Block admission notification

Name of issuer:

WANdisco plc

Name of scheme(s):

i. WANdisco plc UK Enterprise Management Incentive Plan 2012

ii. WANdisco plc UK Unapproved Sub-Plan 2012

iii. WANdisco plc US Sub-Plan 2012

iv. WANdisco plc Long Term Incentive Plan 2013

v. WANdisco plc US Equity Incentive Plan 2013

vi. WANdisco plc UK EMI Sub-plan 2013

Period of return:

From: 01 December 2018 To: 31 May 2019

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

Ordinary shares of 10p each as follows:

i. 244,017

ii. 88,685

iii. 295,418

iv. 121,124

v. 2,456,427

vi. 522,605

Plus: The amount by which the block scheme(s) has been increased (decreased) since the last return:

i. nil

ii. nil

iii. nil

iv. nil

v. nil

vi. nil

Less: Number of securities issued under the scheme(s) during the period:

i. 9,500

ii. nil

iii. nil

iv. 27,001

v. 11,315

vi. 64,371

Equals: Balance under the scheme(s) of securities not yet issued at the end of the period:

i. 234,517

ii. 88,685

iii. 295,418

iv. 94,123

v. 2,445,112

vi. 458,234

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

2,300,000 Ordinary Shares of 10p each on 10 July 2012 split as follows:

i. 774,850

ii. 407,260

iii. 1,117,890

3,700,000 Ordinary Shares of 10p each on 16 March 2016 split as follows:

iv. 3,000,000

v. 200,000

vi. 500,000

1,750,000 Ordinary Shares of 10p each on 8 December 2016 split as follows:

i. 89,296

ii. 9,890

iii. 468,610

iv. nil

v. 982,204

vi. 200,000

Total issued share capital as at the end of this period (including any shares held in Treasury):

45,124,689 ordinary shares

The Company holds no ordinary shares in Treasury

Contact name and telephone:

Erik E. Miller 001-925-365-0332

WANdisco plc

via FTI Consulting

David Richards, Chief Executive Officer and Chairman

Erik Miller, Chief Financial Officer

FTI Consulting

+44 (0)20 3727 1137

Matt Dixon / Harry Staight / Chris Birt / Kwaku Aning

Stifel (Nomad and Joint Broker)

+44 (0)20 7710 7600

Fred Walsh / Neil Shah / Alex Price / Rajpal Padam

Peel Hunt (Joint Broker)

Edward Knight / Nick Prowting

+44 (0)20 7418 8900

WH Ireland Limited (Joint Broker)

Adam Pollock

+44 (0)20 7220 1666