WESTLAKE CHEM PARTNERS LP

Ticker: WLKP CUSIP: 960417103 Class: COM UNIT RP LP

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

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

Q4 2014
Shares 94,950 Value ($000) $2,754 Avg Close — Range —
Q3 2013
Shares 106,000 Value ($000) $3,074 Avg Close — Range —