IGM BIOSCIENCES INC (IGMS)
Institutional ownership reported to the SEC as of Q3 2025, across 25 quarters.
1
Reporting holders
$508
Reported value
0.0%
Held as options
-61
Holder change
Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.
Holders
| Filer | Value | Shares | Their book | Held | Change |
|---|---|---|---|---|---|
| OSAIC HOLDINGS, INC. | $508 | 400 | 0.00% | 4q | HELD |
Quarter by quarter
Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.
| Quarter | Holders | Value | Shares | New | Added | Trimmed | Options |
|---|---|---|---|---|---|---|---|
| Q3 2025 | 1 | $508 | 400 | 0 | 0 | 0 | 0.0% |
| Q2 2025 | 62 | $17.8M | 15,873,895 | 8 | 12 | 28 | 0.0% |
| Q1 2025 | 75 | $19.9M | 17,233,793 | 17 | 18 | 25 | 0.2% |
| Q4 2024 | 79 | $110.7M | 18,000,796 | 8 | 22 | 17 | 0.5% |
| Q3 2024 | 69 | $291.4M | 17,486,989 | 10 | 20 | 21 | 0.7% |
| Q2 2024 | 76 | $124.5M | 18,059,813 | 11 | 31 | 15 | 0.3% |
| Q1 2024 | 79 | $184.0M | 19,048,222 | 22 | 17 | 21 | 0.1% |
| Q4 2023 | 67 | $130.0M | 15,606,034 | 14 | 20 | 17 | 0.2% |
| Q3 2023 | 68 | $133.6M | 15,983,325 | 13 | 22 | 20 | 0.1% |
| Q2 2023 | 70 | $152.1M | 16,203,071 | 17 | 32 | 14 | 0.3% |
| Q1 2023 | 63 | $189.7M | 13,730,654 | 9 | 21 | 21 | 0.5% |
| Q4 2022 | 62 | $212.0M | 14,891,607 | 5 | 24 | 18 | 0.2% |
| Q3 2022 | 92 | $404.2M | 17,687,842 | 16 | 30 | 28 | 0.5% |
| Q2 2022 | 91 | $317.8M | 17,501,228 | 18 | 30 | 26 | 0.7% |
| Q1 2022 | 99 | $510.3M | 18,248,563 | 28 | 32 | 19 | 4.5% |
| Q4 2021 | 88 | $522.1M | 17,675,425 | 13 | 36 | 20 | 0.7% |
| Q3 2021 | 108 | $1.1B | 16,900,167 | 14 | 33 | 32 | 1.9% |
| Q2 2021 | 109 | $1.4B | 16,339,260 | 17 | 37 | 33 | 0.5% |
| Q1 2021 | 115 | $1.4B | 17,999,122 | 17 | 35 | 33 | 2.4% |
| Q4 2020 | 112 | $1.6B | 17,180,631 | 30 | 29 | 32 | 2.8% |
| Q3 2020 | 95 | $1.2B | 14,662,582 | 25 | 22 | 33 | 7.2% |
| Q2 2020 | 80 | $1.0B | 14,016,992 | 25 | 36 | 11 | 0.0% |
| Q1 2020 | 61 | $742.1M | 13,272,492 | 20 | 15 | 17 | 0.0% |
| Q4 2019 | 50 | $467.9M | 12,319,081 | 31 | 6 | 4 | 0.0% |
| Q3 2019 | 33 | $178.1M | 10,035,118 | 33 | 0 | 0 | 0.0% |