MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328100 Class: CMN

FRED ALGER MANAGEMENT, LLC's Holding History (CIK: 0000003520)

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

Q4 2015
Shares 77,191 Value ($000) $610 Avg Close — Range —
Q2 2013
Shares 782,711 Value ($000) $5,275 Avg Close — Range —