WALGREEN CO

CUSIP: 931422109 Class: COM

CANADA PENSION PLAN INVESTMENT BOARD's Holding History (CIK: 0001283718)

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

Q3 2014
Shares 1,649,872 Value ($000) $97,788 Avg Close — Range —
Q2 2014
Shares 1,970,477 Value ($000) $146,071 Avg Close — Range —
Q1 2014
Shares 1,967,267 Value ($000) $129,899 Avg Close — Range —
Q4 2013
Shares 1,967,067 Value ($000) $112,988 Avg Close — Range —
Q3 2013
Shares 1,893,767 Value ($000) $101,885 Avg Close — Range —
Q2 2013
Shares 799,987 Value ($000) $35,359 Avg Close — Range —
Q1 2013
Shares 696,432 Value ($000) $33,206 Avg Close — Range —