DUPONT FABROS TECHNOLOGY INC

CUSIP: 26613Q106 Class: COM

AMERICAN CENTURY COMPANIES INC's Holding History (CIK: 0000748054)

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

Q2 2017
Shares 73,518 Value ($000) $4,496 Avg Close — Range —
Q1 2017
Shares 447,348 Value ($000) $22,184 Avg Close — Range —
Q4 2016
Shares 196,207 Value ($000) $8,619 Avg Close — Range —
Q3 2016
Shares 25,342 Value ($000) $1,045 Avg Close — Range —
Q2 2016
Shares 22,326 Value ($000) $1,061 Avg Close — Range —
Q1 2016
Shares 22,326 Value ($000) $905 Avg Close — Range —
Q4 2015
Shares 22,332 Value ($000) $710 Avg Close — Range —
Q3 2015
Shares 177,147 Value ($000) $4,585 Avg Close — Range —
Q2 2015
Shares 18,782 Value ($000) $553 Avg Close — Range —
Q1 2015
Shares 395,314 Value ($000) $12,919 Avg Close — Range —
Q4 2014
Shares 396,262 Value ($000) $13,172 Avg Close — Range —
Q3 2014
Shares 168,217 Value ($000) $4,549 Avg Close — Range —
Q2 2014
Shares 60,296 Value ($000) $1,626 Avg Close — Range —