TETRAPHASE PHARMACEUTICALS I

CUSIP: 88165N105 Class: COMMON STOCK

STRS OHIO's Holding History (CIK: 0000820478)

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

Q4 2017
Shares 83,800 Value ($000) $527 Avg Close — Range —
Q3 2017
Shares 83,800 Value ($000) $573 Avg Close — Range —
Q2 2017
Shares 81,000 Value ($000) $577 Avg Close — Range —
Q2 2013
Shares 5,400 Value ($000) $38 Avg Close — Range —