IGM BIOSCIENCES INC

CUSIP: 449585108 Class: Common Stock

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

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

Q2 2024
Shares 304 Value ($000) $2 Avg Close — Range —
Q1 2024
Shares 4 Value ($000) $0 Avg Close — Range —
Q3 2023
Shares 200 Value ($000) $2 Avg Close — Range —
Q4 2022
Shares 756 Value ($000) $13 Avg Close — Range —
Q3 2022
Shares 756 Value ($000) $17 Avg Close — Range —
Q4 2021
Shares 12,173 Value ($000) $357 Avg Close — Range —
Q3 2021
Shares 6,970 Value ($000) $458 Avg Close — Range —