POWERSHARES ETF TRUST

CUSIP: 73935X229 Class: COM

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

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

Q1 2018
Shares 27,990 Value ($000) $519 Avg Close — Range —
Q4 2017
Shares 27,990 Value ($000) $528 Avg Close — Range —
Q3 2017
Shares 27,990 Value ($000) $531 Avg Close — Range —
Q2 2017
Shares 30,160 Value ($000) $576 Avg Close — Range —
Q1 2017
Shares 30,160 Value ($000) $562 Avg Close — Range —
Q4 2016
Shares 30,864 Value ($000) $554 Avg Close — Range —
Q3 2016
Shares 30,864 Value ($000) $588 Avg Close — Range —
Q2 2016
Shares 30,864 Value ($000) $593 Avg Close — Range —
Q1 2016
Shares 30,260 Value ($000) $569 Avg Close — Range —
Q4 2015
Shares 30,260 Value ($000) $570 Avg Close — Range —
Q3 2015
Shares 30,260 Value ($000) $552 Avg Close — Range —
Q2 2015
Shares 29,090 Value ($000) $529 Avg Close — Range —
Q1 2015
Shares 29,808 Value ($000) $554 Avg Close — Range —
Q4 2014
Shares 27,990 Value ($000) $511 Avg Close — Range —
Q3 2014
Shares 30,090 Value ($000) $542 Avg Close — Range —
Q2 2014
Shares 29,366 Value ($000) $534 Avg Close — Range —
Q1 2014
Shares 109,589 Value ($000) $1,950 Avg Close — Range —
Q4 2013
Shares 449,614 Value ($000) $7,617 Avg Close — Range —
Q3 2013
Shares 532,836 Value ($000) $9,127 Avg Close — Range —
Q2 2013
Shares 202,296 Value ($000) $3,619 Avg Close — Range —