NUVEEN PFD & INCOME OPPORTUN

CUSIP: 67073B106 Class: COM

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

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

Q4 2013
Shares 3,455 Value ($000) $34 Avg Close — Range —
Q3 2013
Shares 3,455 Value ($000) $32 Avg Close — Range —
Q2 2013
Shares 3,455 Value ($000) $35 Avg Close — Range —