COMMONWEALTH REIT

CUSIP: 203233101 Class: COMMON STOCK

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q2 2014
Shares 826,856 Value ($000) $21,763 Avg Close — Range —
Q1 2014
Shares 1,118,103 Value ($000) $29,405 Avg Close — Range —
Q4 2013
Shares 827,171 Value ($000) $19,281 Avg Close — Range —
Q3 2013
Shares 804,154 Value ($000) $17,618 Avg Close — Range —
Q2 2013
Shares 832,924 Value ($000) $19,257 Avg Close — Range —