CHANNELADVISOR CORP

CUSIP: 159179100 Class: COM

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

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

Q4 2016
Shares 54,500 Value ($000) $782 Avg Close — Range —
Q3 2016
Shares 48,865 Value ($000) $632 Avg Close — Range —
Q2 2016
Shares 50,011 Value ($000) $725 Avg Close — Range —
Q1 2016
Shares 50,561 Value ($000) $569 Avg Close — Range —
Q4 2015
Shares 58,557 Value ($000) $811 Avg Close — Range —
Q4 2013
Shares 83,502 Value ($000) $3,483 Avg Close — Range —
Q3 2013
Shares 91,338 Value ($000) $3,346 Avg Close — Range —