TETRAPHASE PHARMACEUTICALS I

CUSIP: 88165N105 Class: COMMON STOCK

GSA CAPITAL PARTNERS LLP's Holding History (CIK: 0001362033)

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

Q2 2017
Shares 28,800 Value ($000) $205 Avg Close — Range —
Q4 2016
Shares 33,600 Value ($000) $135 Avg Close — Range —
Q3 2016
Shares 17,669 Value ($000) $68 Avg Close — Range —
Q1 2015
Shares 24,014 Value ($000) $880 Avg Close — Range —