iTeos Therapeutics, Inc.
ITOSDelisted Aug 29, 2025- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001808865
iTeos Therapeutics, Inc. was delisted on Aug 29, 2025; its insiders filed their last Form 4 on Aug 29, 2025; 137 institutions reported holding it in 13F filings for Q2 2025, worth $377.0M in total; no superinvestor held it.
13F holders, Q2 2025
Institutional positions in iTeos Therapeutics, Inc. as of Jun 30, 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
- 137
- +5 vs. Q1 2025
- Shares held
- 37.8M
- +848.1K (+2.3%) vs. Q1 2025
- Total value
- $377.0M
- +$156.3M (+70.8%) vs. Q1 2025
- New holders
- 40
- 57 more added
- Sold out
- 35
- 30 more reduced
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ITOS 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 | $2.35K |
| Q2 2025 | 137 | $377.0M |
| Q1 2025 | 132 | $220.7M |
| Q4 2024 | 137 | $262.2M |
| Q3 2024 | 151 | $373.3M |
| Q2 2024 | 139 | $536.8M |
| Q1 2024 | 136 | $471.2M |
| Q4 2023 | 138 | $383.4M |
| Q3 2023 | 144 | $388.6M |
| Q2 2023 | 146 | $460.4M |
| Q1 2023 | 153 | $488.9M |
| Q4 2022 | 146 | $707.3M |
| Q3 2022 | 143 | $698.2M |
| Q2 2022 | 153 | $768.1M |
| Q1 2022 | 159 | $1.17B |
| Q4 2021 | 118 | $1.55B |
| Q3 2021 | 77 | $841.3M |
| Q2 2021 | 83 | $755.8M |
| Q1 2021 | 81 | $1.03B |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding iTeos Therapeutics, Inc.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| EcoR1 Capital, LLC | 10,688,978 | $106.6M | 6.32% | +10,688,978 | New |
| BlackRock, Inc. | 4,574,537 | $45.6M | 0.00% | +65,290+1.4% | Added |
| Tang Capital Management LLC | 3,826,692 | $38.2M | 1.93% | +1,137,492+42.3% | Added |
| Vanguard Group Inc | 1,664,161 | $16.6M | 0.00% | −62,297−3.6% | Reduced |
| Dimensional Fund Advisors LP | 832,761 | $8.30M | 0.00% | −348,493−29.5% | Reduced |
| Boxer Capital Management, LLC | 825,000 | $8.23M | 4.14% | +825,000 | New |
| Geode Capital Management, LLC | 703,467 | $7.02M | 0.00% | +53,414+8.2% | Added |
| OrbiMed Advisors LLC | 700,000 | $6.98M | 0.18% | +700,000 | New |
| Marshall Wace, LLP | 611,649 | $6.10M | 0.01% | +492,091+411.6% | Added |
| Renaissance Technologies LLC | 602,100 | $6.00M | 0.01% | −43,500−6.7% | Reduced |
| JPMorgan Chase & Co | 601,363 | $6.00M | 0.00% | −1,381,300−69.7% | Reduced |
| Nantahala Capital Management, LLC | 596,666 | $5.95M | 0.42% | +596,666 | New |
| State Street Corp | 594,555 | $5.93M | 0.00% | +12,558+2.2% | Added |
| DLD Asset Management, LP | 576,655 | $5.75M | 0.68% | +576,655 | New |
| Newtyn Management, LLC | 567,416 | $5.66M | 0.86% | +567,416 | New |
| LMR Partners LLP | 550,000 | $5.48M | 0.09% | +550,000 | New |
| Alyeska Investment Group, L.P. | 500,000 | $4.99M | 0.02% | +500,000 | New |
| Almitas Capital LLC | 487,204 | $4.86M | 1.23% | +212,084+77.1% | Added |
| Millennium Management LLC | 477,189 | $4.76M | 0.00% | +128,830+37.0% | Added |
| Morgan Stanley | 429,340 | $4.28M | 0.00% | +178,209+71.0% | Added |
| Stonepine Capital Management, LLC | 310,033 | $3.09M | 3.04% | +200,033+181.8% | Added |
