AGIOS PHARMACEUTICALS INC

Ticker: AGIO CUSIP: 00847X104 Class: Common Stock

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

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

Q2 2018

Shares 48,707 Value ($000) $4,103 Avg Close $87.20 Range $72.14 - $99.82

Q1 2018

Shares 50,835 Value ($000) $4,157 Avg Close $77.29 Range $56.50 - $87.00

Q1 2017

Shares 2,000 Value ($000) $117 Avg Close $47.94 Range $39.24 - $58.65

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2018	48,707	$4,103	$87.20	$72.14 - $99.82
Q1 2018	50,835	$4,157	$77.29	$56.50 - $87.00
Q1 2017	2,000	$117	$47.94	$39.24 - $58.65