured Term Loan Facility (as defined in the First Intercreditor Agreement), Repsol entered into an Intercreditor Agreement, dated February 21, 2008, with certain lenders, Petersen Energ&#237;a, as borrower, Credit Suisse, London Branch, as senior agent and intercreditor agent, Petersen Energ&#237;a PTY, Ltd., and HSBC Bank plc, as collateral agent (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">First Intercreditor Agreement</font>&#8221;). Repsol also entered into an Intercreditor Agreement dated May 9, 2011 with certain lenders, Petersen Energ&#237;a Inversora, S.A.U., as borrower, Credit Suisse AG, London Branch, as senior agent and intercreditor agent, and The Bank of New York Mellon as Collateral Agent and Petersen Energ&#237;a Inversora Holdings, S.A. as shareholder (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Second Intercreditor Agreement</font>,&#8221; and together with the First Intercreditor Agreement, the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Intercreditor</font> <font style="DISPLAY: inline; FONT-WEIGHT: bold">Agreements</font>&#8221;) relating to the Senior Secured Term Loan Facility (as defined in the Second Intercreditor Agreement) and the Second Seller Credit Agreement.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">As a result of the events described above, and pursuant to the terms of each Seller Credit Agreement, each Pledge Agreement and the confirmations included in each Voting Confirmation, and subject to the provisions of&#160;the applicable&#160;Intercreditor Agreements, Repsol currently has the sole power to direct the vote and direct the disposition of 21,174,920 Class D Shares, in addition to the 25,300,788 Class D Shares described above.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">The foregoing descriptions of each Seller Credit Agreement, each Event of Default Notification, each Pledge Agreement, each Voting Confirmation and each Intercreditor Agreement does not purport to be complete and is subject to, and qualified in its entirety by, the full text of each Seller Credit Agreement, each Event of Default Notification, each Pledge Agreement, each Voting Confirmation and each Intercreditor Agreement, as applicable which are incorporated by reference herein from Exhibits 7.06, 7.12 and 99.23 that were previously filed, and Exhibits 99.25-99.29 hereto.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">The name, business address, present principal occupation or employment and citizenship of each director and executive officer of Repsol is set forth on <font style="DISPLAY: inline; TEXT-DECORATION: underline">Schedule A</font> attached hereto.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">During the last five years, none of Repsol and, to the best of Repsol&#8217;s knowledge, the persons listed on <font style="DISPLAY: inline; TEXT-DECORATION: underline">Schedule A</font> attached hereto, has been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors) or has been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject, to federal or state securities laws or finding any violation with respect to such laws.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 0pt" align="left"><font style="FONT-STYLE: italic; DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 3.&#160;&#160;Source and Amount of Funds or Other Consideration</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">This Amendment relates to the events described in Item 2 above and Item 4 below.&#160;&#160;Repsol is not purchasing any shares of the Issuer.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 0pt" align="left"><font style="FONT-STYLE: italic; DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 4.&#160;&#160;Purpose of Transaction</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Item 4 of the Schedule 13D is hereby amended and supplemented by paragraphs three to fourteen under Item 2 above.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Except as set forth herein, Repsol does not have any plans or proposals that relate to or would result in any of the transactions described in subparagraphs (a) through (j) of Item 4 of Schedule 13D.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Repsol intends to use its Class D Shares to, from time to time, nominate and vote for certain directors and their alternates. In addition, Repsol reserves all rights to dispute and challenge the validity and enforceability of the Expropriation Law or any action, document or instrument in connection thereunder, in any forum.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 0pt" align="left"><font style="FONT-STYLE: italic; DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 5.&#160;&#160;Interest in Securities of the Issuer</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Item 5(a) of the Schedule 13D is hereby amended and supplemented by the following information:</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Subject to the events described under Item 2 above, Repsol beneficially owns, for the purpose of Rule 13d-3 promulgated under the Exchange Act, 46,475,858 Class D Shares, representing approximately 11.82% of the Issuer&#8217;s outstanding Class D Shares.