3.3Shares that the Company purchases, redeems or otherwise acquires may be cancelled or held as treasury shares provided that the number of Shares purchased, redeemed or otherwise acquired and held as treasury shares, when aggregated with shares of the same class already held by the company as treasury shares, may not exceed 50% of the Shares of that class previously issued by the Company, excluding Shares that have been cancelled. Shares which have been cancelled shall be available for reissue.