AIR TRANSPORT SERVICES GRP I

CUSIP: 00922R105 Class: Common Stock

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q3 2022
Shares 1,102,290 Value ($000) $26,554 Avg Close — Range —
Q2 2022
Shares 1,739,522 Value ($000) $49,976 Avg Close — Range —
Q1 2022
Shares 1,514,213 Value ($000) $50,650 Avg Close — Range —
Q4 2021
Shares 848,121 Value ($000) $24,918 Avg Close — Range —
Q3 2021
Shares 496,086 Value ($000) $12,804 Avg Close — Range —
Q2 2019
Shares 260,980 Value ($000) $6,368 Avg Close — Range —
Q1 2019
Shares 376,232 Value ($000) $8,672 Avg Close — Range —
Q1 2018
Shares 291,849 Value ($000) $6,806 Avg Close — Range —
Q4 2017
Shares 358,436 Value ($000) $8,294 Avg Close — Range —
Q3 2017
Shares 536,715 Value ($000) $13,064 Avg Close — Range —
Q2 2017
Shares 544,044 Value ($000) $11,849 Avg Close — Range —
Q1 2017
Shares 627,923 Value ($000) $10,078 Avg Close — Range —
Q4 2016
Shares 417,465 Value ($000) $6,663 Avg Close — Range —
Q3 2016
Shares 262,232 Value ($000) $3,763 Avg Close — Range —
Q2 2016
Shares 257,156 Value ($000) $3,333 Avg Close — Range —
Q1 2016
Shares 202,982 Value ($000) $3,122 Avg Close — Range —
Q2 2014
Shares 160,186 Value ($000) $1,341 Avg Close — Range —