Quick Takeaways
- Artisan Partners Limited Partnership filed SCHEDULE 13G/A for ICON plc Ordinary Shares (ICLR).
- Disclosed ownership: 11%.
- Date of event: 27 Feb 2026.
Artisan Partners Limited Partnership - 27 Feb 2026 SCHEDULE 13G/A Report for ICON plc Ordinary Shares (ICLR)
- Filing Manager
- Artisan Partners Limited Partnership
- Reporting Manager
- Artisan Partners Asset Management Inc.
- Security
- ICON plc Ordinary Shares
- Symbol
- ICLR
- Shares outstanding
- 76,709,202 shares
- Disclosed Ownership
- 8,361,303 shares
- Ownership
- 11%
- Form type
- SCHEDULE 13G/A
- Filing time
- 06 Mar 2026, 14:00:02 UTC
- Date of event
- 27 Feb 2026
- Previous filing
- 12 Aug 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"Artisan Partners Limited Partnership disclosed 11% ownership in ICON plc Ordinary Shares (ICLR) on 27 Feb 2026."
What Changed
- Previous schedule filing date: 12 Aug 2025.
- Current filing was accepted on 06 Mar 2026, 14:00.
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 (5)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Artisan Partners Asset Management Inc. | 11% | 8,361,303 | 0 | 8,131,735 | /s/ Gregory K. Ramirez | Gregory K. Ramirez, Executive Vice President of Artisan Partners Asset Management Inc. | |
| Artisan Partners Holdings LP | 11% | 8,361,303 | 0 | 8,131,735 | /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 | 11% | 8,361,303 | 0 | 8,131,735 | /s/ Gregory K. Ramirez | Gregory K. Ramirez, Vice President of Artisan Investments GP LLC | |
| Artisan Partners Limited Partnership | 11% | 8,361,303 | 0 | 8,131,735 | /s/ Gregory K. Ramirez | Gregory K. Ramirez, Vice President of Artisan Investments GP LLC, as the general partner of Artisan Partners Limited Partnership | |
| Artisan Partners Funds, Inc. | 8.4% | 6,449,466 | 0 | 6,449,466 | /s/ Gregory K. Ramirez | Gregory K. Ramirez, President and Chief Executive Officer of Artisan Partners Funds, Inc. |