J2 Global Inc

CUSIP: 48123v102 Class: COM

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

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

Q4 2014
Shares 189,218 Value ($000) $11,732 Avg Close — Range —
Q3 2013
Shares 148,856 Value ($000) $7,348 Avg Close — Range —