OM GROUP INC

CUSIP: 670872100 Class: COM

PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO's Holding History (CIK: 0001007280)

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

Q3 2015
Shares 34,453 Value ($000) $1,133 Avg Close — Range —
Q2 2015
Shares 34,668 Value ($000) $1,165 Avg Close — Range —
Q1 2015
Shares 4,262 Value ($000) $128 Avg Close — Range —
Q4 2014
Shares 4,204 Value ($000) $125 Avg Close — Range —
Q3 2014
Shares 4,127 Value ($000) $107 Avg Close — Range —
Q2 2014
Shares 5,433 Value ($000) $176 Avg Close — Range —
Q1 2014
Shares 5,190 Value ($000) $172 Avg Close — Range —
Q4 2013
Shares 6,973 Value ($000) $254 Avg Close — Range —
Q3 2013
Shares 3,950 Value ($000) $133 Avg Close — Range —