PLAINS EXPL& PRODTN CO

CUSIP: 726505100 Class: COM

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

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

Q1 2013
Shares 19,386 Value ($000) $920 Avg Close — Range —
Q4 2012
Shares 19,486 Value ($000) $915 Avg Close — Range —
Q3 2012
Shares 19,486 Value ($000) $730 Avg Close — Range —
Q2 2012
Shares 19,270 Value ($000) $678 Avg Close — Range —
Q1 2012
Shares 19,383 Value ($000) $827 Avg Close — Range —
Q4 2011
Shares 21,436 Value ($000) $787 Avg Close — Range —
Q3 2011
Shares 21,056 Value ($000) $478 Avg Close — Range —