TETRAPHASE PHARMACEUTICALS I

CUSIP: 88165N105 Class: COMMON STOCK

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q2 2019
Shares 552,022 Value ($000) $265 Avg Close — Range —
Q1 2019
Shares 599,831 Value ($000) $804 Avg Close — Range —
Q4 2018
Shares 715,792 Value ($000) $809 Avg Close — Range —
Q3 2018
Shares 1,026,332 Value ($000) $2,832 Avg Close — Range —
Q2 2018
Shares 1,060,816 Value ($000) $3,787 Avg Close — Range —
Q1 2018
Shares 1,024,701 Value ($000) $3,146 Avg Close — Range —
Q4 2017
Shares 1,016,310 Value ($000) $6,403 Avg Close — Range —
Q3 2017
Shares 1,023,920 Value ($000) $7,004 Avg Close — Range —
Q2 2017
Shares 886,765 Value ($000) $6,323 Avg Close — Range —
Q1 2017
Shares 846,097 Value ($000) $7,776 Avg Close — Range —
Q4 2016
Shares 834,264 Value ($000) $3,362 Avg Close — Range —
Q3 2016
Shares 831,594 Value ($000) $3,185 Avg Close — Range —
Q2 2016
Shares 607,567 Value ($000) $2,613 Avg Close — Range —
Q1 2016
Shares 422,152 Value ($000) $1,954 Avg Close — Range —
Q4 2015
Shares 462,980 Value ($000) $4,644 Avg Close — Range —
Q3 2015
Shares 446,675 Value ($000) $3,332 Avg Close — Range —
Q2 2015
Shares 360,968 Value ($000) $17,124 Avg Close — Range —
Q1 2015
Shares 318,212 Value ($000) $11,659 Avg Close — Range —
Q4 2014
Shares 287,782 Value ($000) $11,428 Avg Close — Range —
Q3 2014
Shares 225,660 Value ($000) $4,502 Avg Close — Range —
Q2 2014
Shares 159,845 Value ($000) $2,156 Avg Close — Range —
Q1 2014
Shares 177,984 Value ($000) $1,938 Avg Close — Range —
Q4 2013
Shares 195,884 Value ($000) $2,649 Avg Close — Range —
Q3 2013
Shares 140,141 Value ($000) $1,595 Avg Close — Range —
Q2 2013
Shares 34,327 Value ($000) $241 Avg Close — Range —