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Except as set forth herein, none of Repsol, and, to the best of its knowledge, any persons named in <font style="DISPLAY: inline; TEXT-DECORATION: underline">Schedule A</font> hereto owns beneficially any shares of the Issuer.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Item 5(b) of the Schedule 13D is hereby amended and supplemented by the following information:</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">As described under Item 2 above, Repsol has sole power to direct the vote and to direct the disposition of 46,475,858 Class D Shares.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Item 5(c) of the Schedule 13D is hereby amended and supplemented by the following information:</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Other than the events described in Item 2 of this Amendment, the transactions in the Class D Shares of the Issuer effected by Repsol or, to the knowledge of Repsol, any person named in <font style="DISPLAY: inline; TEXT-DECORATION: underline">Schedule A</font>, since the filing of Repsol&#8217;s Amendment No. 7 to the Schedule 13D with the Securities and Exchange Commission on May 17, 2012 are listed in <font style="DISPLAY: inline; TEXT-DECORATION: underline">Schedule B</font>.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 0pt" align="left"><font style="FONT-STYLE: italic; DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 6. <a name="a__"><!--EFPlaceholder--></a>Contracts, Arrangements, Understandings or Relationships with Respect to Securities of the Issuer</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Item 6 of the Schedule 13D is hereby amended and supplemented by paragraphs three to fourteen under Item 2 above.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">On November 12, 2008, Repsol entered into a Pledge and Security Agreement between PEISA, as pledgor, Repsol, as guarantor and The Bank of New York Mellon, as collateral agent (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Santander Loan Pledge Agreement</font>&#8221;), under which PEISA pledged Collateral (as defined in the Santander Loan Pledge Agreement) as security for the Secured Obligations (as defined in the Santander Loan Pledge Agreement). Such Collateral includes 2,210,192 Class D Shares. The Santander Loan Pledge Agreement contains other customary terms and conditions.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">The Santander Loan Pledge Agreement was entered into in connection with a Guaranty Agreement dated June 6, 2008 between PEISA, as debtor, Repsol, as guarantor and Banco Santander, S.A. as financing entity (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Santander Loan Guaranty</font>&#8221;), whereby Repsol guaranteed the payment obligations incurred by PEISA under the<font style="DISPLAY: inline"> U.S.$198,500,000</font> Credit Facility Agreement dated June 6, 2008 between PEISA, as borrower and Banco Santander, S.A., as financial entity (the &#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Santander Loan Agreement</font>&#8221;), the proceeds of which were used to finance the acquisition of certain Class D Shares by PEISA and its affiliates.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Under the Santander Loan Agreement, principal payments are required to be made at certain periodic intervals up to November 15, 2013, the final maturity date. At such date, 82.25% of the principal is due and all other payments which PEISA is liable for must have been repaid. The loan bears an interest rate per annum as determined pursuant to a formula described in the Santander Loan Agreement. Upon the occurrence and during the continuance of a payment default, an additional interest rate of 2% per annum applies above the interest rate ordinarily payable. The Santander Loan Agreement and the Santander Loan Guaranty include other customary terms and conditions.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">On May 18, 2012, Banco Santander, S.A. sent a notice of default to PEISA, stating a partial default under the Santander Loan Agreement had occurred resulting from the failure of the Borrower to repay the May 15, 2012 installment, however it did not accelerate the obligations of PEISA under the Santander Loan Agreement. Banco Santander, S.A. claimed such payment from Repsol, in its capacity as guarantor of PEISA&#8217;s obligations under the Santander Loan Agreement. Repsol is considering its rights under the Santander Loan Pledge Agreement.</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">The foregoing descriptions of the Santander Loan Pledge Agreement, Santander Loan Guaranty and Santander Loan Agreement does not purport to be complete and is subject to, and qualified in its entirety by, the full text of the Santander Loan Pledge Agreement, Santander Loan Guaranty and Santander Loan Agreement, as applicable which are incorporated by reference herein from Exhibits 99.30, 99.31 and 99.32 hereto.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 0pt" align="left"><font style="FONT-STYLE: italic; DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Item 7.