IGM Biosciences, Inc. - Common Stock, par value $0.01 per share (IGMS)

Historical Holders from Q3 2019 to Q3 2025

Symbol
IGMS
Type / Class
Equity / Common Stock, par value $0.01 per share
Underlying class
Common Stock
Shares outstanding
34.7M
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares, excl. options
400
Holdings value
$508
Grand Portfolio weight change
0%
Number of holders
1
Number of sells
-64
Average Value change %
0%
Average sells %
0%
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of IGM Biosciences, Inc. - Common Stock, par value $0.01 per share (IGMS)

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
PRICE T ROWE ASSOCIATES INC /MD/ 0.2% -93.6% $86.4K -$4.59M 65.9K -98.2% T. Rowe Price Associates, Inc. 31 Jan 2025

Institutional Holders of IGM Biosciences, Inc. - Common Stock, par value $0.01 per share (IGMS)

Period Reported Shares, Excl. Options Value, Excl. Options Change Price Investors
2025 Q3 400 $508 -$17.9M $1.27 1
2025 Q2 16M $17.9M -$2.1M $1.12 66
2025 Q1 17.8M $20.5M -$7.79M $1.15 78
2024 Q4 21.7M $132M -$11.5M $6.11 81
2024 Q3 21.6M $357M -$28.7M $16.54 71
2024 Q2 22.3M $153M -$7.04M $6.87 81
2024 Q1 22.8M $220M +$9.91M $9.65 85
2023 Q4 21.9M $182M -$4.91M $8.31 71
2023 Q3 22.3M $186M +$4.17M $8.35 78
2023 Q2 21.8M $201M +$34.1M $9.23 77
2023 Q1 17.8M $244M -$3.02M $13.74 72
2022 Q4 18M $306M +$887K $17.01 77
2022 Q3 17.7M $402M -$8.39M $22.74 89
2022 Q2 17.5M $316M -$24.2M $18.03 88
2022 Q1 18.2M $487M +$12.7M $26.73 89
2021 Q4 17.6M $517M +$7.33M $29.33 83
2021 Q3 16.9M $1.11B +$22.1M $65.76 106
2021 Q2 16.3M $1.36B -$130M $83.20 104
2021 Q1 18M $1.38B +$60M $76.69 108
2020 Q4 17.2M $1.52B +$224M $88.29 105
2020 Q3 14.7M $1.08B +$47.9M $73.81 90
2020 Q2 14M $1.02B +$55.8M $73.00 80
2020 Q1 13.3M $742M +$66.5M $56.15 61
2019 Q4 12.2M $463M +$92.4M $38.16 50
2019 Q3 10M $178M +$178M $17.75 33