MAST THERAPEUTICS INC

CUSIP: 576314108 Class: COM

ZACKS INVESTMENT MANAGEMENT's Holding History (CIK: 0001086483)

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

Q4 2014
Shares 20,000 Value ($000) $11 Avg Close — Range —
Q3 2014
Shares 10,000 Value ($000) $6 Avg Close — Range —
Q2 2014
Shares 10,000 Value ($000) $6 Avg Close — Range —