Director/PDMR Shareholding

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Simon Farrant

2

Reason for the notification

a)

Position/status

General Counsel and Company Secretary

b)

Initial notification / amendment

Initial notification

3

Details of the issuer

a)

Name

Johnson Matthey Plc

b)

LEI

2138001AVBSD1HSC6Z10

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 110 49/53 pence each

GB00BZ4BQC70

b)

Nature of the transaction

Monthly acquisition of shares via the Johnson Matthey Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£30.67785

12

d)

Aggregated information

- Aggregated volume

- Price

12

£368.13

e)

Date of the transaction

2017-12-20

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Annette Kelleher

2

Reason for the notification

a)

Position/status

Chief HR Officer

b)

Initial notification / amendment

Initial notification

3

Details of the issuer

a)

Name

Johnson Matthey Plc

b)

LEI

2138001AVBSD1HSC6Z10

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 110 49/53 pence each

GB00BZ4BQC70

b)

Nature of the transaction

Monthly acquisition of shares via the Johnson Matthey Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£30.67785

12

d)

Aggregated information

- Aggregated volume

- Price

12

£368.13

e)

Date of the transaction

2017-12-20

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Robert MacLeod

2

Reason for the notification

a)

Position/status

Chief Executive

b)

Initial notification / amendment

Initial notification

3

Details of the issuer

a)

Name

Johnson Matthey Plc

b)

LEI

2138001AVBSD1HSC6Z10

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 110 49/53 pence each

GB00BZ4BQC70

b)

Nature of the transaction

Monthly acquisition of shares via the Johnson Matthey Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£30.67785

12

d)

Aggregated information

- Aggregated volume

- Price

12

£368.13

e)

Date of the transaction

2017-12-20

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Alan Nelson

2

Reason for the notification

a)

Position/status

Chief Technology Officer and Sector Chief Executive, New Markets

b)

Initial notification / amendment

Initial notification

3

Details of the issuer

a)

Name

Johnson Matthey Plc

b)

LEI

2138001AVBSD1HSC6Z10

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 110 49/53 pence each

GB00BZ4BQC70

b)

Nature of the transaction

Monthly acquisition of shares via the Johnson Matthey Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£30.67785

15

d)

Aggregated information

- Aggregated volume

- Price

15

£460.17

e)

Date of the transaction

2017-12-20

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Jane Toogood

2

Reason for the notification

a)

Position/status

Sector Chief Executive, Efficient Natural Resources

b)

Initial notification / amendment

Initial notification

3

Details of the issuer

a)

Name

Johnson Matthey Plc

b)

LEI

2138001AVBSD1HSC6Z10

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 110 49/53 pence each

GB00BZ4BQC70

b)

Nature of the transaction

Monthly acquisition of shares via the Johnson Matthey Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£30.67785

12

d)

Aggregated information

- Aggregated volume

- Price

12

£368.13

e)

Date of the transaction

2017-12-20

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

John Walker

2

Reason for the notification

a)

Position/status

Sector Chief Executive, Clean Air

b)

Initial notification / amendment

Initial notification

3

Details of the issuer

a)

Name

Johnson Matthey Plc

b)

LEI

2138001AVBSD1HSC6Z10

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 110 49/53 pence each

GB00BZ4BQC70

b)

Nature of the transaction

Monthly acquisition of shares via the Johnson Matthey Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£30.67785

12

d)

Aggregated information

- Aggregated volume

- Price

12

£368.13

e)

Date of the transaction

2017-12-20

f)

Place of the transaction

London Stock Exchange (XLON)