UNITED STATIONERS INC

CUSIP: 913004107 Class: COM

PRINCIPAL FINANCIAL GROUP INC's Holding History (CIK: 0001126328)

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

Q1 2015
Shares 246,215 Value ($000) $10,092 Avg Close — Range —
Q4 2014
Shares 242,171 Value ($000) $10,210 Avg Close — Range —
Q3 2014
Shares 243,471 Value ($000) $9,147 Avg Close — Range —
Q2 2014
Shares 248,828 Value ($000) $10,319 Avg Close — Range —
Q1 2014
Shares 251,138 Value ($000) $10,314 Avg Close — Range —
Q4 2013
Shares 244,160 Value ($000) $11,205 Avg Close — Range —
Q3 2013
Shares 229,590 Value ($000) $9,987 Avg Close — Range —
Q2 2013
Shares 226,225 Value ($000) $7,589 Avg Close — Range —