March 6 (Reuters) - JR Holding SA:
* Said on Friday that its supervisory board resolved to buy 40,777,244 shares of Silva Capital Group SA
* Decided not to sell all shares hold directly and indirectly via its unit, KPM INVEST Sp. z o.o., of Columbus Energy SA
* Resolved to sell all shares of its unit Dinero sp. z o.o.
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