MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328100 Class: CMN

TWO SIGMA ADVISERS, LP's Holding History (CIK: 0001478735)

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

Q2 2017
Shares 14,800 Value ($000) $18 Avg Close — Range —
Q1 2016
Shares 10,100 Value ($000) $85 Avg Close — Range —
Q3 2015
Shares 42,526 Value ($000) $402 Avg Close — Range —
Q2 2015
Shares 103,606 Value ($000) $1,281 Avg Close — Range —
Q1 2015
Shares 189,226 Value ($000) $2,248 Avg Close — Range —
Q4 2014
Shares 143,946 Value ($000) $1,627 Avg Close — Range —
Q3 2014
Shares 53,326 Value ($000) $468 Avg Close — Range —
Q2 2014
Shares 22,026 Value ($000) $161 Avg Close — Range —