DUPONT FABROS TECHNOLOGY INC

CUSIP: 26613Q106 Class: COM

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q2 2017
Shares 6,235 Value ($000) $381 Avg Close — Range —
Q1 2017
Shares 15,638 Value ($000) $775 Avg Close — Range —
Q4 2016
Shares 14,635 Value ($000) $643 Avg Close — Range —
Q3 2016
Shares 22,919 Value ($000) $946 Avg Close — Range —
Q2 2016
Shares 14,419 Value ($000) $685 Avg Close — Range —
Q1 2016
Shares 11,137 Value ($000) $451 Avg Close — Range —
Q4 2015
Shares 14,598 Value ($000) $464 Avg Close — Range —
Q3 2015
Shares 15,026 Value ($000) $389 Avg Close — Range —
Q2 2015
Shares 13,749 Value ($000) $405 Avg Close — Range —
Q1 2015
Shares 13,071 Value ($000) $427 Avg Close — Range —
Q4 2014
Shares 749,804 Value ($000) $24,923 Avg Close — Range —
Q3 2014
Shares 742,440 Value ($000) $20,076 Avg Close — Range —
Q2 2014
Shares 724,654 Value ($000) $19,536 Avg Close — Range —
Q1 2014
Shares 694,900 Value ($000) $16,726 Avg Close — Range —
Q4 2013
Shares 697,194 Value ($000) $17,227 Avg Close — Range —
Q3 2013
Shares 846,005 Value ($000) $21,801 Avg Close — Range —
Q2 2013
Shares 966,478 Value ($000) $23,341 Avg Close — Range —