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, Q3 2025
Institutional positions in iTeos Therapeutics, Inc. as of Sep 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
ITOS is no longer listed, and 13F filings after Q2 2025 list far fewer holders. See Q2 2025
- Institutional holders
- 1
- −136 vs. Q2 2025
- Shares held
- 232
- −37.8M (−100.0%) vs. Q2 2025
- Total value
- $2.35K
- −$377.0M (−100.0%) vs. Q2 2025
- New holders
- 0
- 1 more added
- Sold out
- 136
- 0 more reduced
Compare with Q2 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, Q3 2025
Shares, value and share of portfolio for each institution holding iTeos Therapeutics, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| IFP Advisors, Inc | 232 | $2.35K | 0.00% | +2+0.9% | Added |
| EcoR1 Capital, LLC | 0 | $0 | 0.00% | −10,688,978−100.0% | Sold out |
| BlackRock, Inc. | 0 | $0 | 0.00% | −4,574,537−100.0% | Sold out |
| Tang Capital Management LLC | 0 | $0 | 0.00% | −3,826,692−100.0% | Sold out |
| Vanguard Group Inc | 0 | $0 | 0.00% | −1,664,161−100.0% | Sold out |
| Dimensional Fund Advisors LP | 0 | $0 | 0.00% | −832,761−100.0% | Sold out |
| Boxer Capital Management, LLC | 0 | $0 | 0.00% | −825,000−100.0% | Sold out |
| Geode Capital Management, LLC | 0 | $0 | 0.00% | −703,467−100.0% | Sold out |
| OrbiMed Advisors LLC | 0 | $0 | 0.00% | −700,000−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −611,649−100.0% | Sold out |
| Renaissance Technologies LLC | 0 | $0 | 0.00% | −602,100−100.0% | Sold out |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | −601,363−100.0% | Sold out |
| Nantahala Capital Management, LLC | 0 | $0 | 0.00% | −596,666−100.0% | Sold out |
| State Street Corp | 0 | $0 | 0.00% | −594,555−100.0% | Sold out |
| DLD Asset Management, LP | 0 | $0 | 0.00% | −576,655−100.0% | Sold out |
| Newtyn Management, LLC | 0 | $0 | 0.00% | −567,416−100.0% | Sold out |
| LMR Partners LLP | 0 | $0 | 0.00% | −550,000−100.0% | Sold out |
| Alyeska Investment Group, L.P. | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Almitas Capital LLC | 0 | $0 | 0.00% | −487,204−100.0% | Sold out |
| Millennium Management LLC | 0 | $0 | 0.00% | −477,189−100.0% | Sold out |
| Morgan Stanley | 0 | $0 | 0.00% | −429,340−100.0% | Sold out |
| Stonepine Capital Management, LLC | 0 | $0 | 0.00% | −310,033−100.0% | Sold out |
| Bank of America Corp | 0 | $0 | 0.00% | −308,660−100.0% | Sold out |
| Rangeley Capital, LLC | 0 | $0 | 0.00% | −302,080−100.0% | Sold out |
| Silver Point Capital L.P. | 0 | $0 | 0.00% | −290,000−100.0% | Sold out |
| Northern Trust Corp | 0 | $0 | 0.00% | −258,369−100.0% | Sold out |
| Charles Schwab Investment Management Inc | 0 | $0 | 0.00% | −246,086−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −237,805−100.0% | Sold out |
| Alpine Global Management, LLC | 0 | $0 | 0.00% | −225,000−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −210,516−100.0% | Sold out |
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −207,787−100.0% | Sold out |
| Diadema Partners LP | 0 | $0 | 0.00% | −206,200−100.0% | Sold out |
| Susquehanna Portfolio Strategies, LLC | 0 | $0 | 0.00% | −204,708−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −186,692−100.0% | Sold out |
| Royal Bank of Canada | 0 | $0 | 0.00% | −185,760−100.0% | Sold out |
| Peapod Lane Capital LLC | 0 | $0 | 0.00% | −169,287−100.0% | Sold out |
| Goldman Sachs Group Inc | 0 | $0 | 0.00% | −155,351−100.0% | Sold out |
| Wellington Management Group LLP | 0 | $0 | 0.00% | −154,963−100.0% | Sold out |
| Nuveen, LLC | 0 | $0 | 0.00% | −154,424−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −150,648−100.0% | Sold out |
| Gabelli & Co Investment Advisers, Inc. | 0 | $0 | 0.00% | −146,450−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −144,080−100.0% | Sold out |
| DAFNA Capital Management LLC | 0 | $0 | 0.00% | −140,847−100.0% | Sold out |
| Barclays PLC | 0 | $0 | 0.00% | −125,996−100.0% | Sold out |
