Block listing Interim Review

Name of applicant:

Avast plc

Name of scheme:

Avast Holding B.V. 2014 Stock Option Plan

(Avast Existing Employee Share Plan)

Period of return:

From:

1 October 2020

To:

31 March 2021

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

3,829,173

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):

2,000,000

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

494,610

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

5,334,563

Name of scheme:

Avast Plc Share Matching Plan

Period of return:

From:

1 October 2020

To:

31 March 2021

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

566,724

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):

500,000

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

133,248

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

933,476

Name of scheme:

Avast Long Term Incentive Plan

Period of return:

From:

1 October 2020

To:

31 March 2021

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

732,254

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):

15,000,000

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

409,399

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

15,322,855

Name of contact:

Trudy Cooke

Company Secretary

Telephone number of contact:

+420274005666