Pennon Regulatory News (PNN)

1

Details of the person discharging managerial responsibilities/person closely associated

a)

Name

STEPHEN CHARLES BIRD

2

Reason for the notification

a)

Position/status

MANAGING DIRECTOR, SOUTH WEST WATER

b)

Initial notification/Amendment

INITIAL NOTIFICATION

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

PENNON GROUP PLC

b)

LEI

213800V1CCTS41GWH423

4

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a)

Description of the financial instrument, type of instrument

Identification code

ORDINARY SHARES OF 40.7p EACH

GB00B18V8630

b)

Nature of the transaction

GROSS VESTING AT THE END OF THE 3 YEAR RESTRICTED PERIOD OF 37.9% OF THE AWARD MADE BY THE ISSUER IN july 2013 UNDER THE PERFORMANCE AND CO-INVESTMENT PLAN. THE REMAINING 62.1% HAS LAPSED. THE VESTING LEVEL REFLECTS PERFORMANCE AGAINST TWO TOTAL SHAREHOLDER RETURN CONDITIONS (TSR) PLUS SATISFACTION WITH AN UNDERPIN CONDITION RELATING TO THE OPERATIONAL AND ECONOMIC PERFORMANCE OF THE COMPANY. SHARES EQUIVALENT TO ACCRUED DIVIDENDS HAVE BEEN INCLUDED, IN ACCORDANCE WITH THE RULES OF THE PLAN. A PROPORTION OF THE VESTING SHARES HAVE BEEN SOLD TO MEET THE INCOME AND N.I. LIABILITIES OF THE PDMR/DIRECTOR ARISING FROM THE VESTING.

c)

Price(s) and volume(s)

d)

Aggregated information

- Volume

- Price

- Total

8,772 SHARES

911.24p*

£79,933.97

* vesting / sale price

e)

Date of the transaction

28 JULY 2016

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities/person closely associated

a)

Name

CHRISTOPHER LOUGHLIN

2

Reason for the notification

a)

Position/status

GROUP CHIEF EXECUTIVE OFFICER

b)

Initial notification/Amendment

INITIAL NOTIFICATION

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

PENNON GROUP PLC

b)

LEI

213800V1CCTS41GWH423

4

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a)

Description of the financial instrument, type of instrument

Identification code

ORDINARY SHARES OF 40.7p EACH

GB00B18V8630

b)

Nature of the transaction

GROSS VESTING AT THE END OF THE 3 YEAR RESTRICTED PERIOD OF 37.9% OF THE AWARD MADE BY THE ISSUER IN july 2013 UNDER THE PERFORMANCE AND CO-INVESTMENT PLAN. THE REMAINING 62.1% HAS LAPSED. THE VESTING LEVEL REFLECTS PERFORMANCE AGAINST TWO TOTAL SHAREHOLDER RETURN CONDITIONS (TSR) PLUS SATISFACTION WITH AN UNDERPIN CONDITION RELATING TO THE OPERATIONAL AND ECONOMIC PERFORMANCE OF THE COMPANY. SHARES EQUIVALENT TO ACCRUED DIVIDENDS HAVE BEEN INCLUDED, IN ACCORDANCE WITH THE RULES OF THE PLAN. A PROPORTION OF THE VESTING SHARES HAVE BEEN SOLD TO MEET THE INCOME AND N.I. LIABILITIES OF THE PDMR/DIRECTOR ARISING FROM THE VESTING.

c)

Price(s) and volume(s)

d)

Aggregated information

- Volume

- Price

- Total

24,625 SHARES

911.24p*

£224,392.85

* vesting / sale price

e)

Date of the transaction

28 JULY 2016

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities/person closely associated

a)

Name

SUSAN JANE DAVY

2

Reason for the notification

a)

Position/status

CHIEF FINANCIAL OFFICER

b)

Initial notification/Amendment

INITIAL NOTIFICATION

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

PENNON GROUP PLC

b)

LEI

213800V1CCTS41GWH423

4

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a)

Description of the financial instrument, type of instrument

Identification code

ORDINARY SHARES OF 40.7p EACH

GB00B18V8630

b)

Nature of the transaction

GROSS VESTING AT THE END OF THE 3 YEAR RESTRICTED PERIOD OF 37.9% OF THE AWARD MADE BY THE ISSUER IN july 2013 UNDER THE PERFORMANCE AND CO-INVESTMENT PLAN. THE REMAINING 62.1% HAS LAPSED. THE VESTING LEVEL REFLECTS PERFORMANCE AGAINST TWO TOTAL SHAREHOLDER RETURN CONDITIONS (TSR) PLUS SATISFACTION WITH AN UNDERPIN CONDITION RELATING TO THE OPERATIONAL AND ECONOMIC PERFORMANCE OF THE COMPANY. SHARES EQUIVALENT TO ACCRUED DIVIDENDS HAVE BEEN INCLUDED, IN ACCORDANCE WITH THE RULES OF THE PLAN. A PROPORTION OF THE VESTING SHARES HAVE BEEN SOLD TO MEET THE INCOME AND N.I. LIABILITIES OF THE PDMR/DIRECTOR ARISING FROM THE VESTING.

c)

Price(s) and volume(s)

d)

Aggregated information

- Volume

- Price

- Total

9,093 SHARES

911.24p*

£82,859.05

* vesting / sale price

e)

Date of the transaction

28 JULY 2016

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities/person closely associated

a)

Name

ANDREW PAUL WILLICOTT

2

Reason for the notification

a)

Position/status

OPERATIONS DIRECTOR, WASTE WATER SERVICES

b)

Initial notification/Amendment

INITIAL NOTIFICATION

3

Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor

a)

Name

PENNON GROUP PLC

b)

LEI

213800V1CCTS41GWH423

4

Details of the transaction(s): section to be repeated for (i) each type of instrument; (ii) each type of transaction; (iii) each date; and (iv) each place where transactions have been conducted

a)

Description of the financial instrument, type of instrument

Identification code

ORDINARY SHARES OF 40.7p EACH

GB00B18V8630

b)

Nature of the transaction

GROSS VESTING AT THE END OF THE 3 YEAR RESTRICTED PERIOD OF 37.9% OF THE AWARD MADE BY THE ISSUER IN july 2013 UNDER THE PERFORMANCE AND CO-INVESTMENT PLAN. THE REMAINING 62.1% HAS LAPSED. THE VESTING LEVEL REFLECTS PERFORMANCE AGAINST TWO TOTAL SHAREHOLDER RETURN CONDITIONS (TSR) PLUS SATISFACTION WITH AN UNDERPIN CONDITION RELATING TO THE OPERATIONAL AND ECONOMIC PERFORMANCE OF THE COMPANY. SHARES EQUIVALENT TO ACCRUED DIVIDENDS HAVE BEEN INCLUDED, IN ACCORDANCE WITH THE RULES OF THE PLAN. A PROPORTION OF THE VESTING SHARES HAVE BEEN SOLD TO MEET THE INCOME AND N.I. LIABILITIES OF THE PDMR/DIRECTOR ARISING FROM THE VESTING.

c)

Price(s) and volume(s)

d)

Aggregated information

- Volume

- Price

- Total

4,571 SHARES

911.24p*

£41,652.78

* vesting / sale price

e)

Date of the transaction

28 JULY 2016

f)

Place of the transaction

London Stock Exchange (XLON)

Name of authorised official of issuer responsible for making notification

R. C ZMUDA, ASSISTANT COMPANY SECRETARY

Date of notification 29 JULY 2016