SERES THERAPEUTICS INC

CUSIP: 81750R102 Class: Common Stock

Portolan Capital Management, LLC's Holding History (CIK: 0001350290)

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

Q4 2016
Shares 111,054 Value ($000) $1,099 Avg Close — Range —
Q3 2016
Shares 286,950 Value ($000) $3,527 Avg Close — Range —
Q2 2016
Shares 133,883 Value ($000) $3,889 Avg Close — Range —
Q1 2016
Shares 119,276 Value ($000) $3,168 Avg Close — Range —