SERES THERAPEUTICS INC

CUSIP: 81750R102 Class: Common Stock

EVENTIDE ASSET MANAGEMENT, LLC's Holding History (CIK: 0001442891)

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

Q3 2016

Shares 178,200 Value ($000) $2,190 Avg Close — Range —

Q2 2016

Shares 178,200 Value ($000) $5,177 Avg Close — Range —

Q1 2016

Shares 178,200 Value ($000) $4,733 Avg Close — Range —

Q4 2015

Shares 178,200 Value ($000) $6,253 Avg Close — Range —

Q3 2015

Shares 107,530 Value ($000) $3,187 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	178,200	$2,190	—	—
Q2 2016	178,200	$5,177	—	—
Q1 2016	178,200	$4,733	—	—
Q4 2015	178,200	$6,253	—	—
Q3 2015	107,530	$3,187	—	—