MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328100 Class: CMN

Catalyst Capital Advisors LLC's Holding History (CIK: 0001549275)

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

Q3 2014
Shares 64,800 Value ($000) $569 Avg Close — Range —
Q2 2014
Shares 29,800 Value ($000) $217 Avg Close — Range —
Q1 2014
Shares 380,896 Value ($000) $1,920 Avg Close — Range —
Q4 2013
Shares 330,896 Value ($000) $1,767 Avg Close — Range —