WESTERN REFNG INC

CUSIP: 959319104 Class: COM

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

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

Q1 2017
Shares 158,964 Value ($000) $5,575 Avg Close — Range —
Q4 2016
Shares 166,364 Value ($000) $6,297 Avg Close — Range —
Q3 2016
Shares 170,764 Value ($000) $4,518 Avg Close — Range —
Q2 2016
Shares 142,464 Value ($000) $2,939 Avg Close — Range —
Q1 2016
Shares 151,142 Value ($000) $4,397 Avg Close — Range —
Q4 2015
Shares 131,780 Value ($000) $4,694 Avg Close — Range —
Q3 2015
Shares 129,813 Value ($000) $5,727 Avg Close — Range —
Q2 2015
Shares 129,913 Value ($000) $5,667 Avg Close — Range —
Q1 2015
Shares 90,517 Value ($000) $4,471 Avg Close — Range —
Q4 2014
Shares 98,917 Value ($000) $3,737 Avg Close — Range —
Q3 2014
Shares 98,197 Value ($000) $4,123 Avg Close — Range —
Q2 2014
Shares 97,139 Value ($000) $3,648 Avg Close — Range —
Q1 2014
Shares 98,439 Value ($000) $3,800 Avg Close — Range —
Q4 2013
Shares 98,039 Value ($000) $4,158 Avg Close — Range —
Q3 2013
Shares 97,339 Value ($000) $2,924 Avg Close — Range —
Q2 2013
Shares 94,350 Value ($000) $2,648 Avg Close — Range —
Q1 2013
Shares 99,613 Value ($000) $3,527 Avg Close — Range —