Valaris Ltd — Director's Dealing 2013

Apr 1, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Ensco plc (ESV)
CIK: 0000314808
Period of Report: 2013-03-27

Reporting Person: SWENT JAMES W III (Executive Vice President & CFO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2013-03-27	Class A Ordinary Shares	M	17500	$50.28	Acquired	145173	Direct
2013-03-27	Class A Ordinary Shares	S	17500	$60.13	Disposed	127673	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-03-27	Employee Share Option (right to buy)	$50.28	M	17500	Disposed	2013-06-01	Class A Ordinary Shares (17500.0)	Direct

Footnotes

F1: The transaction was executed in multiple trades at prices ranging from $60.11 to $60.17. The price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F2: The options became exercisable in four equal annual installments beginning on June 1, 2007.