POWERSHARES ETF TRUST

CUSIP: 73935X161 Class: WILDERHILL PRO

Sterling Investment Advisors, Ltd.'s Holding History (CIK: 0001701132)

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

Q4 2018
Shares 1,200 Value ($000) $25 Avg Close — Range —
Q3 2018
Shares 1,200 Value ($000) $31 Avg Close — Range —
Q2 2018
Shares 1,200 Value ($000) $31 Avg Close — Range —
Q1 2018
Shares 1,200 Value ($000) $30 Avg Close — Range —
Q4 2017
Shares 1,200 Value ($000) $32 Avg Close — Range —
Q3 2017
Shares 1,200 Value ($000) $32 Avg Close — Range —
Q2 2017
Shares 1,200 Value ($000) $30 Avg Close — Range —
Q1 2017
Shares 1,200 Value ($000) $32 Avg Close — Range —
Q4 2016
Shares 1,200 Value ($000) $31 Avg Close — Range —