<SEC-DOCUMENT>0001451505-18-000034-index.html : 20180417
<SEC-HEADER>0001451505-18-000034.hdr.sgml : 20180417
<ACCEPTANCE-DATETIME>20180417161951
ACCESSION NUMBER:		0001451505-18-000034
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		6
FILED AS OF DATE:		20180417
DATE AS OF CHANGE:		20180417
EFFECTIVENESS DATE:		20180417

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Transocean Ltd.
		CENTRAL INDEX KEY:			0001451505
		STANDARD INDUSTRIAL CLASSIFICATION:	DRILLING OIL & GAS WELLS [1381]
		IRS NUMBER:				980599916
		STATE OF INCORPORATION:			V8
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38373
		FILM NUMBER:		18759221

	BUSINESS ADDRESS:	
		STREET 1:		TURMSTRASSE 30
		CITY:			STEINHAUSEN
		STATE:			V8
		ZIP:			6312
		BUSINESS PHONE:		41 41 749 0500

	MAIL ADDRESS:	
		STREET 1:		TURMSTRASSE 30
		CITY:			STEINHAUSEN
		STATE:			V8
		ZIP:			6312
</SEC-HEADER>
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<SEQUENCE>1
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<DESCRIPTION>DEFA14A
<TEXT>
Document 1 - file: c505-20180417xdefa14a.htm

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Document 2 - file: c50520180417xdefa14a001.jpg

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<SEQUENCE>3
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Document 3 - file: c50520180417xdefa14a002.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>c50520180417xdefa14a003.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: c50520180417xdefa14a003.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>c50520180417xdefa14a004.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: c50520180417xdefa14a004.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
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<TEXT>
Document 6 - file: c50520180417xdefa14a005.gif

</DOCUMENT>
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