WALGREEN CO

CUSIP: 931422109 Class: COM

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q3 2014
Shares 868,003 Value ($000) $51,447 Avg Close — Range —
Q2 2014
Shares 879,803 Value ($000) $65,220 Avg Close — Range —
Q1 2014
Shares 874,503 Value ($000) $57,743 Avg Close — Range —
Q4 2013
Shares 956,603 Value ($000) $54,947 Avg Close — Range —
Q3 2013
Shares 974,703 Value ($000) $52,439 Avg Close — Range —
Q2 2013
Shares 955,503 Value ($000) $42,233 Avg Close — Range —