SPECTRA ENERGY CORP

CUSIP: 847560109 Class: COM

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

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

Q4 2013
Shares 227,320 Value ($000) $8,097 Avg Close — Range —
Q2 2013
Shares 112,160 Value ($000) $3,865 Avg Close — Range —