Accelerant Holdings (ARX)
NYSE: ARX · Insurance Agents, Brokers & Service · Grand Cayman, KY · filing with the SEC since 2023
Who runs Accelerant Holdings
Officers and directors as they report to the SEC on Forms 3, 4 and 5, named as filedChief executive, as filed
Radke Jeffrey L
Co-Founder, CEO. First filing Jul 2025, latest Aug 11, 2026, 9 filings in all.
Officers reporting now
8
of 17 people with a filing in the last fifteen months
Directors reporting now
9
17 people on the record since 2025
Officerssales are open-market, Sep 30, 2025 to Sep 30, 2026
| Name | Title as filed | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Hasley Nancy | General Counsel | Jul 2025 | Aug 14, 2026 | 2 · $900,000 |
| Oneill Francis James | Co-Founder, Chief U/W Officer | Jul 2025 | Aug 12, 2026 | 10 · $11.0M |
| Radke Jeffrey L | Co-Founder, CEO | Jul 2025 | Aug 11, 2026 | 10 · $8.8M |
| Sternberg Matthew David | COO, Risk Exchange | Jul 2025 | Jul 27, 2026 | 1 · $300,000 |
| Huber Linda | Chief Financial Officer | Apr 2026 | Apr 3, 2026 | none |
| Jenks Clifford Robert | General Counsel | Apr 2026 | Apr 3, 2026 | none |
| Green Jay Michael | Chief Financial Officer | Jul 2025 | Mar 24, 2026 | 1 · $600,000 |
| Lee-Smith Christopher | Co-Founder, Head of Distrib. | Jul 2025 | Mar 20, 2026 | none |
Directorssales are open-market, Sep 30, 2025 to Sep 30, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Meriwether Karen Sue | director | Jul 2025 | Aug 25, 2026 | 1 · $0.00 |
| Little Paul Christopher | director | Jul 2025 | May 15, 2026 | none |
| Talach David George Paul | director | May 2026 | May 15, 2026 | none |
| Wainwright Simon | director | May 2026 | May 15, 2026 | none |
| Gaynor Samuel | director | Jul 2025 | Nov 20, 2025 | none |
| Harrington Wendy Liisa | director | Jul 2025 | Jul 29, 2025 | none |
| Schwartz Keoni Andrew | director | Jul 2025 | Jul 29, 2025 | none |
| Arora Kunal | director | Jul 2025 | Jul 23, 2025 | none |
| Searles Michael Kenneth | director | Jul 2025 | Jul 23, 2025 | none |
Owners of more than 10% of a classsales are open-market, Sep 30, 2025 to Sep 30, 2026
| Name | Role | First filing | Latest filing | Sales, 12 months |
|---|---|---|---|---|
| Acp Accelerant Holdings, L.P. | 10% owner | Jul 2025 | Jul 29, 2025 | none |
| Acp Insurance Management, LLC | 10% owner | Jul 2025 | Jul 29, 2025 | none |
A person is listed as reporting now after a filing in the last fifteen months. The record shows when someone last filed; it does not say why they stopped. Each name links to the filings on sec.gov.