TULLOW OIL PLC

Quarterly Report • May 12, 2014

National Storage Mechanism | Additional information

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RNS Number : 8746G

Tullow Oil PLC

12 May 2014

BLOCKLISTING SIX MONTHLY RETURN

Information provided on this form must be typed or printed electronically.

To:  The FCA

The Irish Stock Exchange

Date: 12 May 2014

1. Name of applicant:

Tullow Oil plc

2. Name of scheme

1) Tullow Oil 2000 Executive Share Option Scheme ('2000 Scheme')

2) Tullow Oil 2010 Share Option Plan ('2010 Scheme')

3) Tullow Oil Performance Share Plan ('PSP')

3. Period of return:

From:	5 November 2013	To:	5 May 2014

4. Balance under scheme from previous return:

1) 3,396,430    - 2000 Scheme

2) 494,085      - 2010 Scheme

1) 3,012,621    - PSP

5. The amount by which the block scheme has been increased, if the scheme has been increased since the date of the last return

1) nil          - 2000 Scheme 2) nil          - 2010 Scheme 3) nil          - PSP

6. Number of securities issued/allotted under scheme during period:

1) 445,375      ordinary shares of 10p each issued under the 2000 scheme 2) 0            ordinary shares of 10p each issued under the 2010 scheme 3) 20,416       ordinary shares of 10p each issued under the PSP

7. Balance under scheme not yet issued/allotted at end of period

3) 2,951,055    - 2000 Scheme

4) 494,085      - 2010 Scheme

5) 2,992,205    - PSP

8. Number and class of securities originally listed and the date of  admission

1) 2,200,000 ordinary shares of 10p each admitted on 5 November 2003   1,700,000 ordinary shares of 10p each admitted on 9 June 2004   5,000,000 ordinary shares of 10p each admitted on 11 October 2004   4,859,883 ordinary shares of 10p each admitted on 30 November 2006   3,500,000 ordinary shares of 10p each admitted on 23 March 2007      6,925,633 ordinary shares of 10p each admitted on 21 May 2008   7,000,000 ordinary shares of 10p each admitted on 20 August 2009   5,500,000 ordinary shares of 10p each admitted on 2 March 2012
2) 500,000 ordinary shares of 10p each admitted on 2 March 2012 3) 3,000,000 ordinary shares of 10p each admitted on 8 March 2010 3,000,000 ordinary shares of 10p each admitted on 2 March 2012

9. Total number of securities in issue at the end of the period

910,258,200

Name of contact:	Richard Taylor

Address of contact:	9, Chiswick Park, 566 Chiswick High Road, London, W4 5XT

Telephone number of contact:	+44 (0)203 249 9000

Signed by …Richard Taylor

Director/company secretary/suitably experienced employee/duly authorised officer, for and on behalf of

Name of applicant …Tullow Oil plc

This information is provided by RNS

The company news service from the London Stock Exchange

END

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