OCI PARTNERS LP

CUSIP: 67091N108 Class: COM UNIT REP LP

CUSHING ASSET MANAGEMENT, LP dba NXG INVESTMENT MANAGEMENT's Holding History (CIK: 0001329375)

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

Q4 2014
Shares 268,348 Value ($000) $4,294 Avg Close — Range —
Q3 2014
Shares 268,348 Value ($000) $5,764 Avg Close — Range —
Q2 2014
Shares 243,348 Value ($000) $5,171 Avg Close — Range —
Q1 2014
Shares 256,822 Value ($000) $5,506 Avg Close — Range —
Q4 2013
Shares 81,961 Value ($000) $2,262 Avg Close — Range —