SEC Form 4 · Updated Daily
ICLR
— ICON PUBLIC LIMITED COMPANY OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Cutler Stephen A | Director | 79,278 | 2026-03-18 | — |
| Murray Ciaran | Director | 23,129 | 2026-08-10 | M |
| Murphy Ronan Martin | Director | 8,852 | 2026-09-17 | M |
| Clerkin Nigel Bernard John | Officer | 8,148 | 2026-08-10 | M |
| CLIMAX JOHN DR | Director | 7,092 | 2026-09-16 | M |
| McCague Eugene Pacelli | Director | 7,066 | 2026-09-17 | M |
| Grais Linda | Director | 7,003 | 2026-08-10 | M |
| Balfe Barry Edward | Director · Officer | 5,186 | 2026-08-07 | M |
| O'Neill Julie | Director | 4,430 | 2026-08-10 | M |
| Whitaker Anne Clem | Director | 1,732 | 2026-08-10 | M |
| Lyons Emer | Officer | 1,262 | 2026-10-22 | M |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-10-23 | Lyons Emer | Open-market sale | 54 | $184.29 | 990 |
| 2026-10-23 | Lyons Emer | Open-market sale | 52 | $183.42 | 1,044 |
| 2026-10-23 | Lyons Emer | Open-market sale | 43 | $182.30 | 1,096 |
| 2026-10-23 | Lyons Emer | Open-market sale | 81 | $181.39 | 1,139 |
| 2026-10-23 | Lyons Emer | Open-market sale | 42 | $180.54 | 1,220 |
| 2026-10-22 | Lyons Emer | Option exercise (derivative) | 510 | $0.00 | 0 |
| 2026-10-22 | Lyons Emer | Option exercise | 510 | — | 1,262 |
| 2026-09-17 | Murphy Ronan Martin | Option exercise (derivative) | 5,005 | $0.00 | 0 |
| 2026-09-17 | Murphy Ronan Martin | Open-market sale | 5,005 | $175.00 | 3,847 |
| 2026-09-17 | Murphy Ronan Martin | Option exercise | 5,005 | $125.74 | 8,852 |
| 2026-09-17 | McCague Eugene Pacelli | Option exercise (derivative) | 3,255 | $0.00 | 0 |
| 2026-09-17 | McCague Eugene Pacelli | Open-market sale | 3,255 | $175.00 | 3,811 |
| 2026-09-17 | McCague Eugene Pacelli | Option exercise | 3,255 | $125.74 | 7,066 |
| 2026-09-16 | CLIMAX JOHN DR | Option exercise (derivative) | 5,005 | $0.00 | 0 |
| 2026-09-16 | CLIMAX JOHN DR | Open-market sale | 5,005 | $175.00 | 2,087 |
| 2026-09-16 | CLIMAX JOHN DR | Option exercise | 5,005 | $125.74 | 7,092 |
| 2026-08-11 | Clerkin Nigel Bernard John | Open-market sale | 180 | $165.51 | 5,881 |
| 2026-08-11 | Clerkin Nigel Bernard John | Open-market sale | 1,591 | $164.47 | 6,061 |
| 2026-08-11 | Clerkin Nigel Bernard John | Open-market sale | 259 | $163.77 | 7,652 |
| 2026-08-11 | Clerkin Nigel Bernard John | Open-market sale | 237 | $162.72 | 7,911 |
| 2026-08-11 | CLIMAX JOHN DR | Open-market sale | 67 | $165.51 | 2,087 |
| 2026-08-11 | CLIMAX JOHN DR | Open-market sale | 591 | $164.47 | 2,154 |
| 2026-08-11 | CLIMAX JOHN DR | Open-market sale | 95 | $163.77 | 2,745 |
| 2026-08-11 | CLIMAX JOHN DR | Open-market sale | 88 | $162.72 | 2,840 |
| 2026-08-11 | Grais Linda | Open-market sale | 67 | $165.51 | 6,162 |
| 2026-08-11 | Grais Linda | Open-market sale | 590 | $164.47 | 6,229 |
| 2026-08-11 | Grais Linda | Open-market sale | 97 | $163.77 | 6,819 |
| 2026-08-11 | Grais Linda | Open-market sale | 87 | $162.72 | 6,916 |
| 2026-08-11 | McCague Eugene Pacelli | Open-market sale | 67 | $165.51 | 3,811 |
| 2026-08-11 | McCague Eugene Pacelli | Open-market sale | 590 | $164.47 | 3,878 |
| 2026-08-11 | McCague Eugene Pacelli | Open-market sale | 96 | $163.77 | 4,468 |
| 2026-08-11 | McCague Eugene Pacelli | Open-market sale | 88 | $162.72 | 4,564 |
| 2026-08-11 | Murphy Ronan Martin | Open-market sale | 67 | $165.51 | 3,847 |
| 2026-08-11 | Murphy Ronan Martin | Open-market sale | 590 | $164.47 | 3,914 |
| 2026-08-11 | Murphy Ronan Martin | Open-market sale | 96 | $163.77 | 4,504 |
| 2026-08-11 | Murphy Ronan Martin | Open-market sale | 88 | $162.72 | 4,600 |
| 2026-08-11 | Murray Ciaran | Open-market sale | 212 | $165.51 | 20,452 |
| 2026-08-11 | Murray Ciaran | Open-market sale | 1,880 | $164.47 | 20,664 |
| 2026-08-11 | Murray Ciaran | Open-market sale | 305 | $163.77 | 22,544 |
| 2026-08-11 | Murray Ciaran | Open-market sale | 280 | $162.72 | 22,849 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.