IGM BIOSCIENCES INC

CUSIP: 449585108 Class: Common Stock

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q1 2025
Shares 39,200 Value ($000) $45 Avg Close — Range —
Q4 2024
Shares 39,200 Value ($000) $240 Avg Close — Range —
Q3 2024
Shares 41,230 Value ($000) $682 Avg Close — Range —
Q2 2024
Shares 41,230 Value ($000) $283 Avg Close — Range —
Q1 2024
Shares 32,300 Value ($000) $312 Avg Close — Range —
Q4 2023
Shares 32,300 Value ($000) $268 Avg Close — Range —
Q3 2023
Shares 35,360 Value ($000) $295 Avg Close — Range —
Q2 2023
Shares 32,770 Value ($000) $302 Avg Close — Range —
Q1 2023
Shares 25,900 Value ($000) $356 Avg Close — Range —
Q4 2022
Shares 25,900 Value ($000) $441 Avg Close — Range —
Q3 2022
Shares 24,296 Value ($000) $552 Avg Close — Range —
Q2 2022
Shares 24,900 Value ($000) $449 Avg Close — Range —
Q1 2022
Shares 15,000 Value ($000) $401 Avg Close — Range —
Q4 2021
Shares 15,000 Value ($000) $440 Avg Close — Range —
Q3 2021
Shares 15,000 Value ($000) $986 Avg Close — Range —
Q2 2021
Shares 15,500 Value ($000) $1,290 Avg Close — Range —
Q1 2021
Shares 12,000 Value ($000) $920 Avg Close — Range —
Q4 2020
Shares 13,000 Value ($000) $1,148 Avg Close — Range —
Q3 2020
Shares 13,100 Value ($000) $967 Avg Close — Range —
Q2 2020
Shares 11,000 Value ($000) $803 Avg Close — Range —
Q1 2020
Shares 8,300 Value ($000) $466 Avg Close — Range —