VASCO DATA SEC INTL INC

CUSIP: 92230Y104 Class: COM

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

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

Q4 2014
Shares 147,462 Value ($000) $4,160 Avg Close — Range —
Q3 2014
Shares 34,640 Value ($000) $651 Avg Close — Range —