Rule 8.3 - XSTRATA PLC

6 Feb 2008 16:48

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 (Note 1) ALLIANZ GLOBAL INVESTORSGLOBAL EQUITYBUSINESS

UNIT Company dealt in XSTRATA PLC Class of relevant security to ORDINARY SHARES

which the dealings being disclosed relate (Note 2) Date of dealing 06 February 2008

2. INTERESTS, SHORT POSITIONS AND RIGHTS TO SUBSCRIBE

(a) Interests and short positions (following dealing) in the class of relevantsecurity dealt in (Note 3) Long Short Number (%) Number (%) (1) Relevant securities 9,754,629 (0.998) ORDINARY SHARES (2) Derivatives (other than options) (3) Options and agreements to purchase/sell TOTAL 9,754,629 (0.998)

(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 salesPurchase/sale Number of securities Price per unit (Note 5) Sale 5,593 GBP 38.47 Sale 120,000 GBP 38.46

(b) Derivatives transactions (other than options)

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

(c) Options transactions in respect of existing securities

(i) Writing, selling, purchasing or varying

Product name, Writing, Number of Exercise Type, e.g. Expiry Option

selling, securities to American, money e.g. call purchasing, which the price European date option varying option etc. paid/ etc. relates (Note received 7) per unit (Note 5) (ii) ExercisingProduct 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 6 February 2008 Contact name ANDREW STEVENS / JAMES WALL Telephone number 020 7475 5472 / 020 7475 2194

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