AMAG PHARMACEUTICALS INC

CUSIP: 00163U106 Class: COMMON STOCK

WESTFIELD CAPITAL MANAGEMENT CO LP's Holding History (CIK: 0001177719)

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

Q1 2016
Shares 489,105 Value ($000) $11,445 Avg Close — Range —
Q4 2015
Shares 1,827,052 Value ($000) $55,159 Avg Close — Range —
Q3 2015
Shares 1,886,905 Value ($000) $74,967 Avg Close — Range —
Q2 2015
Shares 1,338,646 Value ($000) $92,447 Avg Close — Range —
Q1 2015
Shares 1,463,390 Value ($000) $79,989 Avg Close — Range —
Q4 2014
Shares 1,236,690 Value ($000) $52,708 Avg Close — Range —
Q3 2014
Shares 1,231,720 Value ($000) $39,304 Avg Close — Range —