🕵️ Arrivent Biopharma, Inc. ($AVBP)
SEC insider & ownership activity, last 12 months · CIK 1868279 · every row links its SEC filing
Over the last 12 months insiders sold $13.0M with no open-market buying against it. Hillhouse Investment Management, Ltd. sold $13.0M in discretionary trades (Dec). No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
0 buyers, $0 (0 lots) · 1 seller, $13.0M (1 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Hillhouse Investment Management, Ltd. | 0 | – | 1 | $13.0M | Dec 10, 2025 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Infinitum Asset Management, LLC | 9.9% | 13G | Feb 17, 2026 | filing ↗ | |
| Infinitum Partners GP, LLC | 9.9% | 13G | Feb 17, 2026 | filing ↗ | |
| Infinitum Cayman Master, Ltd. | 9.9% | 13G | Feb 17, 2026 | filing ↗ | |
| Infinitum Cayman Master, Ltd. (FUND) | 9.9% | 13G | Aug 13, 2025 | filing ↗ | |
| Suvretta Capital Management, LLC | 9.9% | 13G | Aug 13, 2025 | filing ↗ | |
| Aaron Cowen | 9.9% | 13G | Aug 13, 2025 | filing ↗ | |
| Hillhouse Investment Management, Ltd. | 9.5% | 13G | Feb 17, 2026 | filing ↗ | |
| Averill Master Fund, Ltd. | 8.7% | 13G | Aug 13, 2025 | filing ↗ | |
| Orbimed Advisors LLC | 7.5% | 13D | Aug 11, 2025 | filing ↗ | |
| Blackrock, Inc. | 6.8% | 13G | Jul 27, 2026 | filing ↗ | |
| FMR LLC | 6.8% | 13G | May 6, 2026 | filing ↗ | |
| Abigail P. Johnson | 6.8% | 13G | May 6, 2026 | filing ↗ | |
| HBM Healthcare Investments (CAYMAN) Ltd. | 5.4% | 13G | Oct 15, 2025 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | Jun 18, 2026 | filing ↗ |
| Other events (8.01) | May 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 11, 2026 | filing ↗ |
| Earnings (2.02) | May 11, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 11, 2026 | filing ↗ |
| Reg FD disclosure (7.01) | Mar 17, 2026 | filing ↗ |
| Other events (8.01) | Mar 17, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 17, 2026 | filing ↗ |
| Earnings (2.02) | Mar 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 5, 2026 | filing ↗ |
| Earnings (2.02) | Nov 10, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 10, 2025 | filing ↗ |
| Reg FD disclosure (7.01) | Sep 9, 2025 | filing ↗ |
| Other events (8.01) | Sep 9, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 9, 2025 | filing ↗ |
| Earnings (2.02) | Aug 11, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 11, 2025 | filing ↗ |