Icon Public Limited Company (ICLR) Major Shareholders
Icon Public shareholders at a glance
The largest holder of Icon Public stock is Artisan Partners Holdings LP, with 8.6 million shares (11.19% of the company), worth about $1.43 billion as of September 25, 2026. The 10 largest holders together own 54.8%.
In Q2 2026, 454 institutional holdings reports listed 80.3 million shares worth $13.90 billion, up 2.7% in shares from Q1 2026.
Major holders as of September 25, 2026; quarterly totals from institutional holdings reports (latest Q2 2026).
Icon Public Limited Company
Shareholders Summary
2026Q2
Ownership by Type
Geographic Distribution
Largest Icon Public shareholders
| Holder | Shares | % of company | Value |
|---|---|---|---|
| Artisan Partners Holdings LP | 8.6 million | 11.19% | $1.4B |
| Wellington Trust Co., NA | 5.3 million | 6.89% | $878.0M |
| Fidelity Management & Research Co. LLC | 5.3 million | 6.83% | $870.0M |
| Invesco Advisers, Inc. | 5.3 million | 6.82% | $869.0M |
| Harris Associates LP | 4.5 million | 5.79% | $737.0M |
| Brave Warrior Advisors LLC | 3.2 million | 4.09% | $520.0M |
| Greenhaven Associates, Inc. | 3.1 million | 4.02% | $512.0M |
| Principal Global Investors LLC | 3.0 million | 3.83% | $487.0M |
| MFS Investment Management Canada Ltd. | 2.1 million | 2.73% | $347.0M |
| Ruane, Cunniff & Goldfarb LP | 2.0 million | 2.65% | $338.0M |
As of September 25, 2026.
Icon Public institutional holdings by quarter
| Quarter | Reports | Shares | Value |
|---|---|---|---|
| Q2 2026 | 454 | 80.3 million | $13.9B |
| Q1 2026 | 449 | 78.2 million | $8.8B |
| Q4 2025 | 534 | 77.4 million | $14.1B |
| Q3 2025 | 541 | 78.1 million | $13.7B |
| Q2 2025 | 513 | 79.7 million | $11.6B |
| Q1 2025 | 584 | 75.9 million | $13.4B |
| Q4 2024 | 624 | 76.3 million | $16.0B |
| Q3 2024 | 688 | 80.1 million | $22.7B |
Shares and value held by institutions that file quarterly holdings reports (options not included).
Questions and answers
Who owns the most Icon Public stock?
Artisan Partners Holdings LP, with 11.19% of the company (as of September 25, 2026). Next: Wellington Trust Co., NA (6.89%) and Fidelity Management & Research Co. LLC (6.83%).
How many institutions own Icon Public stock?
454 institutional holdings reports listed Icon Public shares in Q2 2026, 80.3 million shares in all worth $13.90 billion.
