BLOCK LISTING SIX MONTHLY RETURN

Name of applicant:

Serica Energy plc

Name of scheme:

2017 Long Term Incentive Plan

Period of return:

From:

10 February 2022

To:

11 August 2022

Balance of unallotted securities under scheme(s) from previous return:

6,161,866 (incorrectly disclosed on 9 February 2022 as 6,129,195)

Plus: The amount by which the block scheme(s) has been increased since the date of the last return (if any increase has been applied for):

Nil

Less: Number of securities issued/allotted under scheme(s) during period (see LR3.5.7G):

2,450,114

Equals: Balance under scheme(s) not yet issued/allotted at end of period:

3,711,752

Number and class of securities originally admitted and the date of admission

6,337,743 ordinary shares of US$0.10 each Ð 13 January 2021

Name of contact:

AMBA Secretaries Limited (Company Secretary)

Telephone number of contact:

44 (0) 20 7487 7300

Serica Energy plc

+44 (0)20 7390 0230

Tony Craven Walker, Executive Chairman

Mitch Flegg, CEO

Peel Hunt (Nomad & Joint Broker)

+44 (0)20 7418 8900

Richard Crichton / David McKeown / Georgia Langoulant

Jefferies (Joint Broker)

+44 (0)20 7029 8000

Tony White / Will Soutar

Vigo Consulting (PR Advisor)

Patrick d'Ancona / Finlay Thomson

+44 (0)20 7390 0230 [email protected]