IDENIX PHARMACEUTICALS INC

CUSIP: 45166R204 Class: CMN

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

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

Q3 2013
Shares 1,748,504 Value ($000) $9,075 Avg Close — Range —
Q2 2013
Shares 1,850,034 Value ($000) $6,679 Avg Close — Range —