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 2023
Institutional positions in iTeos Therapeutics, Inc. as of Sep 30, 2023. 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
- 144
- 0 vs. Q2 2023
- Shares held
- 35.5M
- +866.2K (+2.5%) vs. Q2 2023
- Total value
- $388.6M
- −$69.9M (−15.2%) vs. Q2 2023
- New holders
- 15
- 58 more added
- Sold out
- 15
- 48 more reduced
2 institutions that held it in Q2 2023 haven't filed for Q3 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2023: 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 2023
Shares, value and share of portfolio for each institution holding iTeos Therapeutics, Inc.; share changes are against Q2 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Victory Capital Management Inc | 99,133 | $1.09M | 0.00% | +351+0.4% | Added |
| Octagon Capital Advisors LP | 102,000 | $1.12M | 0.20% | −494,000−82.9% | Reduced |
| Bank of America Corp | 103,475 | $1.13M | 0.00% | −12,389−10.7% | Reduced |
| Los Angeles Capital Management LLC | 105,554 | $1.16M | 0.00% | −4,468−4.1% | Reduced |
| Readystate Asset Management LP | 105,691 | $1.16M | 0.10% | +17,300+19.6% | Added |
| Empowered Funds, LLC | 110,310 | $1.21M | 0.04% | +9,006+8.9% | Added |
| D. E. Shaw & Co., Inc. | 114,458 | $1.25M | 0.00% | +34,976+44.0% | Added |
| Ameriprise Financial Inc | 133,219 | $1.46M | 0.00% | −215−0.2% | Reduced |
| FMR LLC | 140,663 | $1.54M | 0.00% | −540.0% | Reduced |
| Panagora Asset Management Inc | 146,276 | $1.60M | 0.01% | +25,237+20.9% | Added |
| Baker Bros. Advisors LP | 150,346 | $1.65M | 0.01% | 00.0% | Unchanged |
| Principal Financial Group Inc | 152,342 | $1.67M | 0.00% | +5,555+3.8% | Added |
| Sectoral Asset Management Inc | 155,075 | $1.70M | 0.33% | +8,499+5.8% | Added |
| Vontobel Holding Ltd. | 155,075 | $1.70M | 0.02% | +8,499+5.8% | Added |
| Bridgeway Capital Management, LLC | 176,810 | $1.94M | 0.05% | +9,006+5.4% | Added |
| Invesco Ltd. | 207,165 | $2.27M | 0.00% | −8,202−3.8% | Reduced |
| Charles Schwab Investment Management Inc | 210,171 | $2.30M | 0.00% | +19,258+10.1% | Added |
| Prudential Financial Inc | 251,701 | $2.76M | 0.00% | −39,350−13.5% | Reduced |
| Morgan Stanley | 261,753 | $2.87M | 0.00% | +85,073+48.2% | Added |
| Northern Trust Corp | 277,235 | $3.04M | 0.00% | +10,397+3.9% | Added |
| Bank of New York Mellon Corp | 278,959 | $3.05M | 0.00% | +17,090+6.5% | Added |
| Barclays PLC | 322,322 | $3.53M | 0.00% | +7,442+2.4% | Added |
| Ikarian Capital, LLC | 346,471 | $3.79M | 1.41% | +346,471 | New |
| Renaissance Technologies LLC | 394,000 | $4.31M | 0.01% | −19,200−4.6% | Reduced |
| Artal Group S.A. | 400,000 | $4.38M | 0.19% | 00.0% | Unchanged |
| Jacobs Levy Equity Management, Inc | 459,712 | $5.03M | 0.03% | −30,668−6.3% | Reduced |
| Janus Henderson Group PLC | 500,324 | $5.48M | 0.00% | +500,324 | New |
| Candriam Luxembourg S.C.A. | 511,537 | $5.60M | 0.05% | −100,010−16.4% | Reduced |
| Geode Capital Management, LLC | 532,087 | $5.83M | 0.00% | +30,075+6.0% | Added |
| Goldman Sachs Group Inc | 609,212 | $6.67M | 0.00% | −34,453−5.4% | Reduced |
| Dimensional Fund Advisors LP | 700,953 | $7.68M | 0.00% | +122,304+21.1% | Added |
| Deerfield Management Company, L.P. (Series C) | 723,000 | $7.92M | 0.17% | +723,000 | New |
| 683 Capital Management, LLC | 810,000 | $8.87M | 0.90% | +225,000+38.5% | Added |
| Saturn V Capital Management LLC | 994,756 | $10.9M | 4.56% | +358,598+56.4% | Added |
| Citadel Advisors LLC | 1,007,572 | $11.0M | 0.01% | −187,697−15.7% | Reduced |
| Millennium Management LLC | 1,032,846 | $11.3M | 0.01% | +206,744+25.0% | Added |
| BVF Inc | 1,259,476 | $13.8M | 0.37% | −551,359−30.4% | Reduced |
| State Street Corp | 1,581,493 | $17.3M | 0.00% | +16,291+1.0% | Added |
| MPM Oncology Impact Management LP | 1,745,943 | $19.1M | 5.10% | 00.0% | Unchanged |
| Boxer Capital, LLC | 1,804,058 | $19.8M | 1.05% | −350,000−16.2% | Reduced |
| Vanguard Group Inc | 1,813,759 | $19.9M | 0.00% | +40,407+2.3% | Added |
| MPM Asset Management LLC | 2,738,785 | $30.0M | 16.06% | 00.0% | Unchanged |
| Ra Capital Management, L.P. | 4,417,259 | $48.4M | 0.95% | 00.0% | Unchanged |
| BlackRock Inc. | 5,050,968 | $55.3M | 0.00% | +370,774+7.9% | Added |
| Bank of Montreal | 0 | $0 | 0.00% | −171,389−100.0% | Sold out |
| AlphaCentric Advisors LLC | 0 | $0 | 0.00% | −63,000−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −35,429−100.0% | Sold out |
| ClariVest Asset Management LLC | 0 | $0 | 0.00% | −35,255−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −16,413−100.0% | Sold out |
| Franklin Resources Inc | 0 | $0 | 0.00% | −12,072−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −11,503−100.0% | Sold out |
| Worth Venture Partners, LLC | 0 | $0 | 0.00% | −10,900−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −7,321−100.0% | Sold out |
| C M Bidwell & Associates Ltd | 0 | $0 | 0.00% | −3,929−100.0% | Sold out |
| KBC Group NV | 0 | $0 | 0.00% | −1,773−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −1,400−100.0% | Sold out |
| Parallel Advisors, LLC | 0 | $0 | 0.00% | −227−100.0% | Sold out |
| Massmutual Trust Co FSB | 0 | $0 | 0.00% | −162−100.0% | Sold out |
| 25 LLC | 0 | $0 | 0.00% | −34−100.0% | Sold out |
| EA Series Trust | – | – | – | – | Not filed |
| Tekla Capital Management LLC | – | – | – | – | Not filed |