OM GROUP INC

CUSIP: 670872100 Class: COM

SEGALL BRYANT & HAMILL, LLC's Holding History (CIK: 0001006378)

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

Q3 2014
Shares 30,974 Value ($000) $804 Avg Close — Range —
Q2 2014
Shares 62,918 Value ($000) $2,040 Avg Close — Range —
Q1 2014
Shares 98,008 Value ($000) $3,256 Avg Close — Range —
Q4 2013
Shares 83,933 Value ($000) $3,056 Avg Close — Range —
Q3 2013
Shares 75,237 Value ($000) $2,542 Avg Close — Range —
Q2 2013
Shares 21,280 Value ($000) $658 Avg Close — Range —
Q1 2013
Shares 12,120 Value ($000) $285 Avg Close — Range —