POWERSHARES QQQ TRUST

CUSIP: 73935A104 Class: COM

BLAIR WILLIAM & CO/IL's Holding History (CIK: 0000902367)

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

Q1 2018
Shares 78,488 Value ($000) $12,568 Avg Close — Range —
Q4 2017
Shares 82,060 Value ($000) $12,782 Avg Close — Range —
Q3 2017
Shares 83,199 Value ($000) $12,101 Avg Close — Range —
Q2 2017
Shares 78,032 Value ($000) $10,740 Avg Close — Range —
Q1 2017
Shares 77,392 Value ($000) $10,123 Avg Close — Range —
Q4 2016
Shares 74,512 Value ($000) $8,828 Avg Close — Range —
Q3 2016
Shares 73,930 Value ($000) $8,777 Avg Close — Range —
Q2 2016
Shares 70,861 Value ($000) $7,620 Avg Close — Range —
Q1 2016
Shares 84,124 Value ($000) $9,186 Avg Close — Range —
Q4 2015
Shares 97,944 Value ($000) $10,956 Avg Close — Range —
Q3 2015
Shares 102,224 Value ($000) $10,402 Avg Close — Range —
Q2 2015
Shares 108,069 Value ($000) $11,571 Avg Close — Range —
Q1 2015
Shares 109,948 Value ($000) $11,610 Avg Close — Range —
Q4 2014
Shares 108,894 Value ($000) $11,243 Avg Close — Range —
Q3 2014
Shares 110,492 Value ($000) $10,915 Avg Close — Range —
Q2 2014
Shares 88,084 Value ($000) $8,271 Avg Close — Range —
Q1 2014
Shares 92,396 Value ($000) $8,100 Avg Close — Range —
Q4 2013
Shares 94,767 Value ($000) $8,335 Avg Close — Range —
Q3 2013
Shares 99,869 Value ($000) $7,878 Avg Close — Range —
Q2 2013
Shares 104,121 Value ($000) $7,420 Avg Close — Range —