AGIOS PHARMACEUTICALS INC

Ticker: AGIO CUSIP: 00847X104 Class: Common Stock

Redmile Group, LLC's Holding History (CIK: 0001425738)

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

Q2 2017

Shares 681,165 Value ($000) $35,046 Avg Close $51.12 Range $45.11 - $59.58

Q1 2017

Shares 902,578 Value ($000) $52,711 Avg Close $47.94 Range $39.24 - $58.65

Q4 2016

Shares 738,451 Value ($000) $30,816 Avg Close $52.47 Range $40.59 - $67.74

Q3 2016

Shares 737,900 Value ($000) $38,976 Avg Close $43.55 Range $35.84 - $54.99

Q3 2014

Shares 49,200 Value ($000) $3,018 Avg Close $43.10 Range $33.01 - $69.50

Q3 2013

Shares 53,100 Value ($000) $1,485 Avg Close $27.61 Range $22.34 - $33.45

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	681,165	$35,046	$51.12	$45.11 - $59.58
Q1 2017	902,578	$52,711	$47.94	$39.24 - $58.65
Q4 2016	738,451	$30,816	$52.47	$40.59 - $67.74
Q3 2016	737,900	$38,976	$43.55	$35.84 - $54.99
Q3 2014	49,200	$3,018	$43.10	$33.01 - $69.50
Q3 2013	53,100	$1,485	$27.61	$22.34 - $33.45