UNITED STATIONERS INC

CUSIP: 913004107 Class: COM

PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO's Holding History (CIK: 0000315297)

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

Q1 2015
Shares 10,001 Value ($000) $410 Avg Close — Range —
Q4 2014
Shares 10,001 Value ($000) $422 Avg Close — Range —
Q3 2014
Shares 10,001 Value ($000) $376 Avg Close — Range —
Q2 2014
Shares 12,213 Value ($000) $506 Avg Close — Range —
Q1 2014
Shares 12,213 Value ($000) $502 Avg Close — Range —
Q4 2013
Shares 12,966 Value ($000) $595 Avg Close — Range —
Q3 2013
Shares 12,966 Value ($000) $564 Avg Close — Range —
Q2 2013
Shares 12,966 Value ($000) $435 Avg Close — Range —