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 2025
Institutional positions in IGM Biosciences, Inc. as of Mar 31, 2025. 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
- 79
- −5 vs. Q4 2024
- Shares held
- 17.8M
- −3.87M (−17.9%) vs. Q4 2024
- Total value
- $20.5M
- −$112.1M (−84.6%) vs. Q4 2024
- New holders
- 20
- 21 more added
- Sold out
- 25
- 26 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: 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 2025
Shares, value and share of portfolio for each institution holding IGM Biosciences, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Baker Bros. Advisors LP | 4,095,257 | $4.71M | 0.05% | +9530.0% | Added |
| Siren, L.L.C. | 3,255,826 | $3.74M | 0.21% | −74,596−2.2% | Reduced |
| Redmile Group, LLC | 2,952,131 | $3.39M | 0.32% | 00.0% | Unchanged |
| Sanofi | 1,438,975 | $1.65M | 1.00% | 00.0% | Unchanged |
| BlackRock, Inc. | 1,030,524 | $1.19M | 0.00% | −23,504−2.2% | Reduced |
| Vanguard Group Inc | 875,569 | $1.01M | 0.00% | −20,781−2.3% | Reduced |
| Goldman Sachs Group Inc | 793,386 | $912.4K | 0.00% | −185,099−18.9% | Reduced |
| State Street Corp | 493,698 | $567.8K | 0.00% | +34,247+7.5% | Added |
| Geode Capital Management, LLC | 425,660 | $489.7K | 0.00% | +16,527+4.0% | Added |
| Gsa Capital Partners LLP | 425,303 | $489.0K | 0.04% | +331,821+355.0% | Added |
| AQR Capital Management LLC | 238,871 | $274.7K | 0.00% | +238,871 | New |
| Northern Trust Corp | 186,966 | $215.0K | 0.00% | −6,019−3.1% | Reduced |
| Two Sigma Investments, LP | 139,770 | $160.7K | 0.00% | +32,150+29.9% | Added |
| Charles Schwab Investment Management Inc | 125,614 | $144.5K | 0.00% | −32,229−20.4% | Reduced |
| Verition Fund Management LLC | 119,068 | $136.9K | 0.00% | +119,068 | New |
| Bruce & Co., Inc. | 100,000 | $115.0K | 0.04% | 00.0% | Unchanged |
| Eagle Bay Advisors LLC | 99,635 | $114.6K | 0.10% | +55,000+123.2% | Added |
| Two Sigma Advisers, LP | 90,500 | $104.1K | 0.00% | +90,500 | New |
| Acadian Asset Management LLC | 85,807 | $97.0K | 0.00% | +85,807 | New |
| Woodline Partners LP | 69,576 | $80.0K | 0.00% | +2,317+3.4% | Added |
| Deutsche Bank AG | 46,773 | $53.8K | 0.00% | +35,546+316.6% | Added |
| Nuveen, LLC | 45,015 | $51.8K | 0.00% | +45,015 | New |
| Bank of New York Mellon Corp | 44,123 | $50.7K | 0.00% | −3,374−7.1% | Reduced |
| Price T Rowe Associates Inc | 42,864 | $50.0K | 0.00% | −3,526,135−98.8% | Reduced |
| UBS Group AG | 41,109 | $47.3K | 0.00% | +30,611+291.6% | Added |
| Alliancebernstein L.P. | 39,200 | $45.1K | 0.00% | 00.0% | Unchanged |
| Ieq Capital, LLC | 37,422 | $43.0K | 0.00% | +37,422 | New |
| Invesco Ltd. | 36,127 | $41.5K | 0.00% | +36,127 | New |
| Renaissance Technologies LLC | 35,300 | $40.6K | 0.00% | −40,500−53.4% | Reduced |
| Morgan Stanley | 34,504 | $39.7K | 0.00% | −62,413−64.4% | Reduced |
| Qube Research & Technologies Ltd | 32,821 | $37.7K | 0.00% | +32,821 | New |
| Susquehanna International Group, LLP | 25,180 | $29.0K | 0.00% | −7,187−22.2% | Reduced |
| Rhumbline Advisers | 21,331 | $24.5K | 0.00% | −1,287−5.7% | Reduced |
| Virtus Investment Advisers, Inc. | 19,974 | $23.0K | 0.01% | +19,974 | New |
| Barclays PLC | 19,178 | $22.1K | 0.00% | −7,125−27.1% | Reduced |
| Dimensional Fund Advisors LP | 18,376 | $21.2K | 0.00% | −228−1.2% | Reduced |
| CWM, LLC | 15,597 | $18.0K | 0.00% | +15,462+11,453.3% | Added |
| JustInvest LLC | 13,841 | $15.9K | 0.00% | +13,841 | New |
| Two Sigma Securities, LLC | 13,486 | $15.5K | 0.00% | +13,486 | New |
| Captrust Financial Advisors | 13,308 | $15.3K | 0.00% | +3,107+30.5% | Added |
| Cerity Partners LLC | 13,106 | $15.1K | 0.00% | +2,606+24.8% | Added |
| Citigroup Inc | 11,714 | $13.5K | 0.00% | −537−4.4% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 11,584 | $13.3K | 0.00% | +11,584 | New |
| Bank of America Corp | 11,293 | $13.0K | 0.00% | −8,700−43.5% | Reduced |
| Intech Investment Management LLC | 11,069 | $12.7K | 0.00% | +11,069 | New |
