Nancy Hasley - 25 Jul 2025 Form 4 Insider Report for Accelerant Holdings (ARX)

Role: General Counsel, Director
Signature: /s/ Robert Hardy, Attorney-in-Fact
Issuer symbol: ARX
Transactions as of: 25 Jul 2025
Net transactions value: -$689,594
Form type: 4
Filing time: 29 Jul 2025, 20:22:50 UTC
Previous filing: 23 Jul 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Hasley Nancy	General Counsel, Director	UNIT 106, WINDWARD 3, REGATTA OFFICE PARK, WEST BAY ROAD, GRAND CAYMAN, CAYMAN ISLANDS	/s/ Robert Hardy, Attorney-in-Fact	29 Jul 2025	0002012400

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	ARX	Class A Common Shares	Conversion of derivative security		+1,368,640			1,368,640	25 Jul 2025	Direct	F1
transaction	ARX	Class A Common Shares	Conversion of derivative security		+512,531			512,531	25 Jul 2025	By Trust	F1, F5
transaction	ARX	Class A Common Shares	Conversion of derivative security		+17,025	+1.2%		1,385,665	25 Jul 2025	Direct	F2
transaction	ARX	Class A Common Shares	Purchase	$10,500	+500		$21.00	500	25 Jul 2025	By Spouse	F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	ARX	LP Interests of Accelerant Holdings LP	Conversion of derivative security	$0	-34,242,081	-100%	$0.000000	0	25 Jul 2025	Class A Common Shares	1,368,640		Direct	F1
transaction	ARX	LP Interests of Accelerant Holdings LP	Conversion of derivative security	$0	-50,000	-100%	$0.000000	0	25 Jul 2025	Class A Common Shares	512,531		By Trust	F1, F5
transaction	ARX	Convertible Preference Shares	Conversion of derivative security	$0	-17,025	-100%	$0.000000	0	25 Jul 2025	Class A Common Shares	17,025		Direct	F2
transaction	ARX	Redeemable Preference Shares	Disposed to Issuer	$700,094	-22,190	-100%	$31.55	0	25 Jul 2025	Common Shares	22,190		Direct	F4

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	In connection with the Issuer's initial public offering ("IPO"), these limited partnership interests of Accelerant Holdings LP were exchanged for Class A Common Shares of the Issuer in proportion to the economic interests represented by the limited partnership interests.
F2	In connection with the Issuer's IPO, these shares of the Issuer's Preference Shares automatically converted into Class A Common Shares of the Issuer at a 1-for-1 conversion rate.
F3	These Class A Common Shares were purchased by the Reporting Person's spouse through a directed share program in connection with the Issuer's IPO.
F4	In connection with the Issuer's IPO, these Redeemable Preference Shares were redeemed by the Issuer at a redemption price of $31.55 per share.
F5	These securities are held in an irrevocable trust over which the Reporting Person exercises investment discretion, and for which the Reporting Person's children are beneficiaries. The Reporting Person disclaims beneficial ownership over these securities, except to the extent of her pecuniary interest therein.