AGIOS PHARMACEUTICALS INC

Ticker: AGIO CUSIP: 00847X104 Class: Common Stock

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q3 2018

Shares 13,235 Value ($000) $1,021 Avg Close $80.45 Range $70.47 - $94.39

Q2 2018

Shares 11,002 Value ($000) $927 Avg Close $87.20 Range $72.14 - $99.82

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2018	13,235	$1,021	$80.45	$70.47 - $94.39
Q2 2018	11,002	$927	$87.20	$72.14 - $99.82