POWERSHARES ETF TRUST

CUSIP: 73935X708 Class: EXCHANGE TRADED

BOKF, NA's Holding History (CIK: 0000009634)

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

Q3 2014
Shares 55,355 Value ($000) $1,685 Avg Close — Range —
Q2 2014
Shares 58,001 Value ($000) $1,759 Avg Close — Range —
Q1 2014
Shares 58,001 Value ($000) $1,687 Avg Close — Range —
Q4 2013
Shares 58,001 Value ($000) $1,648 Avg Close — Range —