Holding(s) in Company

FORM 8.3
    DEALINGS BY PERSONS WITH INTERESTS IN SECURITIES REPRESENTING 1% OR MORE
              (Rule 8.3 of the City Code on Takeovers and Mergers)


1.   KEY INFORMATION

Name of person dealing        Jupiter Asset Management Limited
(Note 1)
Company dealt in              Associated British Ports plc
Class of relevant security    Ordinary
to which the dealings being
disclosed relate (Note 2)
Date of dealing               14th June 2006


2.   INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE

(a)  Interests and short positions (following dealing) in the class of relevant
security dealt in (Note 3)

                                      Long                  Short

                                      Number                Number
                                      (%)                   (%)
(1) Relevant securities               10,172,375 (3.37%)

(2)  Derivatives (other  than         176,066 (0.058%)
options)

(3) Options and agreements
to purchase/sell

Total                         10,348,441 (3.43%)


(b)  Interests and short positions in relevant securities of the company, other
     than the class dealt in (Note 3)

Class of relevant security:           Long                  Short

                                      Number                Number
                                      (%)                   (%)
(1) Relevant securities

(2)  Derivatives (other  than
options)

(3) Options and agreements
to purchase/sell

Total


(c)  Rights to subscribe (Note 3)

Class of relevant security:   Details




3.   DEALINGS (Note 4)

(a)  Purchases and sales

Sale                     Number of securities    Price per unit (Note 5)


Ordinary shares          150,000                 835.00 p



(b)  Derivatives transactions (other than options)

Product       Long/short       Number of securities   Price per unit
name,         (Note 6)         (Note 7)               (Note 5)
e.g. CFD

CFD           Long



(c)  Options transactions in respect of existing securities

(i)  Writing, selling, purchasing or varying

Product       Writing,      Number of      Exercise   Type,       Expiry     Option
name,         selling,      securities     price      e.g.        date       money
e.g. call     purchasing,   to which the              American,              paid/received
option        varying       option                    European               per unit
              etc.          relates                   etc.                   (Note 5)
                            (Note 7)


(ii) Exercising

Product name, e.g. call  Number of securities    Exercise price per unit
option                                           (Note 5)






(d)  Other dealings (including new securities) (Note 4)


Nature of transaction    Details                 Price per unit (if
(Note 8)                                         applicable) (Note 5)



4.   OTHER INFORMATION

Agreements, arrangements or understandings relating to options or derivatives


Full details of any agreement, arrangement or understanding between the
person disclosing and any other person relating to the voting rights of
any relevant securities under any option referred to on this form or
relating to the voting rights or future acquisition or disposal of any
relevant securities to which any derivative referred to on this form is
referenced.  If none, this should be stated.




Is a Supplemental Form 8 attached? (Note 9)                 NO


Date of disclosure                         15th June 2006
Contact name                                Sally Wilson
Telephone number                           020 7314 4767
If a connected EFM, name of
offeree/offeror with which connected
If a connected EFM, state nature of
connection (Note 10)


Notes

The Notes on Form 8.3 can be viewed on the Takeover Panel's website at
www.thetakeoverpanel.org.uk