COMSCORE INC

CUSIP: 20564W105 Class: COM

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q3 2015
Shares 63,313 Value ($000) $2,922 Avg Close — Range —
Q2 2015
Shares 92,249 Value ($000) $4,913 Avg Close — Range —
Q1 2015
Shares 125,049 Value ($000) $6,403 Avg Close — Range —
Q4 2014
Shares 144,305 Value ($000) $6,700 Avg Close — Range —
Q3 2014
Shares 159,465 Value ($000) $5,806 Avg Close — Range —
Q2 2014
Shares 100,961 Value ($000) $3,582 Avg Close — Range —