MAST THERAPEUTICS INC

CUSIP: 576314108 Class: COM

MILLENNIUM MANAGEMENT LLC's Holding History (CIK: 0001273087)

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

Q3 2013
Shares 2,900,000 Value ($000) $1,273 Avg Close — Range —
Q2 2013
Shares 3,000,000 Value ($000) $1,288 Avg Close — Range —