OM GROUP INC

CUSIP: 670872100 Class: COM

Pentwater Capital Management LP's Holding History (CIK: 0001425851)

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

Q3 2015
Shares 975,000 Value ($000) $32,068 Avg Close — Range —
Q2 2015
Shares 336,800 Value ($000) $11,316 Avg Close — Range —