UNITED STATIONERS INC

CUSIP: 913004107 Class: COM

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

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

Q1 2015
Shares 72,164 Value ($000) $2,958 Avg Close — Range —
Q4 2014
Shares 73,364 Value ($000) $3,093 Avg Close — Range —
Q3 2014
Shares 72,753 Value ($000) $2,733 Avg Close — Range —
Q2 2014
Shares 75,340 Value ($000) $3,124 Avg Close — Range —
Q1 2014
Shares 73,740 Value ($000) $3,029 Avg Close — Range —
Q4 2013
Shares 73,440 Value ($000) $3,370 Avg Close — Range —
Q3 2013
Shares 72,940 Value ($000) $3,173 Avg Close — Range —
Q2 2013
Shares 70,675 Value ($000) $2,371 Avg Close — Range —
Q1 2013
Shares 70,699 Value ($000) $2,733 Avg Close — Range —