IGM Biosciences, Inc.
IGMSDelisted Aug 14, 2025- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001496323
IGM Biosciences, Inc. was delisted on Aug 14, 2025; its insiders filed their last Form 4 on Aug 18, 2025; 66 institutions reported holding it in 13F filings for Q2 2025, worth $17.9M in total; no superinvestor held it.
13F holders, Q3 2021
Institutional positions in IGM Biosciences, Inc. as of Sep 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 107
- +3 vs. Q2 2021
- Shares held
- 16.9M
- +997.9K (+6.3%) vs. Q2 2021
- Total value
- $1.11B
- −$211.1M (−16.0%) vs. Q2 2021
- New holders
- 16
- 35 more added
- Sold out
- 13
- 32 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IGMS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 1 | $508 |
| Q2 2025 | 66 | $17.9M |
| Q1 2025 | 79 | $20.5M |
| Q4 2024 | 85 | $132.8M |
| Q3 2024 | 72 | $356.6M |
| Q2 2024 | 82 | $152.9M |
| Q1 2024 | 87 | $220.3M |
| Q4 2023 | 72 | $182.1M |
| Q3 2023 | 79 | $186.3M |
| Q2 2023 | 79 | $207.6M |
| Q1 2023 | 75 | $245.4M |
| Q4 2022 | 82 | $305.8M |
| Q3 2022 | 93 | $402.0M |
| Q2 2022 | 89 | $315.6M |
| Q1 2022 | 93 | $487.4M |
| Q4 2021 | 87 | $517.3M |
| Q3 2021 | 107 | $1.11B |
| Q2 2021 | 105 | $1.36B |
| Q1 2021 | 109 | $1.38B |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding IGM Biosciences, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 640,737 | $42.1M | 0.00% | +7,936+1.3% | Added |
| State Street Corp | 656,023 | $43.1M | 0.00% | +69,185+11.8% | Added |
| Alkeon Capital Management LLC | 948,797 | $62.4M | 0.21% | −102,632−9.8% | Reduced |
| Artal Group S.A. | 1,350,000 | $88.8M | 2.18% | +250,000+22.7% | Added |
| Price T Rowe Associates Inc | 2,357,464 | $155.0M | 0.01% | +371,393+18.7% | Added |
| Baker Bros. Advisors LP | 3,156,102 | $207.5M | 0.91% | 00.0% | Unchanged |
| Redmile Group, LLC | 3,425,455 | $225.3M | 3.93% | 00.0% | Unchanged |
| HHLR Advisors, Ltd.SuperinvestorHHLR Advisors (Hillhouse) | 0 | $0 | 0.00% | −151,390−100.0% | Sold out |
| Candriam Luxembourg S.C.A. | 0 | $0 | 0.00% | −122,029−100.0% | Sold out |
| Cerity Partners LLC | 0 | $0 | 0.00% | −7,000−100.0% | Sold out |
| Glenmede Trust Co NA | 0 | $0 | 0.00% | −4,355−100.0% | Sold out |
| Blueshift Asset Management, LLC | 0 | $0 | 0.00% | −3,825−100.0% | Sold out |
| AlphaCrest Capital Management LLC | 0 | $0 | 0.00% | −3,000−100.0% | Sold out |
| Handelsbanken Fonder AB | 0 | $0 | 0.00% | −2,900−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −2,762−100.0% | Sold out |
| Old Well Partners, LLC | 0 | $0 | 0.00% | −2,619−100.0% | Sold out |
| SEI Investments Co | 0 | $0 | 0.00% | −2,505−100.0% | Sold out |
| Nisa Investment Advisors, LLC | 0 | $0 | 0.00% | −600−100.0% | Sold out |
| Bellwether Advisors, LLC | 0 | $0 | 0.00% | −66−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Pictet Asset Management Ltd | – | – | – | – | Not filed |