30 January 2015                                                         LiDCO Group Plc

("LiDCO" or the "Company")

Block Listing Review

LiDCO Group Plc (AIM:LID), the cardiovascular monitoring company, announces the following update on its block listing pursuant to AIM Rule 29 and Schedule 6 of the AIM Rules for Companies in respect of its block listing of ordinary shares of 0.5 pence each ("Ordinary Shares").

Name of company

LiDCO Group Plc

Names of the schemes

LiDCO Group Plc Executive Share Option Scheme adopted on 6 June 2001 comprising Part A (Approved.), Part B (Unapproved), and Part C (Incentive Stock Options), the LiDCO Group Plc Enterprise Management Incentive Scheme 2002, the LiDCO Group Plc Unapproved Share Option Plan 2005, the LiDCO Group Plc Enterprise Management Incentive Scheme 2013, and the LIDCO Group Plc Consultants Share Option Scheme 2003

Period of return

From 1 August 2014 to 31 January 2015

Number and class of securities not issued under the schemes

Nil

Number of securities issued under the schemes during the period

Nil

Balance under the schemes of securities not yet issued at the end of the period

2,895,396 Ordinary Shares

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

3,200,000 Ordinary Shares on 31 January 2014

For further information, please contact:

LiDCO Group Plc

www.lidco.com

Terry O'Brien (CEO)

Tel: +44 (0)20 7749 1500

Paul Clifford (Finance Director)

finnCap

Tel: +44 (0)20 7600 1658

Geoff Nash / James Thompson  (Corporate Finance)

Stephen Norcross (Corporate Broking)

Walbrook PR Ltd

Tel: 020 7933 8780 or lidco@walbrookpr.com

Paul McManus

Mob: 07980 541 893

Lianne Cawthorne

Mob: 07584 391 303


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