HILLHOUSE INVESTMENT MANAGEMENT, LTD. 4
4 · ArriVent BioPharma, Inc. · Filed Feb 3, 2026
Research Summary
AI-generated summary of this filing
ArriVent BioPharma (AVBP) 10% Owner Hillhouse Sells 555,555 Shares
What Happened Hillhouse Investment Management, Ltd. (a reported 10% owner) sold 555,555 shares of ArriVent BioPharma, Inc. (AVBP) on December 10, 2025 at $23.37 per share, generating proceeds of $12,983,320. The Form 4 lists the transaction as an open market or private sale (code S).
Key Details
- Transaction date and price: 2025-12-10 at $23.37 per share.
- Shares sold: 555,555; Total proceeds: $12,983,320.
- Shares owned after transaction: not specified in the filing.
- Filing date: 2026-02-03 — filed well after the Dec 10 transaction (Form 4s are normally due within 2 business days), so this appears to be a late filing.
- Footnotes: Securities were held through multiple Hillhouse entities (HACF, VSUM VI, VSUM VIII, ARVT) and the statement is filed jointly by Hillhouse Investment Management, Ltd. (HIM) and HHLR Advisors, Ltd. The filers disclaim beneficial ownership except to the extent of any pecuniary interest.
- No 10b5-1 plan, tax-withholding sale, or other special sale mechanics are disclosed in the filing.
Context This report reflects an institutional sale by a 10% holder (Hillhouse) through its funds and subsidiaries rather than an individual officer or director. Institutional sales can reflect portfolio rebalancing or liquidity needs and are not, by themselves, a definitive indicator of company fundamentals. The filing’s late submission is notable for compliance monitoring.
Insider Transaction Report
- Sale
Common Stock
[F1][F2][F3][F4]2025-12-10$23.37/sh−555,555$12,983,320→ 3,929,117 total(indirect: See footnotes)
Footnotes (4)
- [F1]The securities reported herein were held by HACF, L.P., an exempted Cayman Islands limited partnership ("HACF"). HHLR (as defined below) acts as the sole management company of HACF.
- [F2]The securities reported herein are held by VSUM VI Holdings Limited ("VSUM VI"), VSUM VIII Holdings Limited ("VSUM VIII") and ARVT Holdings Limited ("ARVT"). VSUM VI is a wholly owned subsidiary of Hillhouse Venture Fund V, L.P. ("Venture Fund V"), VSUM VIII is a wholly owned subsidiary of Hillhouse Healthcare Fund, L.P. ("Healthcare Fund") and ARVT is a wholly owned subsidiary of Hillhouse Venture Fund VI, L.P. ("Venture Fund VI"). HIM (as defined below) acts as the sole management company of each of Venture Fund V, Healthcare Fund and Venture Fund VI.
- [F3]This statement is filed by (i) Hillhouse Investment Management, Ltd., an exempted Cayman Islands company ("HIM") and (ii) HHLR Advisors, Ltd., an exempted Cayman Islands company ("HHLR"). The foregoing persons are hereinafter sometimes each referred to as a "Reporting Person" and collectively referred to as the "Reporting Persons." HIM and HHLR are under common control and share certain policies, personnel and resources. Accordingly, HIM and HHLR are filing this Form 4 jointly.
- [F4]The filing of this statement shall not be deemed an admission that each of the Reporting Persons is the beneficial owner of the securities reported herein for purposes of Section 16 of the Securities Act of 1934, as amended, or otherwise. Each of the Reporting Persons expressly disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any.