MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328100 Class: CMN

QUADRANT CAPITAL GROUP LLC's Holding History (CIK: 0001650717)

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

Q2 2016
Shares 841 Value ($000) $4 Avg Close — Range —
Q1 2016
Shares 841 Value ($000) $7 Avg Close — Range —