Platinum group metals miner Impala Platinum (Implats) plans to repurchase 16.23-million treasury shares from its subsidiary, Gazelle Platinum, as part of its plans to develop an enhanced capital structure. While this is a noncash transaction for Implats, to effect this, Implats subsidiaries Impala Platinum Limited and Gazelle Platinum have entered into a repurchase agreement dated August 26 in terms of which Implats will repurchase the ordinary shares currently held by Gazelle.