ROWAN COMPANIES INC

CUSIP: 779382100 Class: CMN

BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp's Holding History (CIK: 0001228242)

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

Q1 2012
Shares 54,638 Value ($000) $1,799 Avg Close — Range —
Q4 2011
Shares 93,233 Value ($000) $2,828 Avg Close — Range —
Q3 2011
Shares 54,941 Value ($000) $1,659 Avg Close — Range —