HEARTWARE INTL INC

CUSIP: 422368100 Class: CMN

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q4 2014
Shares 3,454 Value ($000) $254 Avg Close — Range —
Q3 2014
Shares 3,454 Value ($000) $268 Avg Close — Range —
Q2 2014
Shares 3,454 Value ($000) $306 Avg Close — Range —
Q1 2014
Shares 3,454 Value ($000) $324 Avg Close — Range —
Q4 2013
Shares 4,039 Value ($000) $379 Avg Close — Range —
Q3 2013
Shares 4,764 Value ($000) $349 Avg Close — Range —
Q2 2013
Shares 2,591 Value ($000) $246 Avg Close — Range —