VOCUS INC

CUSIP: 92858J108 Class: CMN

PROFUND ADVISORS LLC's Holding History (CIK: 0001129919)

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

Q1 2014
Shares 42,776 Value ($000) $570 Avg Close — Range —
Q4 2013
Shares 44,540 Value ($000) $507 Avg Close — Range —
Q3 2013
Shares 25,137 Value ($000) $234 Avg Close — Range —
Q2 2013
Shares 19,864 Value ($000) $209 Avg Close — Range —