Transocean Ltd. — Director's Dealing 2010

Feb 22, 2010

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Transocean Ltd. (RIG)
CIK: 0001451505
Period of Report: 2010-02-18

Reporting Person: Briscoe John H (Vice President and Controller)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-02-18	Stock Options	$83.32	A	5896	Acquired	2020-02-17	Registered Shares (5896)	Direct
2010-02-18	Deferred Units	$0	A	4579	Acquired		Registered Shares (4579)	Direct

Footnotes

F1: On February 18, 2010, the reporting person was awarded 5,896 stock options which vest as follows: 1,965 on February 18, 2011; 1,965 on February 18, 2012; and 1,966 on February 18, 2013.

F2: Deferred Units, which are 1-for-1share equivalents, were acquired as a retention award on February 18, 2010 pursuant to the Issuer's long-term incentive plan and vest as follows: 1,526 shares on February 18, 2011; 1,526 shares on February 18, 2012; and 1,527 shares on February 18, 2013.