POWERSHARES QQQ TRUST

CUSIP: 73935A104 Class: COM

Choate Investment Advisors's Holding History (CIK: 0001399794)

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

Q1 2018
Shares 2,129 Value ($000) $340,917 Avg Close — Range —
Q4 2017
Shares 1,934 Value ($000) $301,240 Avg Close — Range —
Q3 2017
Shares 1,934 Value ($000) $281,300 Avg Close — Range —
Q2 2017
Shares 2,029 Value ($000) $279,272 Avg Close — Range —
Q1 2017
Shares 2,029 Value ($000) $268,599 Avg Close — Range —
Q4 2016
Shares 2,069 Value ($000) $245,135 Avg Close — Range —
Q3 2016
Shares 2,174 Value ($000) $258,097 Avg Close — Range —
Q2 2016
Shares 2,174 Value ($000) $233,792 Avg Close — Range —
Q1 2016
Shares 2,334 Value ($000) $254,873 Avg Close — Range —