Key facts
- Artisan Partners Limited Partnership filed SCHEDULE 13G/A for ARGENX SE American Depositary Shares (ARGX).
- Disclosed ownership: 3.8%.
- Date of event: 30 Jun 2025.
Artisan Partners Limited Partnership - 30 Jun 2025 SCHEDULE 13G/A Report for ARGENX SE American Depositary Shares (ARGX)
- Filing Manager
- Artisan Partners Limited Partnership
- Reporting Manager
- Artisan Partners Asset Management Inc.
- Security
- ARGENX SE American Depositary Shares
- Symbol
- ARGX
- Shares outstanding
- 61,836,211 shares
- Disclosed Ownership
- 2,349,776 shares
- Ownership
- 3.8%
- Form type
- SCHEDULE 13G/A
- Filing time
- 12 Aug 2025, 06:14:01 UTC
- Date of event
- 30 Jun 2025
- SEC
- View on sec.gov
Key filing fact
Artisan Partners Limited Partnership disclosed 3.8% ownership in ARGENX SE American Depositary Shares (ARGX) on 30 Jun 2025.
Change
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 12 Aug 2025, 06:14.
Research use
- 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.
Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting persons
Reporting managers (4)
Names, ownership, voting power, signatures, titles, and CIKs as disclosed in this Schedule 13D/G filing.
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Artisan Partners Asset Management Inc. | 3.8% | 2,349,776 | 0 | 2,010,189 | /s/ Gregory K. Ramirez | Gregory K. Ramirez, Executive Vice President of Artisan Partners Asset Management Inc. | |
| Artisan Partners Holdings LP | 3.8% | 2,349,776 | 0 | 2,010,189 | /s/ Gregory K. Ramirez | Gregory K. Ramirez, Executive Vice President of Artisan Partners Asset Management Inc., as the general partner of Artisan Partners Holdings LP | |
| Artisan Investments GP LLC | 3.8% | 2,349,776 | 0 | 2,010,189 | /s/ Gregory K. Ramirez | Gregory K. Ramirez, Vice President of Artisan Investments GP LLC | |
| Artisan Partners Limited Partnership | 3.8% | 2,349,776 | 0 | 2,010,189 | /s/ Gregory K. Ramirez | Gregory K. Ramirez, Vice President of Artisan Investments GP LLC, as the general partner of Artisan Partners Limited Partnership |
CIK / CUSIP context first