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, Q1 2022
Institutional positions in IGM Biosciences, Inc. as of Mar 31, 2022. 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
- 93
- +6 vs. Q4 2021
- Shares held
- 18.2M
- +608.8K (+3.5%) vs. Q4 2021
- Total value
- $487.4M
- −$30.0M (−5.8%) vs. Q4 2021
- New holders
- 27
- 33 more added
- Sold out
- 21
- 19 more reduced
Compare with Q4 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, Q1 2022
Shares, value and share of portfolio for each institution holding IGM Biosciences, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Redmile Group, LLC | 3,334,355 | $89.1M | 2.78% | 00.0% | Unchanged |
| Baker Bros. Advisors LP | 3,156,102 | $84.4M | 0.48% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 2,246,041 | $60.0M | 0.01% | −125,234−5.3% | Reduced |
| Artal Group S.A. | 2,000,000 | $53.5M | 2.26% | +500,000+33.3% | Added |
| Alkeon Capital Management LLC | 1,034,035 | $27.6M | 0.12% | +95,000+10.1% | Added |
| Vanguard Group Inc | 830,077 | $22.2M | 0.00% | +415,028+100.0% | Added |
| BlackRock Inc. | 694,824 | $18.6M | 0.00% | +17,867+2.6% | Added |
| UBS Asset Management Americas Inc | 560,711 | $15.0M | 0.01% | +200,032+55.5% | Added |
| Goldman Sachs Group Inc | 428,087 | $11.4M | 0.00% | +24,463+6.1% | Added |
| Woodline Partners LP | 403,401 | $10.8M | 0.18% | 00.0% | Unchanged |
| Cormorant Asset Management, LP | 402,200 | $10.8M | 0.83% | −97,800−19.6% | Reduced |
| D. E. Shaw & Co., Inc. | 385,712 | $10.3M | 0.01% | +253,614+192.0% | Added |
| EcoR1 Capital, LLC | 298,597 | $7.98M | 0.25% | +298,597 | New |
| Millennium Management LLC | 221,312 | $5.92M | 0.01% | +57,558+35.1% | Added |
| Geode Capital Management, LLC | 214,282 | $5.73M | 0.00% | +69,101+47.6% | Added |
| State Street Corp | 171,582 | $4.59M | 0.00% | −560,138−76.6% | Reduced |
| Voloridge Investment Management, LLC | 162,489 | $4.34M | 0.02% | +65,015+66.7% | Added |
| Samsara BioCapital, LLC | 154,664 | $4.13M | 1.05% | +154,664 | New |
| Islet Management, LP | 131,700 | $3.52M | 0.44% | +131,700 | New |
| Charles Schwab Investment Management Inc | 102,623 | $2.74M | 0.00% | +45,502+79.7% | Added |
| Morgan Stanley | 96,590 | $2.58M | 0.00% | +45,611+89.5% | Added |
| Fred Alger Management, LLC | 85,609 | $2.29M | 0.01% | +85,609 | New |
| Northern Trust Corp | 84,672 | $2.26M | 0.00% | +7,128+9.2% | Added |
| Renaissance Technologies LLC | 64,200 | $1.72M | 0.00% | +51,700+413.6% | Added |
| Marshall Wace, LLP | 58,056 | $1.55M | 0.00% | +58,056 | New |
| HRT Financial LP | 57,586 | $1.54M | 0.01% | +45,424+373.5% | Added |
| Dimensional Fund Advisors LP | 56,199 | $1.50M | 0.00% | −2,022−3.5% | Reduced |
| Bruce & Co., Inc. | 55,000 | $1.47M | 0.30% | 00.0% | Unchanged |
| Citadel Advisors LLC | 53,432 | $1.43M | 0.00% | +53,432 | New |
| Ensign Peak Advisors, Inc | 46,868 | $1.25M | 0.00% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 43,800 | $1.17M | 0.00% | +33,700+333.7% | Added |
| Raymond James & Associates | 40,067 | $1.07M | 0.00% | +19,067+90.8% | Added |
| Gsa Capital Partners LLP | 36,517 | $976.0K | 0.13% | +28,847+376.1% | Added |
| Squarepoint Ops LLC | 35,808 | $957.0K | 0.01% | +26,543+286.5% | Added |
| Eagle Bay Advisors LLC | 34,835 | $931.0K | 0.76% | 00.0% | Unchanged |
| TD Asset Management Inc | 32,559 | $870.0K | 0.00% | −17,472−34.9% | Reduced |
| Manufacturers Life Insurance Company, The | 31,418 | $814.4K | 0.00% | +31,418 | New |
| Occudo Quantitative Strategies LP | 27,408 | $733.0K | 0.06% | +27,408 | New |
| Bank of New York Mellon Corp | 27,047 | $723.0K | 0.00% | +728+2.8% | Added |
| HAP Trading, LLC | 22,814 | $610.0K | 0.07% | +22,814 | New |
| PDT Partners, LLC | 18,909 | $505.0K | 0.04% | +18,909 | New |
| Susquehanna International Group, LLP | 18,578 | $497.0K | 0.00% | −17,116−48.0% | Reduced |
| Swiss National Bank | 18,500 | $495.0K | 0.00% | +1,500+8.8% | Added |
| Two Sigma Investments, LP | 18,057 | $483.0K | 0.00% | −55,825−75.6% | Reduced |
