OM GROUP INC

CUSIP: 670872100 Class: COM

State of Tennessee, Department of Treasury's Holding History (CIK: 0001587973)

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

Q2 2015
Shares 23,600 Value ($000) $793 Avg Close — Range —
Q1 2015
Shares 24,000 Value ($000) $721 Avg Close — Range —
Q4 2014
Shares 24,800 Value ($000) $739 Avg Close — Range —
Q3 2014
Shares 27,600 Value ($000) $716 Avg Close — Range —
Q2 2014
Shares 27,600 Value ($000) $895 Avg Close — Range —
Q1 2014
Shares 28,900 Value ($000) $960 Avg Close — Range —
Q4 2013
Shares 33,400 Value ($000) $1,216 Avg Close — Range —
Q3 2013
Shares 34,400 Value ($000) $1,162 Avg Close — Range —