MEMC ELECTR MATLS INC

CUSIP: 552715104 Class: COM

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

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

Q1 2013
Shares 34,767 Value ($000) $153 Avg Close — Range —
Q4 2012
Shares 34,883 Value ($000) $112 Avg Close — Range —
Q3 2012
Shares 34,883 Value ($000) $96 Avg Close — Range —
Q2 2012
Shares 34,507 Value ($000) $75 Avg Close — Range —
Q1 2012
Shares 34,891 Value ($000) $126 Avg Close — Range —
Q4 2011
Shares 35,038 Value ($000) $138 Avg Close — Range —
Q3 2011
Shares 20,358 Value ($000) $107 Avg Close — Range —