Director/PDMR Shareholding

1

Details of the person discharging managerial responsibilities/person closely associated

a)

Name

Brian Williams

2

Reason for the notification

a)

Position/status

VP, Corporate Finance

b)

Initial notification /Amendment

Initial notification

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

Tullow Oil plc

b)

LEI

2138003EYHWO75RKS857

4

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a)

Description of the financial instrument, type of instrument

Identification code

(1), (2) Nil-paid shares of 10p each with an issue price of 130p

(3) Ordinary shares of 10p each.

(1), (2) GB00BF0BYM74

(3) GB0001500809

b)

Nature of the transaction

(1) Sale of nil-paid rights granted in relation to Tullow Oil plc 25 for 49 rights issue

(2) Take up of rights in relation to Tullow Oil plc 25 for 49 rights issue

(3) Purchase of ordinary shares in Tullow Oil plc

c)

Price(s) and volume(s)

Price(s)

(1) £0.845

(2) £1.30

(3) £2.0934

Volume(s)

(1) 8,406

(2) 5,463

(3) 317

d)

Aggregated information

- Aggregated volume

- Price

As per 4(c) above

(1) £7,103.07

(2) £7,101.90

(3) £663.61

e)

Date of the transaction

(1) 19 April 2017

(2) 24 April 2017

(3) 28 April 2017

f)

Place of the transaction

London Stock Exchange (XLON)