MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328100 Class: CMN

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q2 2017
Shares 100,894 Value ($000) $125 Avg Close — Range —
Q1 2017
Shares 282,885 Value ($000) $871 Avg Close — Range —
Q4 2016
Shares 207,602 Value ($000) $847 Avg Close — Range —
Q3 2016
Shares 266,634 Value ($000) $1,693 Avg Close — Range —
Q2 2016
Shares 232,928 Value ($000) $1,255 Avg Close — Range —
Q1 2016
Shares 114,748 Value ($000) $960 Avg Close — Range —
Q3 2015
Shares 625,003 Value ($000) $5,319 Avg Close — Range —
Q4 2014
Shares 49,003 Value ($000) $553 Avg Close — Range —
Q3 2014
Shares 159,302 Value ($000) $1,399 Avg Close — Range —
Q2 2014
Shares 10,310 Value ($000) $75 Avg Close — Range —
Q4 2013
Shares 5,735 Value ($000) $31 Avg Close — Range —
Q3 2013
Shares 1,737 Value ($000) $7 Avg Close — Range —