MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328100 Class: CMN

Connor, Clark & Lunn Investment Management Ltd.'s Holding History (CIK: 0001596800)

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

Q2 2017
Shares 79,825 Value ($000) $99 Avg Close — Range —
Q2 2016
Shares 109,300 Value ($000) $589 Avg Close — Range —
Q1 2016
Shares 490,200 Value ($000) $4,103 Avg Close — Range —
Q4 2015
Shares 875,900 Value ($000) $6,920 Avg Close — Range —
Q3 2015
Shares 1,014,850 Value ($000) $8,636 Avg Close — Range —
Q2 2015
Shares 1,025,600 Value ($000) $12,676 Avg Close — Range —
Q1 2015
Shares 1,052,700 Value ($000) $12,506 Avg Close — Range —
Q4 2014
Shares 739,600 Value ($000) $8,357 Avg Close — Range —
Q3 2014
Shares 157,500 Value ($000) $1,383 Avg Close — Range —