| Gabelli Funds LLC | 0 | $0 | 0.00% | −120,593−100.0% | Sold out |
| Eversept Partners, LP | 0 | $0 | 0.00% | −109,324−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −103,212−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −94,256−100.0% | Sold out |
| Invesco Ltd. | 0 | $0 | 0.00% | −81,035−100.0% | Sold out |
| American Century Companies Inc | 0 | $0 | 0.00% | −78,949−100.0% | Sold out |
| Bank of New York Mellon Corp | 0 | $0 | 0.00% | −77,547−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −77,371−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −74,477−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −72,262−100.0% | Sold out |
| HSBC Holdings PLC | 0 | $0 | 0.00% | −68,533−100.0% | Sold out |
| Susquehanna Fundamental Investments, LLC | 0 | $0 | 0.00% | −66,779−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −65,000−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −59,559−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −58,768−100.0% | Sold out |
| Regency Capital Management Inc. | 0 | $0 | 0.00% | −58,000−100.0% | Sold out |
| Thrivent Financial for Lutherans | 0 | $0 | 0.00% | −56,556−100.0% | Sold out |
| Fisher Asset Management, LLC | 0 | $0 | 0.00% | −55,722−100.0% | Sold out |
| KLP Kapitalforvaltning AS | 0 | $0 | 0.00% | −55,400−100.0% | Sold out |
| Clearline Capital LP | 0 | $0 | 0.00% | −55,013−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −53,432−100.0% | Sold out |
| FMR LLC | 0 | $0 | 0.00% | −52,740−100.0% | Sold out |
| Rhumbline Advisers | 0 | $0 | 0.00% | −48,882−100.0% | Sold out |
| State of Wisconsin Investment Board | 0 | $0 | 0.00% | −48,096−100.0% | Sold out |
| Persistent Asset Partners Ltd | 0 | $0 | 0.00% | −47,512−100.0% | Sold out |
| Ieq Capital, LLC | 0 | $0 | 0.00% | −45,399−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −44,288−100.0% | Sold out |
| Alliancebernstein L.P. | 0 | $0 | 0.00% | −44,180−100.0% | Sold out |
| Prudential Financial Inc | 0 | $0 | 0.00% | −42,861−100.0% | Sold out |
| Oxford Asset Management LLP | 0 | $0 | 0.00% | −41,771−100.0% | Sold out |
| Citigroup Inc | 0 | $0 | 0.00% | −39,742−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −39,349−100.0% | Sold out |
| Vazirani Asset Management LLC | 0 | $0 | 0.00% | −35,000−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −34,777−100.0% | Sold out |
| Deutsche Bank AG | 0 | $0 | 0.00% | −33,556−100.0% | Sold out |
| Bluefin Capital Management, LLC | 0 | $0 | 0.00% | −30,530−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −29,019−100.0% | Sold out |
| Nebula Research & Development LLC | 0 | $0 | 0.00% | −28,909−100.0% | Sold out |
| Y-Intercept (Hong Kong) Ltd | 0 | $0 | 0.00% | −28,375−100.0% | Sold out |
| ADAR1 Capital Management, LLC | 0 | $0 | 0.00% | −26,937−100.0% | Sold out |
| Proficio Capital Partners LLC | 0 | $0 | 0.00% | −24,865−100.0% | Sold out |
| Sandia Investment Management LP | 0 | $0 | 0.00% | −24,865−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −22,999−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −22,157−100.0% | Sold out |
| Intech Investment Management LLC | 0 | $0 | 0.00% | −20,806−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −20,653−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −20,637−100.0% | Sold out |
| Wells Fargo & Company | 0 | $0 | 0.00% | −20,192−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −18,000−100.0% | Sold out |
| MetLife Investment Management | 0 | $0 | 0.00% | −17,001−100.0% | Sold out |
| Mirae Asset Global ETFs Holdings Ltd. | 0 | $0 | 0.00% | −16,351−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −15,415−100.0% | Sold out |
| Bailard, Inc. | 0 | $0 | 0.00% | −15,200−100.0% | Sold out |
| Price T Rowe Associates Inc | 0 | $0 | 0.00% | −14,969−100.0% | Sold out |
| Axq Capital, LP | 0 | $0 | 0.00% | −13,860−100.0% | Sold out |
| CWM, LLC | 0 | $0 | 0.00% | −12,013−100.0% | Sold out |