Annual Information Update

ANNUAL INFORMATION UPDATE

Johnson Matthey Plc (the "Company") announces that in accordance with the
requirements of Prospectus Rule 5.2, the following information has been
published or made available by the Company to the public since 2 August 2011.
To avoid an unnecessarily lengthy document, information is referred to in this
update rather than included in full.

The information referred to in this update was up to date at the time the
information was published but some information may, at any time, become out of
date due to changing circumstances.

1.     Announcements made via RNS/Newswire                                     

       02 Aug 2011 Annual Information Update
       03 Aug 2011 Director/PDMR Shareholding
       04 Aug 2011 Director/PDMR Shareholding
       18 Aug 2011 Holding(s) in Company
       22 Aug 2011 Director/PDMR Shareholding
       30 Aug 2011 Director/PDMR Shareholding
       16 Sep 2011 Director/PDMR Shareholding
       26 Sep 2011 Director/PDMR Shareholding
       07 Oct 2011 Director/PDMR Shareholding
       24 Oct 2011 Director/PDMR Shareholding
       31 Oct 2011 Holding(s) in Company
       21 Nov 2011 Director/PDMR Shareholding
       23 Nov 2011 Half Yearly Report
       01 Dec 2011 Director/PDMR Shareholding
       01 Dec 2011 Holding(s) in Company
       02 Dec 2011 Director/PDMR Shareholding
       09 Dec 2011 Blocklisting - Interim Review
       13 Dec 2011 Director Appointment
       28 Dec 2011 Director/PDMR Shareholding
       12 Jan 2012 Director/PDMR Shareholding
       16 Jan 2012 Director/PDMR Shareholding
       23 Jan 2012 Director/PDMR Shareholding
       01 Feb 2012 Interim Management Statement
       02 Feb 2012 Director/PDMR Shareholding
       08 Feb 2012 Director/PDMR Shareholding
       08 Feb 2012 Director/PDMR Shareholding
       08 Feb 2012 Director/PDMR Shareholding
       15 Feb 2012 Director/PDMR Shareholding
       16 Feb 2012 Director/PDMR Shareholding
       16 Feb 2012 Director/PDMR Shareholding
       20 Feb 2012 Director/PDMR Shareholding
       01 Mar 2012 Director/PDMR Shareholding
       08 Mar 2012 Holding(s) in Company
       13 Mar 2012 Director/PDMR Shareholding
       26 Mar 2012 Director/PDMR Shareholding
       27 Mar 2012 Director/PDMR Shareholding
       02 Apr 2012 Holding(s) in Company
       11 Apr 2012 Director/PDMR Shareholding
       13 Apr 2012 Director/PDMR Shareholding
       16 Apr 2012 Director/PDMR Shareholding
       23 Apr 2012 Director/PDMR Shareholding
       24 Apr 2012 Holding(s) in Company
       25 Apr 2012 Director/PDMR Shareholding
       27 Apr 2012 Holding(s) in Company
       10 May 2012 Director/PDMR Shareholding
       22 May 2012 Director/PDMR Shareholding
       22 May 2012 Directorate Change
       23 May 2012 Director/PDMR Shareholding
       07 Jun 2012 Final Results
       11 Jun 2012 Blocklisting - Interim Review
       11 June 2012 Director/PDMR Shareholding
       13 June 2012 Director/PDMR Shareholding
       20 June 2012 Annual Report & Notice of Annual General Meeting
       25 June 2012 Director/PDMR Shareholding
       
Copies of the above announcements can be viewed on the London Stock Exchange
website www.londonstockexchange.com, the National Storage Mechanism (NSM)
website www.hemscott.com/nsm.do and on the Company's website www.matthey.com.


2.     Documents filed at Companies House                                      

All of the documents listed below were filed at Companies House on or around
the dates indicated.

Date         Document Type and Description                                   
                                                                             
04/08/2011   Annual Report and Accounts for the year ended 31 March 2012     
12/12/2011   Form AD02 - SAIL address changed                                

Copies of documents filed at Companies House can be obtained from Companies
House or from the Company Secretary, Johnson Matthey Plc, 5th Floor, 25
Farringdon Street, London EC4A 4AB.


3. Documents sent to shareholders

The following documents were published and sent to shareholders. They are
available on the Company's website www.matthey.com. Copies of these documents
can be viewed on the NSM website www.hemscott.com/nsm.do.

Date           Document                                                        
                                                                               
20 June 2012   Annual Report and Accounts for the year ended 31 March 2012     
20 June 2012   Circular to Shareholders including Notice of Annual General     
               Meeting 2012                                                    
20 June 2012   Form of Proxy 2012                                              


For further enquires, contact
Angela Purtill, Deputy Company Secretary, Johnson Matthey Plc
Telephone: [phone]