Accelerant Holdings (ARX)

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Recent insider activity at Accelerant Holdings shows a net sell-off over the last 90 days, with total sell value exceeding $6.9 million. Notable transactions include proposed sales by Jay Green and a planned sale by CFO Green Jay Michael. This contrasts with earlier buy transactions from late 2025 by several executives.

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Ticker: ARX Exchange: NYS

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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings

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Trades

JAY GREEN

Former affiliate

2 sales — total 200,000 USD

Proposed sale 18 May 2026

Value US$4,664,560.24 | Price 377.28 | Shares 23,861

Proposed sale 18 May 2026

Value US$2,973,791.06 | Price 119.12 | Shares 13,035

Green Jay Michael

Chief Financial Officer

1 sale — total 638,285 USD

Planned sale 23 Mar 2026

Value US$1,384,465.16 | Price 183.30 | Shares 60,078

JAY GREEN

Officer

1 sale — total 647,500 USD

Proposed sale 23 Mar 2026

Value US$647,500.00 | Price 12.95 | Shares 50,000

Meriwether Karen Sue

1 purchase — total 7,951 USD

Buy 8 Dec 2025

Value US$7,950.87 | Price 14.67 | Shares 542

Lee-Smith Christopher

Co-Founder, Head of Distrib.

1 purchase — total 197,240 USD

Buy 19 Nov 2025

Value US$197,240.19 | Price 13.42 | Shares 14,700

Gaynor Samuel

1 purchase — total 100,774 USD

Buy 19 Nov 2025

Value US$100,773.75 | Price 13.44 | Shares 7,500

ONeill Francis James

Co-Founder, Chief U/W Officer

1 purchase — total 506,810 USD

Buy 18 Nov 2025

Value US$506,809.80 | Price 13.34 | Shares 38,000

Sternberg Matthew David

COO, Risk Exchange

1 purchase — total 74,696 USD

Buy 17 Nov 2025

Value US$74,695.65 | Price 13.10 | Shares 5,700

RADKE JEFFREY L

Co-Founder, CEO

1 purchase — total 999,366 USD

Buy 14 Nov 2025

Value US$999,365.94 | Price 13.48 | Shares 74,110

Schwartz Keoni Andrew

4 sales — total 243,519,192 USD

Sale 25 Jul 2025

Value US$6,852,552.00 | Price 21.00 | Shares 326,312

Sale 25 Jul 2025

Value US$10,250,751.00 | Price 21.00 | Shares 488,131

Sale 25 Jul 2025

Value US$56,079,576.00 | Price 21.00 | Shares 2,670,456

Sale 25 Jul 2025

Value US$170,336,313.00 | Price 21.00 | Shares 8,111,253

Hasley Nancy

General Counsel

1 purchase — total 10,500 USD

Buy 25 Jul 2025

Value US$10,500.00 | Price 21.00 | Shares 500

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Value
2026-05-18	2026-05-18	PrS Proposed sale	JAY GREEN Former affiliate	23,861 377.28 US$4,664,560	23,861	377.28	US$4,664,560
2026-05-18	2026-05-18	PrS Proposed sale	JAY GREEN Former affiliate	13,035 119.12 US$2,973,791	13,035	119.12	US$2,973,791
2026-03-24	2026-03-23	PlS Planned sale	Green Jay Michael Chief Financial Officer Officer	60,078 +30.8% 183.30 US$1,384,465	60,078 +30.8%	183.30	US$1,384,465
2026-03-23	2026-03-23	PrS Proposed sale	JAY GREEN Officer Officer	50,000 12.95 US$647,500	50,000	12.95	US$647,500
2025-12-09	2025-12-08	B Purchase	1.5 Meriwether Karen Sue Non-Executive Director	542 +5.9% 14.67 US$7,951	542 +5.9%	14.67	US$7,951
2025-12-17	2025-11-19	B Purchase	1.6 Lee-Smith Christopher Co-Founder, Head of Distrib. Executive Director	14,700 +0.1% 13.42 US$197,240	14,700 +0.1%	13.42	US$197,240
2025-11-20	2025-11-19	B Purchase	1.6 Gaynor Samuel Non-Executive Director	7,500 +inf% 13.44 US$100,774	7,500 +inf%	13.44	US$100,774
2025-11-20	2025-11-18	B Purchase	1.6 ONeill Francis James Co-Founder, Chief U/W Officer Officer	38,000 +0.5% 13.34 US$506,810	38,000 +0.5%	13.34	US$506,810
2025-11-19	2025-11-17	B Purchase	1.6 Sternberg Matthew David COO, Risk Exchange Officer	5,700 +3.7% 13.10 US$74,696	5,700 +3.7%	13.10	US$74,696
2025-11-18	2025-11-14	B Purchase	1.5 RADKE JEFFREY L Co-Founder, CEO Executive Director Large shareholder	74,110 +0.3% 13.48 US$999,366	74,110 +0.3%	13.48	US$999,366
2025-07-29	2025-07-25	S Sale	Schwartz Keoni Andrew Non-Executive Director Large shareholder	326,312 -100.0% 21.00 US$6,852,552	326,312 -100.0%	21.00	US$6,852,552
2025-07-29	2025-07-25	S Sale	Schwartz Keoni Andrew Non-Executive Director Large shareholder	488,131 -100.0% 21.00 US$10,250,751	488,131 -100.0%	21.00	US$10,250,751
2025-07-29	2025-07-25	S Sale	Schwartz Keoni Andrew Non-Executive Director Large shareholder	2,670,456 -100.0% 21.00 US$56,079,576	2,670,456 -100.0%	21.00	US$56,079,576
2025-07-29	2025-07-25	S Sale	Schwartz Keoni Andrew Non-Executive Director Large shareholder	8,111,253 -100.0% 21.00 US$170,336,313	8,111,253 -100.0%	21.00	US$170,336,313
2025-07-29	2025-07-25	B Purchase	Hasley Nancy General Counsel Executive Director	500 +inf% 21.00 US$10,500	500 +inf%	21.00	US$10,500