OM GROUP INC

CUSIP: 670872100 Class: COM

VANGUARD GROUP INC's Holding History (CIK: 0000102909)

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

Q3 2015
Shares 2,250,464 Value ($000) $74,018 Avg Close — Range —
Q2 2015
Shares 2,160,850 Value ($000) $72,605 Avg Close — Range —
Q1 2015
Shares 2,096,066 Value ($000) $62,945 Avg Close — Range —
Q4 2014
Shares 2,027,310 Value ($000) $60,414 Avg Close — Range —
Q3 2014
Shares 2,077,195 Value ($000) $53,903 Avg Close — Range —
Q2 2014
Shares 2,045,769 Value ($000) $66,344 Avg Close — Range —
Q1 2014
Shares 2,019,257 Value ($000) $67,080 Avg Close — Range —
Q4 2013
Shares 1,941,992 Value ($000) $70,708 Avg Close — Range —
Q3 2013
Shares 1,872,605 Value ($000) $63,256 Avg Close — Range —
Q2 2013
Shares 1,841,115 Value ($000) $56,928 Avg Close — Range —