Valaris Ltd — Director's Dealing 2013

Mar 21, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Ensco plc (ESV)
CIK: 0000314808
Period of Report: 2013-03-19

Reporting Person: Rabun Daniel Wayne (Director, CEO and President, Chairman)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-03-19	Class A Ordinary Shares	M	75000	$47.12	Acquired	393118	Direct
2013-03-19	Class A Ordinary Shares	S	75000	$57.08	Disposed	318118	Direct
2013-03-20	Class A Ordinary Shares	F	2027	$58.07	Disposed	316091	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-03-19	Employee Stock Option (Right to Buy)	$47.12	M	75000	Disposed	2013-03-20	Class A Ordinary Shares (75000.0)	Direct

Footnotes

F1: The reporting person disposed of these shares to an affiliate of the issuer upon the vesting of previously awarded restricted shares. The purpose of the disposition was to enable the reporting person to satisfy tax withholding obligations that arose upon such vesting, which will be paid by the issuer to the Internal Revenue Service in cash.

F2: The options became exercisable in four equal annual installments beginning on March 20, 2007.