POLAR PWR INC

CUSIP: 73102V105 Class: COM

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

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

Q4 2019
Shares 93,545 Value ($000) $223 Avg Close — Range —
Q3 2019
Shares 206,840 Value ($000) $649 Avg Close — Range —
Q2 2019
Shares 206,840 Value ($000) $860 Avg Close — Range —
Q1 2019
Shares 206,940 Value ($000) $933 Avg Close — Range —
Q4 2018
Shares 252,840 Value ($000) $1,221 Avg Close — Range —