AMBER RD INC

CUSIP: 02318Y108 Class: Cmn

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

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

Q1 2019
Shares 22,735 Value ($000) $197 Avg Close — Range —
Q4 2018
Shares 50,405 Value ($000) $415 Avg Close — Range —
Q4 2017
Shares 186,330 Value ($000) $1,368 Avg Close — Range —
Q3 2017
Shares 187,923 Value ($000) $1,443 Avg Close — Range —
Q2 2017
Shares 191,591 Value ($000) $1,642 Avg Close — Range —
Q1 2017
Shares 141,486 Value ($000) $1,092 Avg Close — Range —
Q4 2016
Shares 106,490 Value ($000) $967 Avg Close — Range —
Q3 2016
Shares 95,564 Value ($000) $922 Avg Close — Range —