WALGREEN CO

CUSIP: 931422109 Class: COM

Aperio Group, LLC's Holding History (CIK: 0001364615)

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

Q3 2014
Shares 243,616 Value ($000) $14,439 Avg Close — Range —
Q2 2014
Shares 236,368 Value ($000) $17,522 Avg Close — Range —
Q1 2014
Shares 229,737 Value ($000) $15,170 Avg Close — Range —
Q4 2013
Shares 206,463 Value ($000) $11,859 Avg Close — Range —
Q3 2013
Shares 185,066 Value ($000) $9,957 Avg Close — Range —
Q2 2013
Shares 166,087 Value ($000) $7,341 Avg Close — Range —