TIDMJMAT
NOTIFICATION OF MAJOR INTERESTS IN SHARES
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 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):
26 April 2012
6. Date on which issuer notified:
27 April 2012
7. Threshold(s) that is/are crossed or reached:
Holding has gone above 10%
8. Notified details:
A. VOTING RIGHTS ATTACHED TO SHARES:
Class/type of shares (if possible using the ISIN CODE):
GB0004764071
Situation previous to the triggering transaction:
Number of shares: 21,151,873
Number of voting rights: 21,151,873
Resulting situation after the triggering transaction:
Number of shares (direct): N/A
Number of voting rights (direct): N/A
Number of voting rights (indirect): 21,262,792
% of voting rights (direct): N/A
% of voting rights (indirect): 9.90%
B QUALIFYING FINANCIAL INSTRUMENTS
N/A
C FINANCIAL INSTRUMENTS WITH SIMILAR ECONOMIC EFFECT TO QUALIFYING FNIANCIAL
INSTRUMENTS
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: 269,490
% of voting rights (Nominal): 0.13%
% of voting rights (Delta): 0.13%
Total voting rights: 21,532,282 shares (10.03%)
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 - 21,532,282 shares (10.03%)
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
14. Contact Name:
15. Angela Purtill, Deputy Company Secretary, Johnson Matthey plc
Contact Telephone Number: 020 7269 8461
27 April 2012
END
| 
