MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328100 Class: CMN

PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO's Holding History (CIK: 0000315297)

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

Q2 2017
Shares 34,739 Value ($000) $43 Avg Close — Range —
Q1 2017
Shares 34,739 Value ($000) $107 Avg Close — Range —
Q4 2016
Shares 34,739 Value ($000) $142 Avg Close — Range —
Q3 2016
Shares 34,739 Value ($000) $221 Avg Close — Range —
Q2 2016
Shares 34,739 Value ($000) $187 Avg Close — Range —
Q1 2016
Shares 35,932 Value ($000) $301 Avg Close — Range —
Q4 2015
Shares 35,932 Value ($000) $284 Avg Close — Range —
Q3 2015
Shares 35,932 Value ($000) $306 Avg Close — Range —
Q2 2015
Shares 35,932 Value ($000) $444 Avg Close — Range —
Q1 2015
Shares 37,545 Value ($000) $446 Avg Close — Range —
Q4 2014
Shares 37,545 Value ($000) $424 Avg Close — Range —