OM GROUP INC

CUSIP: 670872100 Class: COM

Sterling Capital Management LLC's Holding History (CIK: 0001329883)

Note: Option positions (PUT/CALL) are excluded.

Q4 2013
Shares 17,860 Value ($000) $650 Avg Close — Range —
Q3 2013
Shares 16,470 Value ($000) $556 Avg Close — Range —
Q2 2013
Shares 14,652 Value ($000) $453 Avg Close — Range —