29th Oct 2007 07:00
Alcan Inc26 October 2007 TR-1: Notifications of Major Interests in Shares 1. Identity of the issuer or the underlying issuer ofexisting shares to which voting rights are attached: Alcan Inc. (Secondary listing of common shares in London) 2. Reason for notification (yes/no) An acquisition or disposal of voting rights Yes An acquisition or disposal of financial instruments which may result in theacquisition of shares already issued to which voting rights are attached No An event changing the breakdown of voting rights No Other (please specify):______________ 3. Full name of person(s) subject to Rio Tinto plcnotification obligation: 6 St James's Square London, SW1Y 4LD 4. Full name of shareholder(s) (if different Rio Tinto Canada Holding Inc.from 3): 770 Sherbrooke Street West Suite 1800 Montreal, Quebec, H3A 1G1 5. Date of transaction (and date on which thethreshold is crossed or reached if different): 25/10/07 6. Date on which issuer notified: 25/10/07 7. Threshold(s) that is/are crossed or reached: 75% -------------------------------------------------------------------------------- 8: Notified DetailsA: Voting rights attached to shares Class/type of Situation previous to the Resulting situation after the triggering transactionshares triggering transaction If possible use Number of Number of Number of Number of voting rights Percentage of votingISIN code shares voting shares rights rights Direct Indirect Direct Indirect 0 0Ordinary 298,759,000 0 298,759,000 0 79.41CA0137161059 B: Financial Instruments Resulting situation after the triggering transaction Type of financial Expiration date Exercise/ No. of voting Percentage of voting rightsinstrument conversion period rights that may /date be acquired (if the instrument exercised/ converted) Total (A+B) Number of voting rights Percentage of voting rights 298,759,000 79.41 -------------------------------------------------------------------------------- 9. Chain of controlled undertakings through which the voting rights and /or the financial instruments are effectivelyheld, if applicable: Proxy Voting: 10. Name of proxy holder: 11. Number of voting rights proxy holderwill cease to hold: 12. Date on which proxy holder will cease tohold voting rights: 13. Additional information: 14 Contact name: Ben Mathews, Company Secretary, Rio Tinto plc 15. Contact telephone name: +44 20 7930 2399 This information is provided by RNS The company news service from the London Stock ExchangeRelated Shares:
Rio Tinto