OM GROUP INC

CUSIP: 670872100 Class: COM

HBK INVESTMENTS L P's Holding History (CIK: 0001011443)

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

Q2 2014
Shares 29,138 Value ($000) $945 Avg Close — Range —
Q1 2014
Shares 48,796 Value ($000) $1,621 Avg Close — Range —
Q4 2013
Shares 24,800 Value ($000) $903 Avg Close — Range —
Q3 2013
Shares 15,900 Value ($000) $537 Avg Close — Range —
Q2 2013
Shares 6,900 Value ($000) $213 Avg Close — Range —