Director Shareholding

Cambridge Antibody Tech Group PLC
31 May 2002

                                  SCHEDULE 11

          NOTIFICATION OF INTERESTS OF DIRECTORS AND CONNECTED PERSONS

 1. Name of company
    Cambridge Antibody Technology

    2) Name of director
    Peter Chambre

    3) Please state whether notification indicates that it is in respect of
    holding of the shareholder named in 2 above or in respect of a
    non-beneficial interest or in the case of an individual holder if it is a
    holding of that person's spouse or children under the age of 18 or in
    respect of a non-beneficial interest
    As in 2 above


    4) Name of the registered holder(s) and, if more than one holder, the
    number of shares held by each of them (if notified)
    As in 2 above


    5) Please state whether notification relates to a person(s) connected
    with the Director named in 2 above and identify the connected person(s)
    As in 2 above


    6) Please state the nature of the transaction. For PEP transactions
    please indicate whether general/single co PEP and if discretionary/non
    discretionary
    Grant of options under Company Share Option Plan


    7) Number of shares/amount of stock acquired



    8) Percentage of issued class



    9) Number of shares/amount of stock disposed



    10) Percentage of issued class



    11) Class of security



    12) Price per share



    13) Date of transaction



    14) Date company informed



    15) Total holding following this notification



    16) Total percentage holding of issued class following this notification



    If a director has been granted options by the company please complete the
    following boxes

    17) Date of grant
    24 May 2002

    18) Period during which or date on which exercisable
    24 May 2005 - 23 May 2012 subject to performance conditions


    19) Total amount paid (if any) for grant of the option
    Nil


    20) Description of shares or debentures involved: class, number
    Ordinary 10p shares - 60,018 shares


    21) Exercise price (if fixed at time of grant) or indication that price
    is to be fixed at time of exercise
    £10.83


    22) Total number of shares or debentures over which options held
    following this notification
    60,018


    23) Any additional information
    All of the 60,018 options granted will only become exercisable subject to
    the satisfaction of a performance condition and of that number 15,005
    options will only become exercisable subject to the satisfaction of an
    additional more stringent performance condition.


    24) Name of contact and telephone number for queries
    Justin Hoskins 01763 263233


    25) Name and signature of authorised company official responsible for
    making this notification
    Diane Mellett Company Secretary


Date of Notification 31 May 2002









                                  SCHEDULE 11

          NOTIFICATION OF INTERESTS OF DIRECTORS AND CONNECTED PERSONS

 1. Name of company

Cambridge Antibody Technology

2) Name of director
John Aston

3) Please state whether notification indicates that it is in respect of
holding of the shareholder named in 2 above or in respect of a non-beneficial
interest or in the case of an individual holder if it is a holding of that
person's spouse or children under the age of 18 or in respect of a
non-beneficial interest
As in 2 above


4) Name of the registered holder(s) and, if more than one holder, the
number of shares held by each of them (if notified)
As in 2 above


5) Please state whether notification relates to a person(s) connected
with the Director named in 2 above and identify the connected person(s)
As in 2 above


6) Please state the nature of the transaction. For PEP transactions
please indicate whether general/single co PEP and if discretionary/non
discretionary
Exercise of options under unapproved Executive Scheme


7) Number of shares/amount of
stock acquired
10,000


8) Percentage of issued class
0.028%


9) Number of shares/amount of stock disposed
Nil


10) Percentage of issued class
Nil


11) Class of security
Ordinary 10p shares


12) Price per share
£3.00


13) Date of transaction
31 May 2002


14) Date company informed
31 May 2002


15) Total holding following this notification
21,857


16) Total percentage holding of issued class following this notification
0.060%


If a director has been granted options by the company please complete the
following boxes

17) Date of grant



18) Period during which or date on which exercisable



19) Total amount paid (if any) for grant of the option



20) Description of shares or debentures involved: class, number



21) Exercise price (if fixed at time of grant) or indication that price
is to be fixed at time of exercise



22) Total number of shares or debentures over which options held following this
notification



23) Any additional information



24) Name of contact and telephone number for queries
Justin Hoskins 01763 263233


25) Name and signature of authorised company official responsible for
making this notification
Diane Mellett Company Secretary


Date of Notification 31 May 2002



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