| Bank of America Corp | 308,660 | $3.08M | 0.00% | +128,556+71.4% | Added |
| Rangeley Capital, LLC | 302,080 | $3.01M | 3.79% | +302,080 | New |
| Silver Point Capital L.P. | 290,000 | $2.89M | 0.20% | +290,000 | New |
| Northern Trust Corp | 258,369 | $2.58M | 0.00% | +8,244+3.3% | Added |
| Charles Schwab Investment Management Inc | 246,086 | $2.45M | 0.00% | +12,525+5.4% | Added |
| AQR Capital Management LLC | 237,805 | $2.37M | 0.00% | +11,595+5.1% | Added |
| Alpine Global Management, LLC | 225,000 | $2.24M | 0.51% | +225,000 | New |
| Shay Capital LLC | 210,516 | $2.10M | 0.48% | +210,516 | New |
| Ameriprise Financial Inc | 207,787 | $2.07M | 0.00% | +9,885+5.0% | Added |
| Diadema Partners LP | 206,200 | $2.06M | 1.28% | +206,200 | New |
| Susquehanna Portfolio Strategies, LLC | 204,708 | $2.04M | 0.04% | +204,708 | New |
| Acadian Asset Management LLC | 186,692 | $1.86M | 0.00% | −350,095−65.2% | Reduced |
| Royal Bank of Canada | 185,760 | $1.85M | 0.00% | +184,051+10,769.5% | Added |
| Peapod Lane Capital LLC | 169,287 | $1.69M | 1.69% | +33,632+24.8% | Added |
| Goldman Sachs Group Inc | 155,351 | $1.55M | 0.00% | −432,069−73.6% | Reduced |
| Wellington Management Group LLP | 154,963 | $1.54M | 0.00% | +14,844+10.6% | Added |
| Nuveen, LLC | 154,424 | $1.54M | 0.00% | −149,226−49.1% | Reduced |
| Verition Fund Management LLC | 150,648 | $1.50M | 0.01% | +106,500+241.2% | Added |
| Gabelli & Co Investment Advisers, Inc. | 146,450 | $1.46M | 0.22% | +146,450 | New |
| Susquehanna International Group, LLP | 144,080 | $1.44M | 0.00% | +107,772+296.8% | Added |
| DAFNA Capital Management LLC | 140,847 | $1.40M | 0.39% | −72,500−34.0% | Reduced |
| Barclays PLC | 125,996 | $1.26M | 0.00% | −2,981−2.3% | Reduced |
| Gabelli Funds LLC | 120,593 | $1.20M | 0.01% | +120,593 | New |
| Eversept Partners, LP | 109,324 | $1.09M | 0.11% | −110,872−50.4% | Reduced |
| Simplex Trading, LLC | 103,212 | $1.03M | 0.03% | +103,212 | New |
| Citadel Advisors LLC | 94,256 | $939.7K | 0.00% | −1,085,466−92.0% | Reduced |
| Invesco Ltd. | 81,035 | $807.9K | 0.00% | −4,167−4.9% | Reduced |
| American Century Companies Inc | 78,949 | $787.1K | 0.00% | +4,417+5.9% | Added |
| Bank of New York Mellon Corp | 77,547 | $773.1K | 0.00% | +12,741+19.7% | Added |
| Dynamic Technology Lab Private Ltd | 77,371 | $771.0K | 0.10% | +66,114+587.3% | Added |
| Algert Global LLC | 74,477 | $742.5K | 0.02% | −5,475−6.8% | Reduced |
| Campbell & CO Investment Adviser LLC | 72,262 | $720.5K | 0.05% | +72,262 | New |
| HSBC Holdings PLC | 68,533 | $686.0K | 0.00% | −8,460−11.0% | Reduced |
| Susquehanna Fundamental Investments, LLC | 66,779 | $665.8K | 0.02% | −17,723−21.0% | Reduced |
| FNY Investment Advisers, LLC | 65,000 | $648.0K | 0.28% | +65,000 | New |
| Engineers Gate Manager LP | 59,559 | $593.8K | 0.01% | +22,749+61.8% | Added |
| Man Group plc | 58,768 | $585.9K | 0.00% | +36,236+160.8% | Added |
| Regency Capital Management Inc. | 58,000 | $578.3K | 0.30% | +58,000 | New |
| Thrivent Financial for Lutherans | 56,556 | $563.0K | 0.00% | +7,411+15.1% | Added |
