OM GROUP INC

CUSIP: 670872100 Class: COM

TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY's Holding History (CIK: 0000714142)

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

Q3 2015
Shares 10,600 Value ($000) $349 Avg Close — Range —
Q2 2015
Shares 10,600 Value ($000) $356 Avg Close — Range —
Q1 2015
Shares 10,600 Value ($000) $318 Avg Close — Range —
Q4 2014
Shares 13,700 Value ($000) $408 Avg Close — Range —
Q3 2014
Shares 13,700 Value ($000) $356 Avg Close — Range —
Q2 2014
Shares 13,700 Value ($000) $444 Avg Close — Range —
Q1 2014
Shares 13,700 Value ($000) $455 Avg Close — Range —
Q4 2013
Shares 13,700 Value ($000) $499 Avg Close — Range —
Q3 2013
Shares 14,700 Value ($000) $497 Avg Close — Range —
Q2 2013
Shares 14,700 Value ($000) $455 Avg Close — Range —