Director/PDMR Shareholding

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Liam Condon

2

Reason for the notification

a)

Position/status

Chief Executive 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

Shares purchased with reinvested dividends on shares held in the Johnson Matthey Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£16.1412

2

d)

Aggregated information

- Aggregated volume

- Price

- Total

2 shares

£16.1412 per share

£32.28

e)

Date of the transaction

13 February 2024

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Nick Cooper

2

Reason for the notification

a)

Position/status

Programme Sponsor, Global Business Services

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

Shares purchased with reinvested dividends on shares held in Computershare's Vested Share Account

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£16.1412

119.0533

d)

Aggregated information

- Aggregated volume

- Price

- Total

119.0533 shares

£16.1412 per share

£1,921.66

e)

Date of the transaction

13 February 2024

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Alastair Judge

2

Reason for the notification

a)

Position/status

Chief Executive, PGM Services

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

1) Shares purchased with reinvested dividends on shares held in the Johnson Matthey Share Incentive Plan

2) Shares purchased with reinvested dividends on shares held in Computershare's Vested Share Account

c)

Price(s) and volume(s)

Price(s)

Volume(s)

1) £16.1412

2) £16.1412

13

167.3679

d)

Aggregated information

- Aggregated volume

- Price

- Total

180.3679 shares

£16.1412 per share

£2,911.35

e)

Date of the transaction

13 February 2024

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 Human Resources 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

Shares purchased with reinvested dividends on shares held in Computershare's Vested Share Account

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£16.1412

466.3444

d)

Aggregated information

- Aggregated volume

- Price

- Total

466.3444 shares

£16.1412 per share

£7,527.36

e)

Date of the transaction

13 February 2024

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Stephen Oxley

2

Reason for the notification

a)

Position/status

Chief Financial 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

Shares purchased with reinvested dividends on shares held in the Johnson Matthey Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£16.1412

5

d)

Aggregated information

- Aggregated volume

- Price

- Total

5 shares

£16.1412 per share

£80.71

e)

Date of the transaction

13 February 2024

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Simon Price

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

1) Shares purchased with reinvested dividends on shares held in the Johnson Matthey Share Incentive Plan

2) Shares purchased with reinvested dividends on shares held in Computershare's Vested Share Account

c)

Price(s) and volume(s)

Price(s)

Volume(s)

1) £16.1412

2) £16.1412

1) 10

2) 159.6853

d)

Aggregated information

- Aggregated volume

- Price

- Total

169.6853 shares

£16.1412 per share

£2,738.92

e)

Date of the transaction

13 February 2024

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Elizabeth Rowsell

2

Reason for the notification

a)

Position/status

Chief Technology 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

1) Shares purchased with reinvested dividends on shares held in the Johnson Matthey Share Incentive Plan

2) Shares purchased with reinvested dividends on shares held in Computershare's Vested Share Account

c)

Price(s) and volume(s)

Price(s)

Volume(s)

1) £16.1412

2) £16.1412

1) 37

2) 97.6385

d)

Aggregated information

- Aggregated volume

- Price

- Total

134.6385 shares

£16.1412

£2,173.23

e)

Date of the transaction

13 February 2024

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Maurits van Tol

2

Reason for the notification

a)

Position/status

Chief Executive, Catalyst Technologies

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

1) Shares purchased with reinvested dividends on shares held in the Johnson Matthey Share Incentive Plan

2) Shares purchased with reinvested dividends on shares held in Computershare's Vested Share Account

c)

Price(s) and volume(s)

Price(s)

Volume(s)

1) £16.1412

2) £16.1412

1) 9

2) 289.9615

d)

Aggregated information

- Aggregated volume

- Price

- Total

298.9615 shares

£16.1412 per share

£4,825.60

e)

Date of the transaction

13 February 2024

f)

Place of the transaction

London Stock Exchange (XLON)

1

Details of the person discharging managerial responsibilities / person closely associated

a)

Name

Mark Wilson

2

Reason for the notification

a)

Position/status

Chief Executive, Hydrogen Technologies

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

Shares purchased with reinvested dividends on shares held in the Johnson Matthey Share Incentive Plan

c)

Price(s) and volume(s)

Price(s)

Volume(s)

£16.1412

9

d)

Aggregated information

- Aggregated volume

- Price

- Total

9 shares

£16.1412 per share

£145.27

e)

Date of the transaction

13 February 2024

f)

Place of the transaction

London Stock Exchange (XLON)