| JPMorgan Chase & Co | 9,938 | $11.4K | 0.00% | +127+1.3% | Added |
| Cubist Systematic Strategies, LLC | 9,908 | $11.4K | 0.00% | −20,240−67.1% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 9,096 | $10.5K | 0.00% | +390+4.5% | Added |
| Wells Fargo & Company | 7,608 | $8.75K | 0.00% | +164+2.2% | Added |
| Corebridge Financial, Inc. | 7,514 | $8.64K | 0.00% | −111−1.5% | Reduced |
| Tower Research Capital LLC (TRC) | 7,219 | $8.30K | 0.00% | +3,780+109.9% | Added |
| Quest Partners LLC | 7,031 | $8.09K | 0.00% | +3,684+110.1% | Added |
| China Universal Asset Management Co., Ltd. | 6,835 | $7.86K | 0.00% | −391−5.4% | Reduced |
| New York State Common Retirement Fund | 6,512 | $7.49K | 0.00% | 00.0% | Unchanged |
| Federated Hermes, Inc. | 6,022 | $6.92K | 0.00% | +6,022 | New |
| FMR LLC | 5,561 | $6.39K | 0.00% | −467,865−98.8% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 3,156 | $3.63K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 3,142 | $3.61K | 0.00% | −3,492−52.6% | Reduced |
| Coldstream Capital Management Inc | 2,626 | $3.02K | 0.00% | +2,626 | New |
| CoreCap Advisors, LLC | 2,234 | $2.57K | 0.00% | +2,234 | New |
| Legal & General Group Plc | 1,746 | $2.02K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 2,311 | $2.00K | 0.00% | −17,738−88.5% | Reduced |
| Ameritas Investment Partners, Inc. | 1,327 | $1.53K | 0.00% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 1,164 | $1.34K | 0.00% | +1,164 | New |
| Mirae Asset Global Investments Co., Ltd. | 1,077 | $1.33K | 0.00% | −59−5.2% | Reduced |
| California State Teachers Retirement System | 1,099 | $1.26K | 0.00% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 854 | $982 | 0.00% | +831+3,613.0% | Added |
| Point72 (DIFC) Ltd | 844 | $971 | 0.00% | +147+21.1% | Added |
| Nisa Investment Advisors, LLC | 728 | $837 | 0.00% | −3,226−81.6% | Reduced |
| GF Fund Management Co. Ltd. | 716 | $823 | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 400 | $460 | 0.00% | +304+316.7% | Added |
| EverSource Wealth Advisors, LLC | 337 | $387 | 0.00% | +337 | New |
| True Wealth Design, LLC | 271 | $312 | 0.00% | +271 | New |
| Smartleaf Asset Management LLC | 41 | $50 | 0.00% | −393−90.6% | Reduced |
| SBI Securities Co., Ltd. | 22 | $25 | 0.00% | +1+4.8% | Added |
| Sterling Capital Management LLC | 18 | $21 | 0.00% | 00.0% | Unchanged |
| US Bancorp | 17 | $20 | 0.00% | −9−34.6% | Reduced |
| Amalgamated Bank | 351 | $0 | 0.00% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 258 | $0 | 0.00% | +258 | New |
| TD Asset Management Inc | 0 | $0 | 0.00% | −164,472−100.0% | Sold out |
| Rhenman & Partners Asset Management AB | 0 | $0 | 0.00% | −126,064−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −101,055−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −83,468−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −72,155−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −36,369−100.0% | Sold out |
| Independent Financial Group, LLC | 0 | $0 | 0.00% | −34,500−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −21,762−100.0% | Sold out |
| Susquehanna Portfolio Strategies, LLC | 0 | $0 | 0.00% | −14,385−100.0% | Sold out |
| Exchange Traded Concepts, LLC | 0 | $0 | 0.00% | −10,572−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −10,107−100.0% | Sold out |
| Hamilton Wealth, LLC | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Virtus ETF Advisers LLC | 0 | $0 | 0.00% | −8,649−100.0% | Sold out |
| Comerica Bank | 0 | $0 | 0.00% | −617−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −561−100.0% | Sold out |
| R Squared Ltd | 0 | $0 | 0.00% | −370−100.0% | Sold out |
| GAMMA Investing LLC | 0 | $0 | 0.00% | −251−100.0% | Sold out |
| Lindbrook Capital, LLC | 0 | $0 | 0.00% | −194−100.0% | Sold out |
| Versant Capital Management, Inc | 0 | $0 | 0.00% | −169−100.0% | Sold out |
| Caitong International Asset Management Co., Ltd | 0 | $0 | 0.00% | −169−100.0% | Sold out |
| Signaturefd, LLC | 0 | $0 | 0.00% | −161−100.0% | Sold out |