🕵️ Iteos Therapeutics, Inc. ($ITOS)
SEC insider & ownership activity, last 12 months · CIK 1808865 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. Kevin Tang added 10.0% → 100.0%; TANG Capital Management, LLC added 10.0% → 100.0%. One red-flag 8-K in the window: Delisting notice (3.01), Aug 29, 2025.
Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Kevin Tang | 100.0% | 13D | Aug 29, 2025 | filing ↗ | |
| TANG Capital Management, LLC | 100.0% | 13D | Aug 29, 2025 | filing ↗ | |
| TANG Capital Partners, LP | 100.0% | 13D | Aug 29, 2025 | filing ↗ | |
| Concentra Biosciences, LLC | 100.0% | 13D | Aug 29, 2025 | filing ↗ | |
| ECOR1 Capital, LLC | 27.9% | 13D | May 15, 2025 | filing ↗ | |
| Oleg Nodelman | 27.9% | 13D | May 15, 2025 | filing ↗ | |
| ECOR1 Capital Fund Qualified, L.P. | 26.2% | 13D | May 15, 2025 | filing ↗ | |
| Blackrock Portfolio Management LLC | 6.1% | 13G | Apr 15, 2025 | filing ↗ | |
| Blackrock, Inc. | 5.7% | 13G | Apr 23, 2025 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Acquisition or disposition (2.01) | Aug 29, 2025 | filing ↗ |
| Delisting notice (3.01) | Aug 29, 2025 | filing ↗ |
| Material Modifications to Rights of Security Holders (3.03) | Aug 29, 2025 | filing ↗ |
| Change of control (5.01) | Aug 29, 2025 | filing ↗ |
| Officer/director changes (5.02) | Aug 29, 2025 | filing ↗ |
| Charter/bylaw changes (5.03) | Aug 29, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 29, 2025 | filing ↗ |