AGIOS PHARMACEUTICALS INC

Ticker: AGIO CUSIP: 00847X104 Class: Common Stock

NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC's Holding History (CIK: 0001629649)

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

Q4 2015

Shares 3,050 Value ($000) $198 Avg Close $65.59 Range $48.00 - $81.77

Q3 2015

Shares 3,040 Value ($000) $215 Avg Close $97.74 Range $67.52 - $120.96

Q2 2015

Shares 3,040 Value ($000) $338 Avg Close $107.71 Range $90.58 - $126.35

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2015	3,050	$198	$65.59	$48.00 - $81.77
Q3 2015	3,040	$215	$97.74	$67.52 - $120.96
Q2 2015	3,040	$338	$107.71	$90.58 - $126.35