DUPONT FABROS TECHNOLOGY INC

CUSIP: 26613Q106 Class: COM

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

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

Q2 2016
Shares 221,683 Value ($000) $10,539 Avg Close — Range —
Q1 2016
Shares 261,963 Value ($000) $10,617 Avg Close — Range —