TETRAPHASE PHARMACEUTICALS I

CUSIP: 88165N105 Class: COMMON STOCK

Commonwealth Bank of Australia's Holding History (CIK: 0000008565)

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

Q1 2014
Shares 13,800 Value ($000) $150 Avg Close — Range —
Q4 2013
Shares 13,400 Value ($000) $181 Avg Close — Range —