TETRAPHASE PHARMACEUTICALS I

CUSIP: 88165N105 Class: COMMON STOCK

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q1 2019
Shares 71,000 Value ($000) $95 Avg Close — Range —
Q4 2018
Shares 54,700 Value ($000) $62 Avg Close — Range —
Q3 2018
Shares 28,000 Value ($000) $77 Avg Close — Range —
Q2 2018
Shares 28,000 Value ($000) $100 Avg Close — Range —
Q1 2018
Shares 28,000 Value ($000) $86 Avg Close — Range —
Q4 2017
Shares 28,000 Value ($000) $176 Avg Close — Range —
Q3 2017
Shares 28,000 Value ($000) $192 Avg Close — Range —
Q2 2017
Shares 28,000 Value ($000) $200 Avg Close — Range —