Accelerant Holdings (ARX) Insider Trading -- Recent Executive & Director Transactions

15 insiders reported 66 Form 4 transactions for Accelerant Holdings (ARX) over the past 18 months (most recent 2026-07-07). Recent activity: RADKE JEFFREY L (Co-Founder, CEO) Sell 80,000 shares, RADKE JEFFREY L (Co-Founder, CEO) Sell 80,000 shares, RADKE JEFFREY L (Co-Founder, CEO) Sell 80,000 shares, Hasley Nancy (Director) Sell 35,000 shares, ONeill Francis James (Co-Founder, Chief U/W Officer) Sell 70,536 shares. Source: SEC Form 4.

DateInsiderTitleTypeSharesValue
2026-07-07RADKE JEFFREY LCo-Founder, CEOSell80,000$1.1M
2026-06-30RADKE JEFFREY LCo-Founder, CEOSell80,000$1.0M
2026-06-25RADKE JEFFREY LCo-Founder, CEOSell80,000$1.0M
2026-06-25Hasley NancyDirectorSell35,000$458,948
2026-06-24ONeill Francis JamesCo-Founder, Chief U/W OfficerSell70,536$931,583
2026-06-24ONeill Francis JamesCo-Founder, Chief U/W OfficerSell76,464$1.0M
2026-05-15Wainwright SimonDirectorBuy23,316$0
2026-05-15Sternberg Matthew DavidCOO, Risk ExchangeBuy279,329$0
2026-05-15Meriwether Karen SueDirectorBuy11,658$0
2026-05-15Little Paul ChristopherDirectorBuy11,658$0
2026-05-15Hasley NancyDirectorBuy11,658$0
2026-05-15Talach David George PaulDirectorBuy23,316$0
2026-03-24Green Jay MichaelChief Financial OfficerSell50,000$638,500
2026-03-20Lee-Smith ChristopherCo-Founder, Head of Distrib.Buy128,644$0
2026-03-20ONeill Francis JamesCo-Founder, Chief U/W OfficerBuy128,644$0
2026-03-20RADKE JEFFREY LCo-Founder, CEOBuy300,171$0
2026-03-20Sternberg Matthew DavidCOO, Risk ExchangeBuy180,667$0
2026-03-18Green Jay MichaelChief Financial OfficerSell28,625$332,909
2026-02-04Green Jay MichaelChief Financial OfficerSell200,637$2.6M
2025-12-17Lee-Smith ChristopherCo-Founder, Head of Distrib.Buy14,700$197,274
2025-12-09Meriwether Karen SueDirectorBuy542$7,951
2025-11-20Gaynor SamuelDirectorBuy7,500$100,800
2025-11-20ONeill Francis JamesCo-Founder, Chief U/W OfficerBuy38,000$506,920
2025-11-19Sternberg Matthew DavidCOO, Risk ExchangeBuy5,700$74,670
2025-11-18RADKE JEFFREY LCo-Founder, CEOBuy74,110$999,003

Source: SEC Form 4 filings · as of 2026-07-07