WEST CORP

CUSIP: 952355204 Class: COM

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

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

Q3 2017
Shares 68,960 Value ($000) $1,618 Avg Close — Range —
Q2 2017
Shares 76,646 Value ($000) $1,787 Avg Close — Range —
Q1 2017
Shares 85,121 Value ($000) $2,079 Avg Close — Range —
Q4 2016
Shares 89,121 Value ($000) $2,207 Avg Close — Range —
Q3 2016
Shares 91,421 Value ($000) $2,019 Avg Close — Range —
Q2 2016
Shares 90,621 Value ($000) $1,782 Avg Close — Range —
Q1 2016
Shares 110,869 Value ($000) $2,530 Avg Close — Range —
Q4 2015
Shares 96,761 Value ($000) $2,087 Avg Close — Range —
Q3 2015
Shares 95,218 Value ($000) $2,133 Avg Close — Range —
Q2 2015
Shares 95,318 Value ($000) $2,869 Avg Close — Range —
Q1 2015
Shares 70,229 Value ($000) $2,369 Avg Close — Range —
Q4 2014
Shares 71,729 Value ($000) $2,367 Avg Close — Range —
Q3 2014
Shares 71,025 Value ($000) $2,092 Avg Close — Range —
Q2 2014
Shares 70,322 Value ($000) $1,885 Avg Close — Range —
Q1 2014
Shares 38,722 Value ($000) $927 Avg Close — Range —
Q4 2013
Shares 38,522 Value ($000) $990 Avg Close — Range —
Q3 2013
Shares 38,122 Value ($000) $845 Avg Close — Range —
Q2 2013
Shares 37,122 Value ($000) $822 Avg Close — Range —