June 21 (Reuters) - Impala Platinum Holdings Ltd IMPJ.J
* Transition metals corp and impala platinum sign a definitive option agreement with north american palladium on the sunday lake pt-pd project
* Transition metals corp - under terms of agreement, north american palladium has right to acquire a 75% ownership in sunday lake project
* Transition metals corp - to acquire ownership by completing work commitments totaling $4.5 million and making cash payments of $3.5 million over a 5 year period Source text for Eikon: ID:nCNWQtGg6a Further company coverage: IMPJ.J