Feb 19 (Reuters) – United Company Rusal Plc says: * RUSSIA‘S RUSAL SAYS RECEIVED A LETTER FROM CRISPIAN INFORMING THE COMPANY THAT CRISPIAN HAD RECEIVED AN OFFER FROM BONICO HOLDINGS TO BUY 6,313,994 ORDINARY SHARES HELD BY CRISPIAN IN NORILSK NICKEL * RUSSIA‘S RUSAL SAYS THE OFFER PRICE IS $234.00 PER OFFERED SHARE AND US$23.40 PER AMERICAN DEPOSITARY RECEIPT (PLUS INTEREST) * RUSSIA‘S RUSAL SAYSBY THE LETTER CRISPIAN PURPORTED TO GIVE EACH OF THE COMPANY AND WHITELEAVE HOLDINGS LIMITED A NOTICE OF A RIGHT OF FIRST REFUSAL TO ACQUIRE THE OFFERED SHARES ON THE TERMS OF A NON-NEGOTIABLE SALE AND PURCHASE AGREEMENT * RUSSIA‘S RUSAL SAYSON 12 FEBRUARY 2018 THE COMPANY COMMENCED ITS LEGAL CHALLENGE, IN THE HIGH COURT IN LONDON AND PURSUANT TO THE DISPUTE RESOLUTION MECHANISMS SET OUT IN THE AGREEMENT DATED 10 DECEMBER 2012