🕵️ ICON PLC ($ICLR)
SEC insider & ownership activity, last 12 months · CIK 1060955 · every row links its SEC filing
Insiders were quiet over the last 12 months – no open-market buys or sells. No red-flag 8-Ks in the window.
🚨 5 signals active —
planned-vs-executed verdicts, pre-event flags, and cluster context live in the
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Insider flow
0 buyers, $0 (0 lots) · 0 sellers, $0 (0 lots)
No open-market insider transactions in the last 12 months.
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Artisan Partners Asset Management Inc. | 10.9% | 13G | Mar 6, 2026 | filing ↗ | |
| Artisan Partners Holdings LP | 10.9% | 13G | Mar 6, 2026 | filing ↗ | |
| Artisan Investments GP LLC | 10.9% | 13G | Mar 6, 2026 | filing ↗ | |
| Artisan Partners Limited Partnership | 10.9% | 13G | Mar 6, 2026 | filing ↗ | |
| Artisan Partners Funds, Inc. | 8.4% | 13G | Mar 6, 2026 | filing ↗ | |
| Wellington Management Group LLP | 7.7% | 13G | May 15, 2026 | filing ↗ | |
| Wellington Group Holdings LLP | 7.7% | 13G | May 15, 2026 | filing ↗ | |
| Wellington Investment Advisors Holdings LLP | 7.7% | 13G | May 15, 2026 | filing ↗ | |
| Wellington Management Company LLP | 6.7% | 13G | May 15, 2026 | filing ↗ | |
| Harris Associates L P | 5.7% | 13G | May 15, 2026 | filing ↗ | |
| Harris Associates, Inc. | 5.7% | 13G | May 15, 2026 | filing ↗ | |
| FMR LLC | 5.5% | 13G | May 6, 2026 | filing ↗ | |
| Abigail P. Johnson | 5.5% | 13G | May 6, 2026 | filing ↗ | |
| Invesco Ltd. | 5.1% | 13G | May 6, 2026 | filing ↗ |
Planned insider sales (Form 144)
| Seller | Planned | Approx. sale date | |
|---|---|---|---|
| Barry Edward Balfe | $301K | Mar 9, 2026 | filing ↗ |
| Barry Edward Balfe | $62K | Mar 4, 2026 | filing ↗ |
| Nigel Clerkin | $249K | Nov 3, 2025 | filing ↗ |
| Stephen Cutler | $3.6M | Oct 2, 2025 | filing ↗ |
| Barry Edward Balfe | $60K | Aug 8, 2025 | filing ↗ |
| Thomas Noel O'Leary | $179K | Aug 8, 2025 | filing ↗ |
Material events (8-K)
No 8-K filings in the last 12 months.