WALGREEN CO

CUSIP: 931422109 Class: COM

CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM's Holding History (CIK: 0000919079)

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

Q3 2014
Shares 2,523,569 Value ($000) $149,572 Avg Close — Range —
Q2 2014
Shares 2,520,940 Value ($000) $186,877 Avg Close — Range —
Q1 2014
Shares 2,481,640 Value ($000) $158,378 Avg Close — Range —
Q4 2013
Shares 2,527,615 Value ($000) $145,768 Avg Close — Range —
Q3 2013
Shares 2,498,802 Value ($000) $134,436 Avg Close — Range —
Q2 2013
Shares 2,492,339 Value ($000) $110,161 Avg Close — Range —