PLAINS EXPL& PRODTN CO

CUSIP: 726505100 Class: COM

ADAGE CAPITAL PARTNERS GP, L.L.C.'s Holding History (CIK: 0001165408)

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

Q1 2013
Shares 1,270,944 Value ($000) $60,332 Avg Close — Range —