WALGREEN CO

CUSIP: 931422109 Class: COM

COMERICA BANK's Holding History (CIK: 0000901541)

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

Q4 2014
Shares 900,180 Value ($000) $68,460 Avg Close — Range —
Q3 2014
Shares 466,228 Value ($000) $27,633 Avg Close — Range —
Q2 2014
Shares 467,412 Value ($000) $34,648 Avg Close — Range —
Q1 2014
Shares 543,535 Value ($000) $35,889 Avg Close — Range —
Q4 2013
Shares 562,772 Value ($000) $32,326 Avg Close — Range —
Q3 2013
Shares 702,523 Value ($000) $37,796 Avg Close — Range —