OM GROUP INC

CUSIP: 670872100 Class: COM

PRELUDE CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001387508)

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

Q3 2015
Shares 59,817 Value ($000) $1,967 Avg Close — Range —
Q2 2015
Shares 21,185 Value ($000) $712 Avg Close — Range —
Q1 2015
Shares 3,800 Value ($000) $114 Avg Close — Range —
Q4 2014
Shares 3,900 Value ($000) $116 Avg Close — Range —
Q3 2014
Shares 4,400 Value ($000) $114 Avg Close — Range —
Q2 2014
Shares 2,200 Value ($000) $71 Avg Close — Range —
Q3 2013
Shares 190 Value ($000) $6 Avg Close — Range —