5

This schedule contains summary financial information extracted from the OM Group, Inc. Condensed Consolidated Balance Sheet at June 30, 2000 (Unaudited) and the OM Group, Inc. Condensed Statement of Consolidated Income for the three and six months ended June 30, 2000 (Unaudited) and is qualified in its entirety by reference to such financial statements. 1,000 3-MOS 6-MOS Apr-01-2000 Jan-01-2000 Dec-31-2000 Dec-31-2000 Jun-30-2000 Jun-30-2000 14,129 14,129 0 0 152,125 152,125 0 0 367,677 367,677 84,694 84,694 585,089 585,089 126,606 126,606 1,307,737 1,307,737 155,692 155,692 0 0 0 0 0 0 240 240 476,040 476,040 1,307,737 1,307,737 273,522 421,807 273,522 421,807 218,122 324,405 236,610 357,854 (713) (746) 0 0 11,593 17,045 26,032 47,654 7,604 14,076 18,428 33,578 0 0 0 0 0 0 18,428 33,578 0.77 1.41 0.76 1.39