Block listing Interim Review

Name of applicant:

Pennon Group plc

Name of scheme:

Pennon Group Sharesave Scheme

Period of return:

From:

01/08/21

To:

31/01/22

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

295,051

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):

1,900,000

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

549,003

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

1,646,048

Name of applicant:

Pennon Group plc

Name of scheme:

Pennon Group Executive Share Option Scheme

Period of return:

From:

01/08/21

To:

31/01/22

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

9,775

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):

Nil

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

Nil

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

9,775

Name of contact:

S Hornbuckle - Interim Company Secretary

Telephone number of contact:

07795176520