OM GROUP INC

CUSIP: 670872100 Class: COM

COMERICA BANK's Holding History (CIK: 0000901541)

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

Q3 2015
Shares 147,710 Value ($000) $4,858 Avg Close — Range —
Q2 2015
Shares 579,292 Value ($000) $19,464 Avg Close — Range —
Q1 2015
Shares 97,734 Value ($000) $2,935 Avg Close — Range —
Q4 2014
Shares 60,056 Value ($000) $1,790 Avg Close — Range —
Q3 2014
Shares 31,255 Value ($000) $811 Avg Close — Range —
Q2 2014
Shares 31,416 Value ($000) $1,019 Avg Close — Range —
Q1 2014
Shares 31,969 Value ($000) $1,062 Avg Close — Range —
Q4 2013
Shares 33,224 Value ($000) $1,210 Avg Close — Range —
Q3 2013
Shares 35,137 Value ($000) $1,187 Avg Close — Range —
Q2 2013
Shares 33,595 Value ($000) $1,039 Avg Close — Range —