Accelerant director sells 542 shares at $19.6151

Accelerant Holdings (ARX) director Karen Sue Meriwether reported selling 542 Class A Common Shares on August 21, 2026 in a transaction coded as a sale in an open market or private transaction at a price of $19.6151 per share.

Rhea-AI Filing Summary

Accelerant Holdings (ARX) director Karen Sue Meriwether reported selling 542 Class A Common Shares on August 21, 2026 in a transaction coded as a sale in an open market or private transaction at a price of $19.6151 per share. After this sale, she directly holds 20,868 Class A Common Shares.

Insider Trade Summary

Net Seller: 542 shares

Net Sell 1 txn

Insider Meriwether Karen Sue

Role Director

Sold 542 shs ($11K)

Type	Security	Shares	Price	Value
Sale	Class A Common Shares	542	$19.6151	$11K

Holdings After Transaction: Class A Common Shares — 20,868 shares (Direct)

Key Figures

Shares sold: 542 Class A Common Shares Sale price per share: $19.6151 per share Shares held after transaction: 20,868 Class A Common Shares

3 metrics

Shares sold 542 Class A Common Shares Non-derivative sale on August 21, 2026

Sale price per share $19.6151 per share Price for Class A Common Shares sold on August 21, 2026

Shares held after transaction 20,868 Class A Common Shares Direct ownership position following the reported sale

Key Terms

Form 4, Class A Common Shares, Sale in open market or private transaction

3 terms

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Class A Common Shares financial

"security_title": "Class A Common Shares""

A Class A common share is a specific type of ordinary company share that represents an ownership stake and usually carries particular voting rights or payout priorities compared with other share classes. For investors it matters because those differences affect how much influence you have over company decisions, how dividends or liquidation proceeds might be distributed, and how easily the shares trade — like choosing between car models where one has extra features (more control) and another focuses on price or availability (liquidity).

Sale in open market or private transaction financial

"transaction_code_description": "Sale in open market or private transaction""

FAQ

What insider transaction did ARX director Karen Sue Meriwether report?

Karen Sue Meriwether reported a sale of 542 Class A Common Shares of Accelerant Holdings (ARX) on August 21, 2026, classified as a sale in an open market or private transaction.

At what price were the ARX shares sold by director Karen Sue Meriwether?

The 542 Class A Common Shares of Accelerant Holdings (ARX) sold by Karen Sue Meriwether were transacted at $19.6151 per share, with the price reported on a per-share basis.

How many ARX shares does Karen Sue Meriwether hold after this transaction?

Following the reported sale, Karen Sue Meriwether directly holds 20,868 Class A Common Shares of Accelerant Holdings (ARX) as her post-transaction ownership position.

Was the ARX insider sale by Karen Sue Meriwether a buy or sell transaction?

The transaction reported by Karen Sue Meriwether was a sell of 542 Class A Common Shares of Accelerant Holdings (ARX), with the transaction coded as a disposition (sale) of non-derivative securities.

What type of security did Karen Sue Meriwether trade in this ARX Form 4?

Karen Sue Meriwether traded Class A Common Shares of Accelerant Holdings (ARX) in this Form 4 filing, with the reported transaction involving non-derivative equity securities.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 08/25/2026 - 07:01 PM Accepted by SEC EDGAR 08/25/2026 - 07:01 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Meriwether Karen Sue

(Last) (First) (Middle)

UNIT 106, WINDWARD 3

REGATTA OFFICE PARK, WEST BAY ROAD

(Street)

GRAND CAYMAN KY1-1108

(City) (State) (Zip)

CAYMAN ISLANDS

(Country)

2. Issuer Name and Ticker or Trading Symbol
Accelerant Holdings [ ARX ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
08/21/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Class A Common Shares	08/21/2026		S		542	D	$19.6151	20,868	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/ Robert L. Villasenor, attorney-in-fact for Karen Sue Meriwether	08/25/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)