TETRAPHASE PHARMACEUTICALS I

CUSIP: 88165N105 Class: COMMON STOCK

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q1 2019
Shares 37,300 Value ($000) $50 Avg Close Range
Q4 2018
Shares 55,900 Value ($000) $63 Avg Close Range
Q3 2018
Shares 55,900 Value ($000) $154 Avg Close Range
Q2 2018
Shares 55,900 Value ($000) $200 Avg Close Range
Q1 2018
Shares 54,600 Value ($000) $168 Avg Close Range
Q4 2017
Shares 54,600 Value ($000) $344 Avg Close Range
Q3 2017
Shares 54,600 Value ($000) $373 Avg Close Range
Q2 2017
Shares 59,200 Value ($000) $422 Avg Close Range
Q1 2017
Shares 55,400 Value ($000) $509 Avg Close Range
Q4 2016
Shares 55,400 Value ($000) $223 Avg Close Range
Q3 2016
Shares 55,400 Value ($000) $212 Avg Close Range
Q2 2016
Shares 55,400 Value ($000) $238 Avg Close Range
Q1 2016
Shares 46,040 Value ($000) $213 Avg Close Range
Q4 2015
Shares 50,140 Value ($000) $503 Avg Close Range
Q3 2015
Shares 53,140 Value ($000) $396 Avg Close Range
Q2 2015
Shares 1,059,196 Value ($000) $50,248 Avg Close Range
Q1 2015
Shares 1,048,429 Value ($000) $38,414 Avg Close Range
Q4 2014
Shares 1,033,880 Value ($000) $41,055 Avg Close Range
Q3 2014
Shares 1,400 Value ($000) $28 Avg Close Range
Q2 2014
Shares 2,800 Value ($000) $38 Avg Close Range
Q1 2014
Shares 148 Value ($000) $2 Avg Close Range
Q4 2013
Shares 148 Value ($000) $2 Avg Close Range
Q3 2013
Shares 548 Value ($000) $6 Avg Close Range
Q2 2013
Shares 722 Value ($000) $5 Avg Close Range