U.S. AUTO PARTS NETWORK INC

CUSIP: 90343C100 Class: COM

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

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

Q4 2017
Shares 87,622 Value ($000) $221 Avg Close — Range —
Q3 2017
Shares 99,803 Value ($000) $288 Avg Close — Range —
Q2 2017
Shares 97,313 Value ($000) $314 Avg Close — Range —
Q1 2017
Shares 127,313 Value ($000) $426 Avg Close — Range —
Q4 2016
Shares 120,900 Value ($000) $426 Avg Close — Range —
Q3 2016
Shares 105,900 Value ($000) $348 Avg Close — Range —
Q2 2016
Shares 100,152 Value ($000) $396 Avg Close — Range —
Q1 2016
Shares 101,522 Value ($000) $260 Avg Close — Range —
Q4 2015
Shares 94,942 Value ($000) $280 Avg Close — Range —
Q3 2015
Shares 91,638 Value ($000) $172 Avg Close — Range —
Q2 2015
Shares 2,727,346 Value ($000) $6,000 Avg Close — Range —
Q1 2015
Shares 2,733,848 Value ($000) $5,932 Avg Close — Range —
Q4 2014
Shares 2,495,095 Value ($000) $5,839 Avg Close — Range —
Q3 2014
Shares 2,189,536 Value ($000) $6,174 Avg Close — Range —
Q2 2014
Shares 1,909,003 Value ($000) $6,892 Avg Close — Range —
Q1 2014
Shares 3,491,906 Value ($000) $10,685 Avg Close — Range —
Q4 2013
Shares 4,032,502 Value ($000) $10,001 Avg Close — Range —
Q3 2013
Shares 3,855,619 Value ($000) $5,089 Avg Close — Range —
Q2 2013
Shares 3,935,758 Value ($000) $4,526 Avg Close — Range —