BLOCK LISTING RETURN

For Immediate Release

24 May 2013

Name of applicant:

OXFORD BIOMEDICA PLC

Name of scheme:

1997 Share Option Scheme

Period of return:

From:

28 November 2012

To:

23 May 2013

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

3,854,647 Ordinary Shares of 1p each

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):

None

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

None

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

3,854,647 Ordinary Shares of 1p each

Name of contact:

Tim Watts, Company Secretary

Telephone number of contact:

01865 783 000