UNITED STATIONERS INC

CUSIP: 913004107 Class: COM

Invesco Ltd.'s Holding History (CIK: 0000914208)

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

Q1 2015
Shares 58,725 Value ($000) $2,407 Avg Close — Range —
Q4 2014
Shares 80,753 Value ($000) $3,404 Avg Close — Range —
Q3 2014
Shares 98,071 Value ($000) $3,685 Avg Close — Range —
Q2 2014
Shares 101,542 Value ($000) $4,211 Avg Close — Range —
Q1 2014
Shares 100,440 Value ($000) $4,124 Avg Close — Range —
Q4 2013
Shares 145,761 Value ($000) $6,689 Avg Close — Range —
Q3 2013
Shares 127,319 Value ($000) $5,530 Avg Close — Range —
Q2 2013
Shares 75,929 Value ($000) $2,547 Avg Close — Range —