WESCO AIRCRAFT HLDGS INC

CUSIP: 950814103 Class: COMMON STOCK

ProShare Advisors LLC's Holding History (CIK: 0001357955)

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

Q1 2015
Shares 10,131 Value ($000) $155 Avg Close — Range —
Q4 2014
Shares 11,073 Value ($000) $155 Avg Close — Range —
Q3 2014
Shares 20,631 Value ($000) $359 Avg Close — Range —
Q2 2014
Shares 25,294 Value ($000) $505 Avg Close — Range —
Q1 2014
Shares 41,660 Value ($000) $917 Avg Close — Range —
Q3 2013
Shares 26,123 Value ($000) $547 Avg Close — Range —
Q2 2013
Shares 11,397 Value ($000) $212 Avg Close — Range —