TETRAPHASE PHARMACEUTICALS I

CUSIP: 88165N105 Class: COMMON STOCK

Zurcher Kantonalbank (Zurich Cantonalbank)'s Holding History (CIK: 0001368163)

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

Q1 2016
Shares 302 Value ($000) $1 Avg Close — Range —
Q4 2015
Shares 302 Value ($000) $3 Avg Close — Range —
Q3 2015
Shares 302 Value ($000) $2 Avg Close — Range —
Q2 2015
Shares 108 Value ($000) $5 Avg Close — Range —
Q1 2015
Shares 108 Value ($000) $4 Avg Close — Range —