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 June 2017 To: 30 November 2017

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

Ordinary shares of 10p each as follows:

i. 419,801

ii. 354,650

iii. 974,405

iv. 2,066,641

v. 1,154,581

vi. 676,667

Plus: The amount by which the block scheme(s) has been increased 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. 28,345

ii. 125,000

iii. 24,090

iv. 94,798

v. 10,000

vi. 17,174

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

i. 391,456

ii. 229,650

iii. 950,315

iv. 1,971,843

v. 1,144,581

vi. 659,493

Contact name and telephone:

Erik E. Miller 001-925-365-0332