IGM BIOSCIENCES INC

CUSIP: 449585108 Class: Common Stock

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2023
Shares 29,600 Value ($000) $246 Avg Close — Range —
Q3 2023
Shares 11,728 Value ($000) $98 Avg Close — Range —
Q3 2022
Shares 9,388 Value ($000) $213 Avg Close — Range —
Q1 2022
Shares 43,800 Value ($000) $1,171 Avg Close — Range —
Q4 2021
Shares 10,100 Value ($000) $296 Avg Close — Range —
Q3 2021
Shares 10,100 Value ($000) $664 Avg Close — Range —
Q2 2021
Shares 10,100 Value ($000) $840 Avg Close — Range —
Q1 2021
Shares 14,100 Value ($000) $1,081 Avg Close — Range —
Q4 2020
Shares 10,000 Value ($000) $883 Avg Close — Range —
Q3 2020
Shares 11,300 Value ($000) $834 Avg Close — Range —
Q2 2020
Shares 11,300 Value ($000) $825 Avg Close — Range —
Q1 2020
Shares 7,700 Value ($000) $432 Avg Close — Range —