&#160;&#160;Material to be Filed as Exhibits</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Item 7 is hereby amended to add the following exhibits:</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">99.25&#160;&#160;&#160;&#160;&#160;&#160;&#160;Pledge and Security Agreement dated February 21, 2008 between Petersen Energ&#237;a S.A., as pledgor and The Bank of New York, as collateral agent (incorporated by reference to Exhibit 99.41 of Amendment No. 14 to Petersen <font style="DISPLAY: inline">Energ&#237;a</font> Inversora S.A.&#8217;s Schedule 13D filed on June 1, 2012)</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">99.26&#160;&#160;&#160;&#160;&#160;&#160;&#160;Pledge and Security Agreement dated May 19, 2011 between Petersen Energ&#237;a Inversora, S.A.U., as pledgor and The Bank of New York Mellon, as collateral agent (incorporated by reference to Exhibit 99.33 of Amendment No. 11 to Petersen Energ&#237;a Inversora S.A.&#8217;s Schedule 13D filed on May 20, 2011)</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">99.27&#160;&#160;&#160;&#160;&#160;&#160;&#160;Event of Default Notifications (incorporated by reference to Exhibit 99.40 of Amendment No. 14 to Petersen Energ&#237;a Inversora S.A.&#8217;s Schedule 13D filed on June 1, 2012)</font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">99.28&#160;&#160;&#160;&#160;&#160;&#160;&#160;Voting confirmations (incorporated by reference to Exhibit 99.42 of Amendment No. 14 to Petersen Energ&#237;a Inversora S.A.&#8217;s Schedule 13D filed on June 1, 2012)</font></div>

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<div style="TEXT-ALIGN: left; TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">99.29&#160;&#160;&#160;&#160;&#160;&#160;&#160;Intercreditor Agreement dated May 19, 2011 between Repsol YPF, S.A. and Banco Ita&#250; BBA International, S.A. Sucursal Financeira Exterior, Credit Suisse AG / New York Branch, Citibank International plc, Sucursal en Espa&#241;a, Standard Bank plc and BNP Paribas, acting through its New York Branch, as the Lenders and Petersen Energ&#237;a Inversora, S.A.U. as the Borrower, Credit Suisse AG, London Branch as Senior Agent and Intecreditor Agent, The Bank of New York Mellon as Collateral Agent and Petersen Energ&#237;a Inversora Holdings, S.A. as the Shareholder (incorporated by reference to Exhibit 99.32 of Amendment No. 11 to Petersen Energ&#237;a Inversora S.A.&#8217;s Schedule 13D filed on May 20, 2011)</font></div>

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<div style="TEXT-ALIGN: left; TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">99.30&#160;&#160;&#160;&#160;&#160;&#160;&#160;<font style="DISPLAY: inline">Credit Facility Agreement dated June 6, 2008 between</font> <font style="DISPLAY: inline">Petersen </font>Energ&#237;a Inversora, S.A.U., as borrower and <font style="DISPLAY: inline">Banco Santander, S.A., as financing entity (English translation) (incorporated by reference to Exhibit 99.B of Amendment No. 4 to Petersen Energ&#237;a Inversora S.A.&#8217;s Schedule 13D filed on September 11, 2008)</font></font></div>

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<div style="TEXT-ALIGN: left; TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">99.31&#160;&#160;&#160;&#160;&#160;&#160;&#160;Guaranty Agreement dated June 6, 2008 between Petersen Energ&#237;a Inversora, S.A.U., as debtor, Repsol YPF S.A., as guarantor and Banco Santander, S.A. as financing entity (English translation) <font style="DISPLAY: inline">(incorporated by reference to Exhibit 99.21 of Amendment No. 8 to Petersen Energ&#237;a Inversora S.A.&#8217;s Schedule 13D filed on November 12, 2008)</font></font></div>

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<div style="TEXT-ALIGN: left; TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">99.32&#160;&#160;&#160;&#160;&#160;&#160;&#160;Pledge and Security Agreement dated November 12, 2008 between <font style="DISPLAY: inline">Petersen </font>Energ&#237;a Inversora, S.A.U, as pledgor, Repsol YPF S.A., as guarantor and The Bank of New York Mellon, as collateral agent <font style="DISPLAY: inline">(incorporated by reference to Exhibit 99.23 of Amendment No.8 to Petersen Energ&#237;a Inversora S.A.&#8217;s Schedule 13D filed on November 18, 2008)</font></font></div>

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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">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.</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Repsol, S.A.</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">By:</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#160;/s/ I&#241;igo Alonso de Noriega</font></div>
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<td align="left" valign="top" width="6%" style="PADDING-BOTTOM: 2px"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Name:</font></td>
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<div style="TEXT-ALIGN: left; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">I&#241;igo Alonso de Noriega</font></font></div>
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<td align="left" valign="top" width="6%" style="PADDING-BOTTOM: 2px"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Title:</font></td>
