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Transocean Ltd. Announces Schedule for Fourth Dividend Installment and Currency Election Period

Transocean Ltd. /
Transocean Ltd. Announces Schedule for Fourth Dividend Installment and Currency
Election Period
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The issuer is solely responsible for the content of this announcement.

ZUG, SWITZERLAND--(Marketwire - February 9, 2012) - Transocean Ltd. (NYSE: RIG)
(SIX: RIGN) today announced the schedule for the fourth installment of its
dividend of approximately U.S. $1 billion to be paid out of additional paid in
capital. The fourth installment is $0.79 per outstanding share, or approximately
$276.3 million in total, based on the current number of the company's
outstanding shares.

The dividend is denominated in U.S. dollars and represents the fourth of four
installments totaling $3.16 per outstanding share. The dividend was approved by
shareholders at the company's Annual General Meeting on May 13, 2011.

Fourth Installment Schedule

* February 22, 2012 -- Ex-dividend date
* February 24, 2012 -- Record date
* March 21, 2012 -- Installment payment date

Currency Election Period

For shareholders who choose to receive the fourth dividend installment in Swiss
francs, the dividend payment will be converted into Swiss francs as transacted
by BNY Mellon on or about March 19, 2012. The period to elect to receive payment
of the fourth dividend installment in Swiss francs starts on February
27, 2012, 5 p.m. EST, 11 p.m. CET, and ends on March 2, 2012, 5 p.m., EST, 11
p.m. CET.

NOTE: NO ACTION IS REQUIRED IF YOU WISH TO RECEIVE YOUR DIVIDEND IN U.S.
DOLLARS.

Holders of shares registered in our share register who would like to receive the
fourth dividend installment in Swiss francs must make their election in writing
to the following address during the election period:

Computershare Attn: Steven Myers 480 Washington Boulevard 29th Floor Jersey
City, NJ 07310 USA

Email: steven.myers@computershare.com

Fax: +1 201-680-4606 Phone: +1 201-680-5333

If you hold your shares in the name of a bank, broker or nominee, please contact
your bank, broker or nominee to make the election arrangements.

Forward-Looking Statements

Statements regarding the dividend and timing of dividend payment dates, as well
as any other statements that are not historical facts, are forward-looking
statements that involve certain risks, uncertainties and assumptions. These
include but are not limited to the number of shares outstanding at the time of
the payment of the dividend, exchange rates, actions by regulatory authorities,
and other factors detailed in the company's most recent Form 10-K, Form 10-Q,
and other filings with the Securities and Exchange Commission (SEC), which are
available free of charge on the SEC's website at www.sec.gov. Should one or more
of these risks or uncertainties materialize, or should underlying assumptions
prove incorrect, actual results may vary materially from those indicated.

About Transocean

Transocean is the world's largest offshore drilling contractor and the leading
provider of drilling management services worldwide. With a fleet of 134 mobile
offshore drilling units, excluding two Ultra-Deepwater Drillships, three High-
Specification Jackups under construction and one High-Specification Jackup
delivered to Transocean by the shipyard in December 2011. Transocean's fleet is
considered one of the most modern and versatile in the world due to its emphasis
on technically demanding segments of the offshore drilling business. Transocean
owns or operates a contract drilling fleet of 50 High-Specification Floaters
(Ultra-Deepwater, Deepwater and Harsh-Environment semisubmersibles and
drillships), 25 Midwater Floaters, nine High-Specification Jackups, 49 Standard
Jackups and one swamp barge.

For more information about Transocean, please visit our website at
www.deepwater.com.

 Analyst Contacts:
Thad Vayda
+1 713-232-7551

Chris Kettmann
+1 713-232-7420

Media Contact:
Guy A. Cantwell
+1 713-232-7647


--- End of Message ---

Transocean Ltd.
Chemin de Blandonnet 10 Vernier Switzerland

ISIN: CH0048265513;




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Source: Transocean Ltd. via Thomson Reuters ONE

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