MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328100 Class: CMN

DUNCKER STREETT & CO INC's Holding History (CIK: 0001020585)

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

Q1 2016
Shares 300 Value ($000) $3 Avg Close — Range —
Q4 2015
Shares 300 Value ($000) $2 Avg Close — Range —
Q3 2015
Shares 300 Value ($000) $3 Avg Close — Range —
Q2 2015
Shares 300 Value ($000) $4 Avg Close — Range —
Q1 2015
Shares 300 Value ($000) $4 Avg Close — Range —
Q4 2014
Shares 300 Value ($000) $3 Avg Close — Range —
Q3 2014
Shares 300 Value ($000) $3 Avg Close — Range —