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<div style="TEXT-ALIGN: left; TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director of Corporate Governance</font></font></div>
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<div style="TEXT-INDENT: 18pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">The name, business address, title, present principal occupation or employment of each of the directors and executive officers of Repsol, S.A. (&#8220;<font style="DISPLAY: inline; FONT-WEIGHT: bold">Repsol</font>&#8221;), are set forth below.&#160;&#160;Unless otherwise indicated, the business address of each such person is Paseo de la Castellana, 278&#8212;280, 28046 Madrid, Spain.&#160;&#160;Unless otherwise indicated, each occupation set forth opposite an individual&#8217;s name refers to Repsol.&#160;&#160;Unless otherwise indicated below, all of the persons listed below are citizens of Spain.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Present Principal Occupation</font></div>
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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="FONT-STYLE: italic; DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Directors</font></div>
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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Antonio Brufau Niub&#243;<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Chairman and Director, Member and Chairman of the Delegate Committee (Comisi&#243;n Delegada) and Chief Executive Officer of Repsol, S.A.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Vice-Chairman of Gas Natural SDG, S.A. and Chairman of Foundation Repsol; Member of the European Round Table of Industrialists (ERT), the Advisory Board of CEIM Conferederaci&#243;n Empresarial de Madrid (CEOE), the Asociaci&#243;n Espa&#241;ola de Directivos, Foundation CEDE (Confederaci&#243;n Espa&#241;ola de Directivos y Ejecutivos), Foundation Instituto Ildefons Cerd&#225; and the C&#237;rculo de Econom&#237;a, and Chairman of Consorcio Interinstitucional GLOBALleida.</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Isidre Fain&#233; Casas<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Vice-Chairman and Director, nominated for membership by Caixabank (Caja de Ahorros y Pensiones de Barcelona &#8220;la Caixa&#8221; Group), and Member of the Delegate Committee (Comisi&#243;n Delegada) of Repsol, S.A.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Chairman of &#8220;la Caixa&#8221;, Caixabank, S.A., CECA (Confederaci&#243;n Espa&#241;ola de Cajas de Ahorros) and Foundation &#8220;la Caixa&#8221;; Vice Chairman of Abertis Infraestructuras, Sociedad General de Aguas de Barcelona and Telef&#243;nica; Director of The Bank East of Asia, Limited and Criteria CaixaHolding.</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Juan Abell&#243; Gallo<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Vice-Chairman and Director, nominated for membership by Sacyr Vallehermoso, S.A., Member of the Strategy, Investment and Corporate Social Responsibility Committee of Repsol, S.A.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Chairman of Torreal and Alcaliber (representing Nueva Compa&#241;&#237;a de Inversiones); and Vice-Chairman of Sacyr Vallehermoso (representing Nueva Compa&#241;&#237;a de Inversiones) and CVNE (representing Austral, B.V.).</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Paulina Beato Blanco<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director, Independent outside director as determined in accordance with the Bylaws and the Regulations of the Board of Directors, and member of the Audit and Control Committee of Repsol, S.A.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Advisor to the Iberoamerican Secretary General (Secretar&#237;a General Iberoamericana), professor for Economic Analysis in various universities and member of a special board for promoting the Knowledge Society in Andalusia.</font></div>
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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Artur Carulla Font<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director, Independent outside director as determined in accordance with the Bylaws and the Regulations of the Board of Directors, Member of the Delegate Committee (Comisi&#243;n Delegada) and Chairman of the Nomination and Compensation Committee of Repsol, S.A. He has been appointed Lead Independent Director of the Board of Directors of Repsol YPF in accordance with the provisions of the ByLaws and of the Regulations of the Board of Directors.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Chairman of Agrolimen and its affiliated companies Affinity Petcare, Preparados Alimenticios (Gallina Blanca Star), Biocentury, The Eat Out Group and Reserva Mont-Ferrat; Director and Secretary of Arbora &amp; Ausonia and Consorcio de Jabugo; Member of the Regional Board of Telef&#243;nica in Catalonia; Member of the Advisory Boards of EXEA Empresarial and Roca Junyent; Vice-Chairman of C&#237;rculo de Econom&#237;a and Foundation ESADE; Member of IAB (International Advisory Board) of the Generalitat de Catalunya, Foundation Lluis Carulla, Management Board of Instituto de la Empresa Familiar, Foundation MACBA (Museo de Arte Contemporaneo de Barcelona) and of FUOC (Fundaci&#243;n para la Universitat Abierta de Catalu&#241;a).