MAST THERAPEUTICS INC

CUSIP: 576314108 Class: COM

STATE STREET CORP's Holding History (CIK: 0000093751)

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

Q1 2017
Shares 54,724 Value ($000) $7 Avg Close — Range —
Q4 2016
Shares 54,724 Value ($000) $5 Avg Close — Range —
Q3 2016
Shares 54,724 Value ($000) $6 Avg Close — Range —
Q2 2016
Shares 13,124 Value ($000) $6 Avg Close — Range —
Q1 2016
Shares 13,124 Value ($000) $4 Avg Close — Range —
Q4 2015
Shares 13,124 Value ($000) $6 Avg Close — Range —
Q3 2015
Shares 13,124 Value ($000) $7 Avg Close — Range —
Q2 2015
Shares 13,124 Value ($000) $6 Avg Close — Range —
Q1 2015
Shares 13,124 Value ($000) $6 Avg Close — Range —
Q4 2014
Shares 13,124 Value ($000) $7 Avg Close — Range —
Q3 2014
Shares 14,624 Value ($000) $8 Avg Close — Range —
Q2 2014
Shares 14,624 Value ($000) $9 Avg Close — Range —
Q1 2014
Shares 14,624 Value ($000) $10 Avg Close — Range —
Q4 2013
Shares 14,624 Value ($000) $7 Avg Close — Range —
Q3 2013
Shares 14,624 Value ($000) $6 Avg Close — Range —
Q2 2013
Shares 14,624 Value ($000) $6 Avg Close — Range —