ROWAN COMPANIES INC

CUSIP: 779382100 Class: CMN

SECURIAN ASSET MANAGEMENT, INC's Holding History (CIK: 0001035350)

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

Q1 2012
Shares 11,144 Value ($000) $367 Avg Close — Range —
Q4 2011
Shares 11,239 Value ($000) $341 Avg Close — Range —
Q3 2011
Shares 11,308 Value ($000) $341 Avg Close — Range —