DUPONT FABROS TECHNOLOGY INC

CUSIP: 26613Q106 Class: COM

FRED ALGER MANAGEMENT, LLC's Holding History (CIK: 0000003520)

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

Q2 2015
Shares 184,379 Value ($000) $5,430 Avg Close — Range —
Q1 2015
Shares 245,211 Value ($000) $8,013 Avg Close — Range —
Q4 2014
Shares 398,875 Value ($000) $13,259 Avg Close — Range —
Q3 2014
Shares 449,385 Value ($000) $12,151 Avg Close — Range —
Q2 2014
Shares 504,629 Value ($000) $13,605 Avg Close — Range —
Q1 2014
Shares 847,649 Value ($000) $20,403 Avg Close — Range —
Q4 2013
Shares 755,389 Value ($000) $18,666 Avg Close — Range —
Q3 2013
Shares 573,517 Value ($000) $14,780 Avg Close — Range —
Q2 2013
Shares 408,020 Value ($000) $9,854 Avg Close — Range —