ATAI LIFE SCIENCES NV

CUSIP: N0731H103 Class: Stock

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

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

Q4 2025
Shares 321,279 Value ($000) $1,314 Avg Close — Range —
Q3 2025
Shares 600,507 Value ($000) $3,177 Avg Close — Range —
Q2 2025
Shares 37,753 Value ($000) $83 Avg Close — Range —
Q1 2025
Shares 57,796 Value ($000) $79 Avg Close — Range —
Q4 2024
Shares 70,777 Value ($000) $94 Avg Close — Range —
Q3 2024
Shares 1,985 Value ($000) $2 Avg Close — Range —
Q4 2022
Shares 9,181 Value ($000) $24 Avg Close — Range —
Q2 2022
Shares 4,795 Value ($000) $17 Avg Close — Range —
Q1 2022
Shares 454,537 Value ($000) $2,314 Avg Close — Range —
Q4 2021
Shares 458,548 Value ($000) $3,499 Avg Close — Range —