POWERSHARES ETF TRUST

CUSIP: 73935x229 Class: EXCHANGE TRADED PRODUCT

Birch Hill Investment Advisors LLC's Holding History (CIK: 0001424177)

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

Q1 2018
Shares 10,000 Value ($000) $185 Avg Close — Range —
Q4 2017
Shares 10,750 Value ($000) $203 Avg Close — Range —