POWERSHARES QQQ TRUST

CUSIP: 73935a104 Class: ETF

Main Street Research LLC's Holding History (CIK: 0001513211)

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

Q1 2018
Shares 1,919 Value ($000) $307 Avg Close — Range —
Q4 2017
Shares 2,057 Value ($000) $320 Avg Close — Range —
Q3 2017
Shares 2,057 Value ($000) $299 Avg Close — Range —
Q2 2017
Shares 1,775 Value ($000) $244 Avg Close — Range —
Q1 2017
Shares 1,529 Value ($000) $202 Avg Close — Range —
Q2 2013
Shares 4,196 Value ($000) $299 Avg Close — Range —