CORE LABORATORIES N V

CUSIP: N22717107 Class: COM

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

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

Q3 2014
Shares 28,580 Value ($000) $5,671 Avg Close — Range —
Q2 2014
Shares 7,145 Value ($000) $1,194 Avg Close — Range —
Q1 2014
Shares 28,580 Value ($000) $5,671 Avg Close — Range —
Q4 2013
Shares 13,580 Value ($000) $2,593 Avg Close — Range —
Q2 2013
Shares 13,580 Value ($000) $2,060 Avg Close — Range —