Blocklisting Interim Review

RNS Number:2055Y
Alcan Inc
4 July 2002

                                   SCHEDULE 5

                        BLOCKLISTING SIX MONTHLY RETURN

To:     Listing Applications

UK Listing Authority

Financial Services Authority

25, The North Colonnade

Canary Wharf

London, E14 5HS



               Please ensure the entries on this return are typed

                               1. Name of company
 Alcan Inc.



2. Name of scheme
 Executive Share Option Plan



3. Period of return:
From          December 31, 2001                          To       June 30, 2002

4. Number and class of shares(s) (amount of stock / debt security) not issued
under scheme
 15,700,844



5. Number of shares issued / allotted under scheme during period:
 255,392




6. Balance under scheme not yet issued / allotted at end of period
15,445,452



7. Number and class of share(s) (amount of stock / debt securities) originally
listed and the date of admission;
 June 14, 1989 - 1,581,505 Common shares



Please confirm total number of shares in issue at the end of the period in order
for us to update our records
 321,256,890.394 outstanding Common shares as of June 30, 2002.



Contact for queries
Name                 Diane Hryshko
Address              C/o Alcan Inc. 1188 Sherbrooke St. West Montreal Quebec
Telephone            [phone]

Person making the return
Name                 Diane Hryshko
Position             Coordinator, Shareholder Services


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                      This information is provided by RNS
            The company news service from the London Stock Exchange