EXHIBIT U



       TRANSACTIONS IN THE COMMON SHARES OF CLIFFS NATURAL RESOURCES INC.



         TRANSACTIONS BY HARBINGER CAPITAL PARTNERS MASTER FUND I, LTD.

        Date of                Number of Shares
        Transaction            Purchased / (Sold)       Price per Share

        4/13/2009                   (912,000)              $20.1441
        4/14/2009                   (250,000)              $19.6296
        4/14/2009                    (40,320)              $18.9861
        4/14/2009                    (36,300)              $18.9861
        4/14/2009                   (250,000)              $20.0299
        4/14/2009                   (425,000)              $18.9943
        4/15/2009                   (500,000)              $18.4926
        4/15/2009                   (366,900)              $18.8543
        4/15/2009                   (250,000)              $18.7431



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