VOCUS INC

CUSIP: 92858J108 Class: CMN

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

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

Q1 2014
Shares 302,111 Value ($000) $4,028 Avg Close — Range —
Q4 2013
Shares 275,006 Value ($000) $3,133 Avg Close — Range —
Q3 2013
Shares 274,381 Value ($000) $2,555 Avg Close — Range —
Q2 2013
Shares 308,553 Value ($000) $3,246 Avg Close — Range —