ATERIAN INC

CUSIP: 02156U101 Class: Common Stock

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q1 2023
Shares 85,287 Value ($000) $73 Avg Close — Range —
Q4 2022
Shares 161,192 Value ($000) $124 Avg Close — Range —
Q3 2022
Shares 136,907 Value ($000) $170 Avg Close — Range —
Q1 2022
Shares 100,122 Value ($000) $243 Avg Close — Range —
Q4 2021
Shares 172,585 Value ($000) $709 Avg Close — Range —
Q2 2021
Shares 19,254 Value ($000) $282 Avg Close — Range —