</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Lu&#237;s Carlos Croissier Batista<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director, Independent outside director as determined in accordance with the Bylaws and the Regulations of the Board of Directors and Member of the Strategy, Investment and Corporate Social Responsibility Committee of Repsol, S.A.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director of Adolfo Dominguez, Testa Inmuebles en Renta, Eolia Renovables de Inversiones SCR, Grupo Copo de Inversiones and Sole Director of Eurofocus Consultores.</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">&#193;ngel Dur&#225;ndez Adeva<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<td align="left" valign="top" width="75%">
<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director, Independent outside director as determined in accordance with the Bylaws and the Regulations of the Board of Directors and Chairman of the Audit and Control Committee of Repsol, S.A.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director of Mediaset Espa&#241;a Comunicaci&#243;n and Quantica Producciones; Member of the Advisory Board of FRIDE (Foundation for the international relations and the foreign development); Chairman of Arcadia Capital and Informaci&#243;n y Control de Publicaciones; Member of Foundation Germ&#225;n S&#225;nchez Ruip&#233;rez and Foundation Independiente and Vicepresident of Foundation Euroam&#233;rica.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Chairman of Banco Guipuzcoano, Vice-Chairman of Banco Sabadell, Director of Telef&#243;nica M&#243;viles M&#233;xico, Actividades de Construcci&#243;n y Servicios (ACS), Grupo Empresarial Ence and Celistics, L.L.C.; Delegate of the Board of Telef&#243;nica in the Basque region; Member of the Advisory Board of Telef&#243;nica Spain; Member of Foundation Novia Salcedo, Foundation Altuna and C&#237;rculo de Empresarios Vascos.</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Mario Fern&#225;ndez Pelaz</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director, Independent outside director as determined in accordance with the Bylaws and the Regulations of the Board of Directors and member of the Nomination and Compensation Committee.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Chairman of BBK (Bilbao Bizkaia Kutxa) and Executive Chairman of Kutxabank.</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Mar&#237;a Isabel Gabarr&#243; Miquel<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director, Independent outside director as determined in accordance with the Bylaws and the Regulations of the Board of Directors, Member of the Nomination and Compensation Committee and Member of the Strategy, Investment and Corporate Social Responsibility Committee.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Registered on the Bar of Notaries of Barcelona; Member of the Sociedad Econ&#243;mica Barcelonesa de Amigos del Pa&#237;s.</font></div>
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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Jose Manuel Loureda Manti&#241;&#225;n<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director, nominated for membership by Sacyr Vallehermoso, S.A., Member of the Nomination and Compensation Committee and of the Strategy, Investment and Corporate Social Responsibility Committee of Repsol, S.A.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director of Sacyr Vallehermoso (as representative of Prilou), Chairman of Valoriza Gesti&#243;n and Director of Vallehermoso Divisi&#243;n Promoci&#243;n, S.A.U., Testa Inmuebles en Renta, Sacyr, S.A.U., Somague S.G.P.S. and Hoteles Bisnet.</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Juan Mar&#237;a Nin G&#233;nova<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director, nominated for membership by Criteria Caixa Corp (&#8220;la Caixa&#8221; Group) and member of the Nomination and Compensation Committee and Chairman of the Strategy, Investment and Corporate Social Responsibility Committee of Repsol, S.A.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">President and CEO of &#8220;la Caixa&#8221;; Deputy Chairman of Foundation &#8220;la Caixa&#8221;, Caixabank and Criteria CaixaHolding; Member of the Board of Directors of VidaCaixa Group, Gas Natural SDG, Banco BPI, Erste Group Bank, A.G. and Grupo Financiero Inbursa; Member of the Board of Governors of University of Deusto and Deusto Business School; Member of the Board of Directors of C&#237;rculo Ecuestre and APD (Asociaci&#243;n para el Progreso de la Direcci&#243;n), Foundation ESADE Business School, Foundation Federico Garc&#237;a Lorca and Foundation Council Spain-U.S.A., CEDE Foundation (Spanish Confederation of Directors and Executives) and Aspen Institute Spain Foundation;, member of the Global Strategy Council of FUOC (Foundation for the Open University of Catalonia) Deputy Chairman of Foundation Consejo Espa&#241;a-India, member of the Economic Group of Foro Espa&#241;a-China.