Accelerant Holdings's three largest insider shareholders as of April 22, 2026 are Jeffrey L Radke (Co Founder, Ceo, 28.26Mn shares), Christopher Lee-Smith (Co Founder, Head Of Distrib., 17.78Mn shares), Francis James Oneill (Co Founder, Chief U/W Officer, 7.36Mn shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Jeffrey L Radke | Co Founder, Ceo | 0 | 28,261,939 | 18 Nov, 2025 |
| Christopher Lee-Smith | Co Founder, Head Of Distrib. | 17,784,023 | 0 | 20 Mar, 2026 |
| Francis James Oneill | Co Founder, Chief U/W Officer | 7,363,769 | 0 | 20 Mar, 2026 |
| Nancy Hasley | General Counsel | 1,385,665 | 513,031 | 29 Jul, 2025 |
| Jay Michael Green | Chief Financial Officer | 1,175,589 | 0 | 24 Mar, 2026 |
| Matthew David Sternberg | Coo, Risk Exchange | 338,631 | 0 | 20 Mar, 2026 |
| Jeffrey L Radke | Co Founder, Ceo | 333,652 | 0 | 20 Mar, 2026 |
| Jeffrey L Radke | Co Founder, Ceo | 0 | 249,828 | 29 Jul, 2025 |
| Wendy Liisa Harrington | - | 23,315 | 0 | 29 Jul, 2025 |
| Karen Sue Meriwether | - | 9,752 | 0 | 09 Dec, 2025 |
| Paul Christopher Little | - | 9,210 | 0 | 29 Jul, 2025 |
| Samuel Gaynor | - | 7,500 | 0 | 20 Nov, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 23 Mar, 2026 | Jay Michael Green | Class A Common Shares | D | 50,000 | $12.77 | 1,175,589 | D | S |
| 18 Mar, 2026 | Matthew David Sternberg | Class A Common Shares | A | 180,667 | $0.00 | 338,631 | D | A |
| 18 Mar, 2026 | Francis James Oneill | Class A Common Shares | A | 128,644 | $0.00 | 7,363,769 | D | A |
| 18 Mar, 2026 | Jeffrey L Radke | Class A Common Shares | A | 300,171 | $0.00 | 333,652 | D | A |
| 18 Mar, 2026 | Christopher Lee-Smith | Class A Common Shares | A | 128,644 | $0.00 | 17,784,023 | D | A |
| 17 Mar, 2026 | Jay Michael Green | Class A Common Shares | D | 28,625 | $11.63 | 1,225,589 | D | F |
| 02 Feb, 2026 | Jay Michael Green | Class A Common Shares | D | 200,637 | $12.76 | 1,254,214 | D | F |
| 19 Nov, 2025 | Christopher Lee-Smith | Class A Common Shares | A | 14,700 | $13.42 | 17,655,379 | D | P |
| 08 Dec, 2025 | Karen Sue Meriwether | Class A Common Shares | A | 542 | $14.67 | 9,752 | D | P |
| 18 Nov, 2025 | Francis James Oneill | Class A Common Shares | A | 38,000 | $13.34 | 7,235,125 | D | P |
| 19 Nov, 2025 | Samuel Gaynor | Class A Common Shares | A | 7,500 | $13.44 | 7,500 | D | P |
| 17 Nov, 2025 | Matthew David Sternberg | Class A Common Shares | A | 5,700 | $13.10 | 157,964 | D | P |
| 14 Nov, 2025 | Jeffrey L Radke | Class A Common Shares | A | 74,110 | $13.48 | 28,261,939 | I | P |
| 25 Jul, 2025 | Karen Sue Meriwether | Class A Common Shares | A | 9,210 | $0.00 | 9,210 | D | A |
| 25 Jul, 2025 | Wendy Liisa Harrington | Class A Common Shares | A | 9,210 | $0.00 | 9,210 | D | A |
| 25 Jul, 2025 | Jay Michael Green | Class A Common Shares | A | 1,454,851 | - | 1,454,851 | D | A |
| 25 Jul, 2025 | Matthew David Sternberg | Class A Common Shares | A | 152,264 | $0.00 | 152,264 | D | A |
| 25 Jul, 2025 | Francis James Oneill | Class A Common Shares | A | 7,136,705 | - | 7,136,705 | D | C |
| 25 Jul, 2025 | Jeffrey L Radke | Class A Common Shares | A | 33,464 | - | 33,464 | D | C |
| 25 Jul, 2025 | Nancy Hasley | Class A Common Shares | A | 1,368,640 | - | 1,368,640 | D | C |