Quick Takeaways
- ORBIMED ADVISORS LLC filed SCHEDULE 13D/A for Adicet Bio, Inc. Common Stock, par value $0.0001 (ACET).
- Disclosed ownership: 8.8%.
- Date of event: 08 Apr 2026.
ORBIMED ADVISORS LLC - 08 Apr 2026 SCHEDULE 13D/A Report for Adicet Bio, Inc. Common Stock, par value $0.0001 (ACET)
- Filing Manager
- ORBIMED ADVISORS LLC
- Reporting Manager
- ORBIMED ADVISORS LLC
- Symbol
- ACET
- Shares outstanding
- 9,599,852 shares
- Disclosed Ownership
- 844,787 shares
- Ownership
- 8.8%
- Form type
- SCHEDULE 13D/A
- Filing time
- 10 Apr 2026, 20:27:41 UTC
- Date of event
- 08 Apr 2026
- Previous filing
- 10 Oct 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"ORBIMED ADVISORS LLC disclosed 8.8% ownership in Adicet Bio, Inc. Common Stock, par value $0.0001 (ACET) on 08 Apr 2026."
What Changed
- Previous schedule filing date: 10 Oct 2025.
- Current filing was accepted on 10 Apr 2026, 20:27.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (8)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| ORBIMED ADVISORS LLC | 8.8% | 844,787 | 0 | 844,787 | /s/ Carl L. Gordon | Carl L. Gordon / Member | 0001055951 |
| ORBIMED CAPITAL GP VI LLC | 2.9% | 280,640 | 0 | 280,640 | /s/ Carl L. Gordon | Carl L. Gordon / Member of OrbiMed Advisors LLC | 0001682115 |
| ORBIMED CAPITAL GP V LLC | 5.9% | 564,147 | 0 | 564,147 | /s/ Carl L. Gordon | Carl L. Gordon / Member of OrbiMed Advisors LLC | 0001615374 |
| OrbiMed Genesis GP LLC | 0% | 0 | 0 | 0 | /s/ Carl L. Gordon | Carl L. Gordon / Member of OrbiMed Advisors LLC | 0001808744 |
| ORBIMED ADVISORS ISRAEL II LTD | 0% | 0 | 0 | 0 | /s/ Carl L. Gordon | Carl L. Gordon / Director | 0001682093 |
| ORBIMED ISRAEL GP II, L.P. | 0% | 0 | 0 | 0 | /s/ Carl L. Gordon | Carl L. Gordon / Director of OrbiMed Advisors Israel II Limited | 0001682090 |
| ORBIMED ISRAEL GP LTD. | 0% | 0 | 0 | 0 | /s/ Carl L. Gordon | Carl L. Gordon / Director | 0001569590 |
| ORBIMED ISRAEL BIOFUND GP LIMITED PARTNERSHIP | 0% | 0 | 0 | 0 | /s/ Carl L. Gordon | Carl L. Gordon / Director of OrbiMed Israel GP Ltd. | 0001569821 |