U S G CORP

CUSIP: 903293405 Class: COM NEW

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

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

Q1 2019
Shares 128,940 Value ($000) $5,583 Avg Close — Range —
Q4 2018
Shares 131,868 Value ($000) $5,625 Avg Close — Range —
Q3 2018
Shares 132,918 Value ($000) $5,757 Avg Close — Range —
Q2 2018
Shares 132,901 Value ($000) $5,731 Avg Close — Range —
Q1 2018
Shares 138,709 Value ($000) $5,607 Avg Close — Range —
Q4 2017
Shares 144,414 Value ($000) $5,569 Avg Close — Range —
Q3 2017
Shares 144,325 Value ($000) $4,712 Avg Close — Range —
Q2 2017
Shares 161,783 Value ($000) $4,695 Avg Close — Range —
Q1 2017
Shares 178,336 Value ($000) $5,671 Avg Close — Range —
Q4 2016
Shares 186,336 Value ($000) $5,381 Avg Close — Range —
Q3 2016
Shares 191,136 Value ($000) $4,941 Avg Close — Range —
Q2 2016
Shares 189,636 Value ($000) $5,113 Avg Close — Range —
Q1 2016
Shares 194,677 Value ($000) $4,830 Avg Close — Range —
Q4 2015
Shares 169,837 Value ($000) $4,125 Avg Close — Range —
Q3 2015
Shares 167,136 Value ($000) $4,449 Avg Close — Range —
Q2 2015
Shares 167,336 Value ($000) $4,650 Avg Close — Range —
Q1 2015
Shares 170,471 Value ($000) $4,552 Avg Close — Range —
Q4 2014
Shares 173,171 Value ($000) $4,847 Avg Close — Range —
Q3 2014
Shares 171,936 Value ($000) $4,727 Avg Close — Range —
Q2 2014
Shares 170,060 Value ($000) $5,124 Avg Close — Range —
Q1 2014
Shares 139,460 Value ($000) $4,563 Avg Close — Range —
Q4 2013
Shares 138,760 Value ($000) $3,938 Avg Close — Range —
Q3 2013
Shares 137,860 Value ($000) $3,940 Avg Close — Range —
Q2 2013
Shares 133,595 Value ($000) $3,079 Avg Close — Range —
Q1 2013
Shares 128,795 Value ($000) $3,405 Avg Close — Range —