MERRIMACK PHARMACEUTICALS IN

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

LORD, ABBETT & CO. LLC's Holding History (CIK: 0000728100)

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

Q3 2015
Shares 3,102,000 Value ($000) $4,895 Avg Close — Range —
Q4 2014
Shares 13,184,000 Value ($000) $25,206 Avg Close — Range —
Q3 2014
Shares 11,605,000 Value ($000) $18,097 Avg Close — Range —