AIR TRANSPORT SERVICES GRP I

CUSIP: 00922R105 Class: Common Stock

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

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

Q2 2020
Shares 60,829 Value ($000) $1,355 Avg Close — Range —
Q1 2018
Shares 58,012 Value ($000) $1,353 Avg Close — Range —
Q4 2017
Shares 65,610 Value ($000) $1,518 Avg Close — Range —
Q3 2017
Shares 66,342 Value ($000) $1,615 Avg Close — Range —
Q2 2017
Shares 76,751 Value ($000) $1,672 Avg Close — Range —