| Fisher Asset Management, LLC | 55,722 | $555.5K | 0.00% | 00.0% | Unchanged |
| KLP Kapitalforvaltning AS | 55,400 | $552.3K | 0.00% | +16,500+42.4% | Added |
| Clearline Capital LP | 55,013 | $548.5K | 0.05% | +55,013 | New |
| D. E. Shaw & Co., Inc. | 53,432 | $532.7K | 0.00% | −50,693−48.7% | Reduced |
| FMR LLC | 52,740 | $525.8K | 0.00% | +48,861+1,259.6% | Added |
| Rhumbline Advisers | 48,882 | $487.3K | 0.00% | +5,398+12.4% | Added |
| State of Wisconsin Investment Board | 48,096 | $479.5K | 0.00% | +48,096 | New |
| Persistent Asset Partners Ltd | 47,512 | $473.7K | 0.41% | +47,512 | New |
| Ieq Capital, LLC | 45,399 | $452.6K | 0.00% | +30,650+207.8% | Added |
| UBS Group AG | 44,288 | $441.6K | 0.00% | +18,028+68.7% | Added |
| Alliancebernstein L.P. | 44,180 | $440.5K | 0.00% | +11,670+35.9% | Added |
| Prudential Financial Inc | 42,861 | $427.3K | 0.00% | −27,840−39.4% | Reduced |
| Oxford Asset Management LLP | 41,771 | $416.5K | 0.14% | +21,882+110.0% | Added |
| Citigroup Inc | 39,742 | $396.2K | 0.00% | +20,558+107.2% | Added |
| Prelude Capital Management, LLC | 39,349 | $392.3K | 0.04% | +23,005+140.8% | Added |
| Vazirani Asset Management LLC | 35,000 | $348.9K | 1.33% | +35,000 | New |
| XTX Topco Ltd | 34,777 | $346.7K | 0.01% | +34,777 | New |
| Deutsche Bank AG | 33,556 | $334.6K | 0.00% | −30−0.1% | Reduced |
| Bluefin Capital Management, LLC | 30,530 | $304.4K | 0.24% | +30,530 | New |
| Quest Partners LLC | 29,019 | $289.3K | 0.03% | −1,728−5.6% | Reduced |
| Nebula Research & Development LLC | 28,909 | $288.2K | 0.02% | +28,909 | New |
| Y-Intercept (Hong Kong) Ltd | 28,375 | $282.9K | 0.01% | +10,251+56.6% | Added |
| ADAR1 Capital Management, LLC | 26,937 | $268.6K | 0.04% | −74,159−73.4% | Reduced |
| Proficio Capital Partners LLC | 24,865 | $247.9K | 0.02% | +24,865 | New |
| Sandia Investment Management LP | 24,865 | $247.9K | 0.64% | +24,865 | New |
| Jane Street Group, LLC | 22,999 | $229.3K | 0.00% | +1,561+7.3% | Added |
| Caption Management, LLC | 22,157 | $220.9K | 0.02% | −132,336−85.7% | Reduced |
| Intech Investment Management LLC | 20,806 | $207.4K | 0.00% | +2,466+13.4% | Added |
| Alps Advisors Inc | 20,653 | $205.9K | 0.00% | −7,993−27.9% | Reduced |
| Graham Capital Management, L.P. | 20,637 | $205.8K | 0.01% | −20,038−49.3% | Reduced |
| Wells Fargo & Company | 20,192 | $201.3K | 0.00% | +3,196+18.8% | Added |
| Two Sigma Advisers, LP | 18,000 | $179.5K | 0.00% | +18,000 | New |
| MetLife Investment Management | 17,001 | $169.5K | 0.00% | +2,958+21.1% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 16,351 | $163.0K | 0.00% | +371+2.3% | Added |
| Tudor Investment Corp Et Al | 15,415 | $153.7K | 0.00% | −2,236−12.7% | Reduced |
| Bailard, Inc. | 15,200 | $151.5K | 0.00% | +15,200 | New |
| Price T Rowe Associates Inc | 14,969 | $150.0K | 0.00% | +2,579+20.8% | Added |
| Axq Capital, LP | 13,860 | $138.2K | 0.04% | +13,860 | New |
| CWM, LLC | 12,013 | $120.0K | 0.00% | +3,459+40.4% | Added |
| Manufacturers Life Insurance Company, The | 11,466 | $114.3K | 0.00% | +584+5.4% | Added |