</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">PEMEX Internacional Espa&#241;a, S.A.<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Alejandro P&#233;rez Galindo serves as representative of PEMEX Internacional Espa&#241;a, S.A. (a related company of PEMEX) on the Board of Directors of Repsol, S.A. Spanish law permits limited liability companies to serve as members of the Board of Directors. A company serving in such a capacity must appoint a natural person to represent it at the meetings of the Board of Directors. Director, Member of the Delegate Committee (Comisi&#243;n Delegada) and of the Strategy, Investment and Corporate Social Responsibility Committee of Repsol, S.A.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Citizen of: Mexico</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Henri Philippe Reichstul<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director, Independent outside director as determined in accordance with the Bylaws and the Regulations of the Board of Directors and Member of the Delegate Committee (Comisi&#243;n Delegada) of Repsol, S.A.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block">&#160;</div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Member of the Strategic Board of ABDIB, Member of Coinfra, Member of the Advisory Board of Lhoist do Brasil Ltda., Member of the Supervisory Board of Peugeot Citroen, Member of the International Advisory Board of Group Credit Agricole Member of the Board of Directors of Foster Wheeler and Gafisa and Vice-Chairman of the Board of the Brazilian Foundation for Sustainable Development.</font></div>

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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Citizen of: Brazil</font></div>

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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Luis Su&#225;rez de Lezo Mantilla<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director, Member of the Delegate Committee (Comisi&#243;n Delegada), Secretary of the Board of Directors, Executive Director and General Counsel of Repsol, S.A.</font></div>

<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Director of Gas Natural SDG, S.A.and Repsol-Gas Natural LNG, Vice Chairman of Foundation Repsol and member of the Environment and Energy Commission of the International Chamber of Commerce (ICC).</font></div>

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<div style="TEXT-ALIGN: center; TEXT-INDENT: 0pt; DISPLAY: block"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt; FONT-WEIGHT: bold">Position with Repsol, S.A and</font></div>
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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Nemesio Fern&#225;ndez-Cuesta Luca de Tena<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Chief Operating Officer</font></div>
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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Miguel Mart&#237;nez San Mart&#237;n<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Chief Financial Officer</font></div>
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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Pedro Fern&#225;ndez Frial<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">ED Strategy and Control</font></div>
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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Luis Cabra Due&#241;as<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">ED Exploration &amp; Production</font></div>
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<div style="TEXT-INDENT: -18pt; DISPLAY: block; MARGIN-LEFT: 18pt; MARGIN-RIGHT: 9.35pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">Josu Jon Imaz<font id="TAB1" style="MARGIN-LEFT: 12pt"></font></font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="left"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">ED Industrial and New Energy Unit</font></div>
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<div style="TEXT-INDENT: 0pt; DISPLAY: block; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt" align="center"><font style="DISPLAY: inline; FONT-FAMILY: times new roman; FONT-SIZE: 10pt">2012/05/18</font></div>
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<div style="TEXT-INDENT: 0pt; MARGIN-LEFT: 0pt; MARGIN-RIGHT: 0pt"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">(1)</font></div>
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<div align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">Shows transactions effected since the filing of Amendment No. 7 to the Schedule 13D on May 17, 2012 through the date hereof, including those effected on the Buenos Aires Stock Exchange.</font></div>
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<div align="left"><font style="DISPLAY: inline; FONT-FAMILY: Times New Roman; FONT-SIZE: 10pt">20 of these Class D Shares were acquired by Repsol YPF Capital, S.L. and Caveant, S.L. (10 Class D Shares each), both wholly owned subsidiaries of Repsol.</font></div>
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