IGM BIOSCIENCES INC

CUSIP: 449585108 Class: Common Stock

Vontobel Holding Ltd.'s Holding History (CIK: 0001588340)

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

Q3 2021
Shares 3,303 Value ($000) $217 Avg Close — Range —
Q2 2021
Shares 3,303 Value ($000) $275 Avg Close — Range —
Q1 2021
Shares 3,303 Value ($000) $253 Avg Close — Range —
Q4 2020
Shares 3,303 Value ($000) $292 Avg Close — Range —