AGIOS PHARMACEUTICALS INC

Ticker: AGIO CUSIP: 00847X104 Class: Common Stock

FRONTIER CAPITAL MANAGEMENT CO LLC's Holding History (CIK: 0000351173)

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

Q2 2018

Shares 27,037 Value ($000) $2,277 Avg Close $87.20 Range $72.14 - $99.82

Q1 2018

Shares 156,141 Value ($000) $12,769 Avg Close $77.29 Range $56.50 - $87.00

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	27,037	$2,277	$87.20	$72.14 - $99.82
Q1 2018	156,141	$12,769	$77.29	$56.50 - $87.00