Holding(s) in Company

1. Identity of the issuer or the underlying issuerof existing shares to which voting rights areattached: ii

Lonmin plc

2 Reason for the notification (please tick the appropriate box or boxes):

An acquisition or disposal of voting rights

X

An acquisition or disposal of qualifying financial instruments which may result in the acquisition of shares already issued to which voting rights are attached

An acquisition or disposal of instruments with similar economic effect to qualifying financial instruments

An event changing the breakdown of voting rights

Other (please specify):

3. Full name of person(s) subject to thenotification obligation: iii

Glencore Xstrata plc

4. Full name of shareholder(s)  (if different from 3.):iv

5. Date of the transaction and date onwhich the threshold is crossed orreached: v

2 May 2013

6. Date on which issuer notified:

3 May 2013

7. Threshold(s) that is/are crossed orreached: vi, vii

Holding is above 24%

8. Notified details:

A: Voting rights attached to shares viii, ix

Class/type ofshares

if possible usingthe ISIN CODE

Situation previousto the triggeringtransaction

Resulting situation after the triggering transaction

NumberofShares

NumberofVotingRights

Numberof shares

Number of votingrights

% of voting rights x

Indirect

Direct xi

Indirect xii

Direct

Indirect

Lonmin ordinary shares

GB0031192486

139,513,430

139,513,430

139,513,430

N/A

139,513,430

N/A

24.54

B: Qualifying Financial Instruments

Resulting situation after the triggering transaction

Type of financialinstrument

Expirationdate xiii

Exercise/Conversion Period xiv

Number of votingrights that may beacquired if theinstrument isexercised/ converted.

% of votingrights

C: Financial Instruments with similar economic effect to Qualifying Financial Instruments xv, xvi

Resulting situation after the triggering transaction

Type of financialinstrument

Exercise price

Expiration date xvii

Exercise/Conversion period xviii

Number of voting rights instrument refers to

% of voting rights xix, xx

Nominal

Delta

Total (A+B+C)

Number of voting rights

Percentage of voting rights

139,513,430

24.54

9. Chain of controlled undertakings through which the voting rights and/or thefinancial instruments are effectively held, if applicable: xxi

Xstrata Zinc BV is the direct holder of 139,513,430 shares in Lonmin plc.

Xstrata Zinc BV - Xstrata (Scheweiz) AG - Xstrata plc - Finges Investment BV - Glencore Xstrata plc

Proxy Voting:

10. Name of the proxy holder:

N/A

11. Number of voting rights proxy holder will ceaseto hold:

N/A

12. Date on which proxy holder will cease to holdvoting rights:

N/A

13. Additional information:

Following the merger of Glencore International plc and Xstrata plc becoming effective on 2 May 2013, Glencore Xstrata plc became the ultimate beneficial owner of 139,513,430 ordinary shares in Lonmin plc and became beneficially interested in 24.54% in Lonmin plc. Xstrata Zinc BV is the direct holder of those shares and its percentage interest in voting rights remains unchanged at 24.54%.

14. Contact name:

Seema Kamboj

15. Contact telephone number:

020 7201 6053