IGM BIOSCIENCES INC

CUSIP: 449585108 Class: Common Stock

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q2 2025
Shares 11,950 Value ($000) $13 Avg Close — Range —
Q1 2025
Shares 13,486 Value ($000) $16 Avg Close — Range —