Holding(s) in Company

1.

Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

Johnson Matthey Plc

2.

Reason for the notification:

An acquisition or disposal of voting rights

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

3.

Full name of person(s) subject to the notification obligation:

BlackRock, Inc.

4.

Full name of shareholder(s) (if different from 3.):

N/A

5.

Date of the transaction (and date on which the threshold is crossed or reached if different):

1 October 2014

6.

Date on which issuer notified:

2 October 2014

7.

Threshold(s) that is/are crossed or reached:

Holding has gone below 10%

8.

Notified details:

A.

VOTING RIGHTS ATTACHED TO SHARES:

Class/type of shares (if possible using the ISIN CODE): GB00B70FPS60

Situation previous to the triggering transaction:

Number of shares: 20,240,386

Number of voting rights: 20,240,386

Resulting situation after the triggering transaction:

Number of shares (direct): N/A

Number of voting rights (direct): N/A

Number of voting rights (indirect): 20,181,149

% of voting rights (direct): N/A

% of voting rights (indirect): 9.85%

B

QUALIFYING FINANCIAL INSTRUMENTS

N/A

C

FINANCIAL INSTRUMENTS WITH SIMILAR ECONOMIC EFFECT TO QUALIFYING FNIANCIAL INSTRUMENTS

Resulting situation after triggering the transaction:

Type of financial instrument: CFD

Exercise price: N/A

Expiration date: N/A

Exercise/Conversion period: N/A

Number of voting rights instrument refers to: 209,763

% of voting rights (Nominal): 0.1%

% of voting rights (Delta): 0.1%

Total voting rights: 20,390,912 shares (9.95%)

9.

Chain of controlled undertakings through which the voting rights and/or the financial instruments are effectively held if applicable:

BlackRock Investment Management (UK) Limited - 20,390,912 shares (9.95%)

10.

Name of the proxy holder:

11.

Number of voting rights proxy holder will cease to hold:

12.

Date on which proxy holder will cease to hold voting rights:

13.

Additional Information:

BlackRock Regulatory Threshold Reporting Team

14.

15.

Contact Name: Angela Purtill, Deputy Company Secretary, Johnson Matthey Plc

Contact Telephone Number: 020 7269 8400