DU PONT E I DE NEMOURS & CO

CUSIP: 263534109 Class: COM

America First Investment Advisors, LLC's Holding History (CIK: 0001308778)

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

Q3 2014
Shares 100 Value ($000) $7 Avg Close — Range —
Q2 2014
Shares 100 Value ($000) $7 Avg Close — Range —
Q1 2014
Shares 300 Value ($000) $20 Avg Close — Range —
Q4 2013
Shares 300 Value ($000) $19 Avg Close — Range —
Q3 2013
Shares 300 Value ($000) $18 Avg Close — Range —
Q2 2013
Shares 100 Value ($000) $5 Avg Close — Range —