DUPONT FABROS TECHNOLOGY INC

CUSIP: 26613Q106 Class: COM

North Star Investment Management Corp.'s Holding History (CIK: 0001342857)

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

Q1 2015
Shares 500 Value ($000) $16 Avg Close — Range —
Q4 2014
Shares 500 Value ($000) $17 Avg Close — Range —