IGM BIOSCIENCES INC

CUSIP: 449585108 Class: Common Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2024
Shares 561 Value ($000) $0 Avg Close — Range —
Q3 2024
Shares 404 Value ($000) $0 Avg Close — Range —
Q2 2024
Shares 759 Value ($000) $0 Avg Close — Range —
Q4 2023
Shares 1,810 Value ($000) $0 Avg Close — Range —
Q4 2022
Shares 11,383 Value ($000) $0 Avg Close — Range —
Q3 2022
Shares 31,768 Value ($000) $722 Avg Close — Range —
Q2 2022
Shares 28,642 Value ($000) $516 Avg Close — Range —
Q3 2020
Shares 92 Value ($000) $6 Avg Close — Range —