MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328AA8 Class: NOTE 4.5% 7/1

LAZARD ASSET MANAGEMENT LLC's Holding History (CIK: 0001207017)

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

Q3 2017
Shares 3,300,000 Value ($000) $2,838 Avg Close — Range —
Q2 2017
Shares 6,300,000 Value ($000) $4,874 Avg Close — Range —
Q1 2017
Shares 6,300,000 Value ($000) $5,311 Avg Close — Range —
Q4 2016
Shares 6,300,000 Value ($000) $5,890 Avg Close — Range —
Q3 2016
Shares 12,469,000 Value ($000) $15,349 Avg Close — Range —
Q2 2016
Shares 15,969,000 Value ($000) $17,865 Avg Close — Range —
Q1 2016
Shares 15,969,000 Value ($000) $23,793 Avg Close — Range —
Q4 2015
Shares 15,969,000 Value ($000) $23,723 Avg Close — Range —
Q3 2015
Shares 11,010,000 Value ($000) $17,375 Avg Close — Range —
Q2 2015
Shares 9,010,000 Value ($000) $18,887 Avg Close — Range —
Q1 2015
Shares 3,510,000 Value ($000) $6,923 Avg Close — Range —
Q4 2014
Shares 3,510,000 Value ($000) $6,693 Avg Close — Range —
Q3 2014
Shares 4,460,000 Value ($000) $6,932 Avg Close — Range —
Q2 2014
Shares 6,150,000 Value ($000) $8,141 Avg Close — Range —
Q1 2014
Shares 10,950,000 Value ($000) $11,073 Avg Close — Range —
Q4 2013
Shares 8,455,000 Value ($000) $8,729 Avg Close — Range —
Q3 2013
Shares 5,000,000 Value ($000) $4,525 Avg Close — Range —