| Nuveen Asset Management, LLC | 26,412 | $420.0K | 0.00% | +2,530+10.6% | Added |
| Alliancebernstein L.P. | 15,000 | $401.0K | 0.00% | 00.0% | Unchanged |
| Tudor Investment Corp Et Al | 14,639 | $391.0K | 0.01% | +14,639 | New |
| IndexIQ Advisors LLC | 13,971 | $373.0K | 0.01% | +13,971 | New |
| Putnam Investments LLC | 12,235 | $327.0K | 0.00% | +2,102+20.7% | Added |
| JPMorgan Chase & Co | 11,632 | $312.0K | 0.00% | +4,115+54.7% | Added |
| Schonfeld Strategic Advisors LLC | 11,500 | $308.0K | 0.00% | +11,500 | New |
| Tower Research Capital LLC (TRC) | 10,823 | $289.0K | 0.00% | +8,736+418.6% | Added |
| ExodusPoint Capital Management, LP | 10,728 | $287.0K | 0.00% | +1,698+18.8% | Added |
| CSS LLC | 10,300 | $275.0K | 0.01% | +10,300 | New |
| California State Teachers Retirement System | 10,048 | $269.0K | 0.00% | −801−7.4% | Reduced |
| Barclays PLC | 9,368 | $251.0K | 0.00% | +9,368 | New |
| Rhumbline Advisers | 9,222 | $247.0K | 0.00% | +1,308+16.5% | Added |
| DekaBank Deutsche Girozentrale | 9,100 | $235.0K | 0.00% | +800+9.6% | Added |
| Cubist Systematic Strategies, LLC | 8,307 | $222.0K | 0.00% | −25,140−75.2% | Reduced |
| Brookfield Asset Management Inc. | 7,500 | $200.0K | 0.00% | +7,500 | New |
| Victory Capital Management Inc | 10,364 | $173.0K | 0.00% | −21,247−67.2% | Reduced |
| New York State Common Retirement Fund | 6,470 | $173.0K | 0.00% | +30.0% | Added |
| Virtus ETF Advisers LLC | 5,469 | $146.0K | 0.07% | −318−5.5% | Reduced |
| Deutsche Bank AG | 4,742 | $127.0K | 0.00% | −487−9.3% | Reduced |
| Bank of America Corp | 4,113 | $110.0K | 0.00% | −11,922−74.3% | Reduced |
| American International Group, Inc. | 4,072 | $109.0K | 0.00% | −286−6.6% | Reduced |
| Legal & General Group Plc | 2,847 | $76.0K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 2,694 | $72.0K | 0.00% | −41,668−93.9% | Reduced |
| Royal Bank of Canada | 2,503 | $66.0K | 0.00% | −1,148−31.4% | Reduced |
| US Bancorp | 2,437 | $65.0K | 0.00% | +2,093+608.4% | Added |
| Parallax Volatility Advisers, L.P. | 1,962 | $53.0K | 0.00% | +1,962 | New |
| Ikarian Capital, LLC | 1,587 | $43.0K | 0.01% | +87+5.8% | Added |
| State of Wyoming | 1,493 | $40.0K | 0.02% | +493+49.3% | Added |
| Amalgamated Bank | 1,335 | $36.0K | 0.00% | +1,335 | New |
| Amalgamated Financial Corp. | 1,335 | $36.0K | 0.00% | +1,335 | New |
| UBS Group AG | 1,093 | $29.0K | 0.00% | −51,556−97.9% | Reduced |
| Aquatic Capital Management LLC | 700 | $19.0K | 0.03% | +700 | New |
| Cutler Group LP | 700 | $18.0K | 0.00% | +700 | New |
| Ameritas Investment Partners, Inc. | 627 | $17.0K | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 569 | $16.0K | 0.00% | 00.0% | Unchanged |
| Macquarie Group Ltd | 579 | $15.0K | 0.00% | 00.0% | Unchanged |
| Lindbrook Capital, LLC | 545 | $15.0K | 0.00% | +545 | New |
| Signaturefd, LLC | 485 | $13.0K | 0.00% | +485 | New |
| Quantbot Technologies LP | 460 | $12.0K | 0.00% | −63−12.0% | Reduced |
| Endurance Wealth Management, Inc. | 300 | $8.00K | 0.00% | 00.0% | Unchanged |
| FMR LLC | 256 | $7.00K | 0.00% | +256 | New |
| Advisor Group Holdings, Inc. | 200 | $5.00K | 0.00% | +182+1,011.1% | Added |
| Quadrant Capital Group LLC | 173 | $5.00K | 0.00% | +173 | New |
| Wells Fargo & Company | 125 | $3.00K | 0.00% | −3,795−96.8% | Reduced |
| Prospera Financial Services Inc | 98 | $3.00K | 0.00% | +98 | New |
| Daiwa Securities Group Inc. | 88 | $2.00K | 0.00% | 00.0% | Unchanged |
| Exane Derivatives | 48 | $1.28K | 0.00% | 00.0% | Unchanged |
| Ellevest, Inc. | 8 | $0 | 0.00% | +8 | New |
| Pictet Asset Management SA | 0 | $0 | 0.00% | −934,965−100.0% | Sold out |
| Polar Capital Holdings Plc | 0 | $0 | 0.00% | −106,436−100.0% | Sold out |
| Entrust Global Partners L L C | 0 | $0 | 0.00% | −66,172−100.0% | Sold out |
| Rafferty Asset Management, LLC | 0 | $0 | 0.00% | −56,057−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −35,127−100.0% | Sold out |
| Norges Bank | 0 | $0 | 0.00% | −34,463−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −32,202−100.0% | Sold out |