NOTIFICATION OF TRANSACTIONS OF DIRECTORS/PERSONS DISCHARGING MANAGERIAL RESPONSIBILITIES AND CONNECTED PERSONS

1.  Name of the
    issuer:

    Johnson Matthey
    Plc

2.  State whether
    the notification
    relates to (i) a
    transaction
    notified in
    accordance with
    DTR 3.1.2 R,
    (ii) a
    disclosure made
    in accordance
    with section 793
    of the Companies
    Act 2006, or
    (iii) a
    transaction
    notified in
    accordance with
    paragraph 26 of
    the Model Code:

    Transactions
    notified in
    accordance with
    DTR 3.1.2R

3.  Name of person
    discharging
    managerial
    responsibilities/director:

    G P Otterman
    L C Pentz
    J F Walker

4.  State whether
    notification
    relates to a
    person connected
    with a person
    discharging
    managerial
    responsibilities/director
    named in 3 and
    identify the
    connected
    person:

    N/A

5.  Indicate whether
    the notification
    is in respect of
    a holding of the
    person referred
    to in 3 or 4
    above or in
    respect of a
    non-beneficial
    interest:

    A notification
    in respect of
    holdings of the
    persons referred
    to in 3 above

6.  Description of
    shares
    (including
    class),
    debentures or
    derivatives or
    financial
    instruments
    relating to
    shares:

    Ordinary Shares
    of 104 16/21
    pence each

7.  Name of
    registered
    shareholders(s)
    and, if more
    than one, the
    number of shares
    held by each of
    them:

    T Rowe Price
    Trust as Trustee
    of the Johnson
    Matthey Salaried
    Employees
    Savings
    Investment Plan

8.  State the nature
    of the
    transaction:

    Dividend
    reinvestment by
    the Trustee of
    the Johnson
    Matthey Salaried
    Employees
    Savings
    Investment Plan

9.  Number of
    shares,
    debentures or
    financial
    instruments
    relating to
    shares acquired:

    G P Otterman 179
    L C Pentz    133
    J F Walker    81

10. Percentage of
    issued class
    acquired
    (treasury shares
    of that class
    should not be
    taken into
    account when
    calculating
    percentage):

    Less than 0.1%

11. Number of
    shares,
    debentures or
    financial
    instruments
    relating to
    shares disposed:

    N/A

12. Percentage of
    issued class
    disposed
    (treasury shares
    of that class
    should not be
    taken into
    account when
    calculating
    percentage):

    N/A

13. Price per share
    or value of
    transaction:

    £29.5216

14. Date and place
    of transaction:

    5 August 2015,
    London

15. Total holding
    following
    notification and
    total percentage
    holding
    following
    notification
    (any treasury
    shares of that
    class should not
    be taken into
    account when
    calculating
    percentage):

    L C
    Pentz           27,494
    J F
    Walker          11,963

16. Date issuer
    informed of
    transaction:

    7 August 2015

Name and signature
of duly authorised
officer of issuer
responsible for
making notification:

Angela PurtillDeputy Company
Secretary
Tel: +44 (0) 20 7269
8400
7 August 2015