EXHIBIT I 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 1/14/2009 (284,563) $21.9276 1/14/2009 (78,472) $22.4643 1/15/2009 (667,909) $22.0113 1/16/2009 (20,833) $22.4655 1/16/2009 (1,229,167) $22.0205 TRANSACTIONS BY HARBINGER CAPITAL PARTNERS SPECIAL SITUATIONS FUND, L.P. Date of Number of Shares Transaction Purchased / (Sold) Price per Share 1/14/2009 (133,912) $21.9276 1/14/2009 (36,928) $22.4643 1/15/2009 (196,492) $22.0113 1/16/2009 (4,167) $22.4655 1/16/2009 (245,933) $22.0205 I-1