Mr. Sushil Srivastava of MB Holding reports

MB HOLDING COMPANY LLC ("MB") ANNOUNCES COMPLETION OF SUBSCRIPTION FOR ADDITIONAL SHARES OF NAUTILUS MINERALS INC. ("NAUTILUS")

Mawarid Offshore Mining Ltd., a wholly owned subsidiary of MB Holding Company LLC, has completed the second and final tranche of its subscription for common shares of Nautilus Minerals Inc. pursuant to the subscription agreement entered into between Mawarid and Nautilus on July 31, 2012. Pursuant to the subscription agreement, on Sept. 11, 2012, Mawarid purchased an additional 18,433,811 Nautilus shares at 90 cents per share, resulting in MB and its affiliates beneficially owning or controlling 39,636,897 shares representing approximately 16.9 per cent of the outstanding Nautilus shares (based on 234,097,865 outstanding Nautilus shares as at the date hereof, as advised by Nautilus).

The additional Nautilus shares were acquired for investment purposes only. Depending upon the market and other conditions, MB and its affiliates may acquire additional securities of Nautilus.